Company lists · Data refreshed October 2026
Top 25 Hvac contractors for critical facilities based in the United States
RevenueBase identified 11,817 company matches for hvac contractors for critical facilities associated with the United States as of October 2026 and tracks 159,626 professional contacts across them, including 55,527 with verified work emails. Houston is the largest hub.
This list covers company matches for hvac contractors for critical facilities associated with the United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 14, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest hvac contractors for critical facilities based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,721 contacts → | ||||
Exact match “Making it easier for HVACR contractors to do business.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 2 | 2,573 contacts → | ||||
Exact match “Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than mechanical projects.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 3 | 1,925 contacts → | ||||
Exact match “TDIndustries delivers a comprehensive approach to Facility Services and Mechanical Construction.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 4 | 1,443 contacts → | ||||
Exact match “A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 5 | 1,354 contacts → | ||||
Exact match “Comfort Systems USA | Quality People.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 6 | 1,088 contacts → | ||||
Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 7 | 1,049 contacts → | ||||
Exact match “Since 1944, we’ve been family-owned and family-focused, built on values that last and a mission that matters.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 8 | 1,016 contacts → | ||||
Exact match “CMTA is part of Legence, a Nasdaq Listed company.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 9 | 998 contacts → | ||||
Exact match “GSH Group is a premier provider of global integrated facilities management and building engineering services.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 10 | 884 contacts → | ||||
Exact match “Ahern is a mechanical and fire protection contractor specializing in HVAC, Plumbing, Building Controls, Sprinkler, Extinguisher & Alarm and Fabrication for construction and…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 11 | 880 contacts → | ||||
Exact match “ArchKey, one of the largest privately held specialty trade installation and facilities services companies in the United States, is a leader in designing, building, and maintaining…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 12 | 776 contacts → | ||||
Exact match “Limbach is a leading building solutions firm delivering mission critical infrastructure that supports life’s most important moments.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 13 | 718 contacts → | ||||
Exact match “Apollo is based in Kennewick, Washington, performing Full Mechanical projects across the United States and around the world.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 14 | 711 contacts → | ||||
Exact match “CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 15 | 710 contacts → | ||||
Exact match “Established in 1963, Baker Group is Iowa’s premier full-service specialty contractor-serving commercial, industrial, institutional, and mission-critical markets across the country.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 16 | 652 contacts → | ||||
Exact match “Apex Service Partners is a HVAC, plumbing and electrical services group whose goal is to partner with world-class service providers to build an industry leading national platform.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 17 | 592 contacts → | ||||
Exact match “At F.E.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 18 | 580 contacts → | ||||
Exact match “In business for over 45 years, Texas AirSystems has grown to be recognized as one of the premier partners for commercial HVAC solutions in Texas, boasting over 500 associates…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 19 | 562 contacts → | ||||
Exact match “At Climate Pros, LLC, we are a leading commercial refrigeration and HVAC company specializing in the design, construction, and servicing of refrigeration systems across thousands…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 20 | 559 contacts → | ||||
Exact match “Airedale by Modine is the critical cooling specialist, with the technology and expertise to meet the specific operational demands of data centers worldwide.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 21 | 556 contacts → | ||||
Exact match “When homeowners want a reliable heater or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 22 | 537 contacts → | ||||
Exact match “DEEM, LLC is a mechanical and electrical company centrally located in Fishers, Indiana with satellite offices throughout the Midwest down to the southeastern United States.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 23 | 509 contacts → | ||||
Exact match “At Polk Mechanical, a TriplePoint Company, we provide facility lifecycle services based on quality, integrity, and value for our clients.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 24 | 507 contacts → | ||||
Exact match “Therma is part of Legence, a Blackstone portfolio company, specially created to be an Energy Transition Accelerator™.” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
| 25 | 489 contacts → | ||||
Exact match “Since 1996, MSS has made thousands of facilities more efficient, comfortable, secure and reliable for owners, operators and occupiers across the Carolinas and throughout North…” Recorded in the RevenueBase company graph · Oct 14, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “hvac contractors for critical facilities”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 11,817 hvac contractors for critical facilities based in the United States
See the full list, filter by size, metro and specialty, and access 55,527 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Hvac contractors for critical facilities based in the United States at a glance
As of Oct 14, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 11,817 companies.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Company records associated with the United States whose business descriptions match “hvac contractors for critical facilities” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every displayed company carries at least one verified work email. RevenueBase tracks 55,527 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on October 14, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Hvac contractors for critical facilities by metro
- Hvac contractors for critical facilities in Houston167
- Hvac contractors for critical facilities in New York132
- Hvac contractors for critical facilities in San Antonio92
- Hvac contractors for critical facilities in Phoenix89
- Hvac contractors for critical facilities in Dallas80
- Hvac contractors for critical facilities in Tampa75
- Hvac contractors for critical facilities in Jacksonville67
- Hvac contractors for critical facilities in Indianapolis65
- Hvac contractors for critical facilities in Austin63
- Hvac contractors for critical facilities in Miami63
- Hvac contractors for critical facilities in Charlotte61
- Hvac contractors for critical facilities in Orlando56
- Hvac contractors for critical facilities in Denver55
- Hvac contractors for critical facilities in San Diego52
- Hvac contractors for critical facilities in Las Vegas51
- Hvac contractors for critical facilities in Louisville48
- Hvac contractors for critical facilities in Raleigh44
- Hvac contractors for critical facilities in Cincinnati42
- Hvac contractors for critical facilities in Mesa41
- Hvac contractors for critical facilities in Nashville41
- Hvac contractors for critical facilities in Atlanta40
- Hvac contractors for critical facilities in Chicago40
- Hvac contractors for critical facilities in Columbia40
- Hvac contractors for critical facilities in Tucson40
- Hvac contractors for critical facilities in Greenville39
- Hvac contractors for critical facilities in St. Louis39
- Hvac contractors for critical facilities in Fort Worth38
- Hvac contractors for critical facilities in San Jose38
- Hvac contractors for critical facilities in Anaheim35
- Hvac contractors for critical facilities in Los Angeles35
- Hvac contractors for critical facilities in Portland35
- Hvac contractors for critical facilities in Richmond35
- Hvac contractors for critical facilities in Salt Lake City35
- Hvac contractors for critical facilities in Rochester34
- Hvac contractors for critical facilities in Columbus33
- Hvac contractors for critical facilities in Springfield33
- Hvac contractors for critical facilities in Sacramento31
- Hvac contractors for critical facilities in Wilmington31
- Hvac contractors for critical facilities in Albuquerque30
- Hvac contractors for critical facilities in Fort Myers30
- Hvac contractors for critical facilities in Knoxville30
- Hvac contractors for critical facilities in Omaha30
- Hvac contractors for critical facilities in Tulsa30
- Hvac contractors for critical facilities in Sarasota28
- Hvac contractors for critical facilities in Tempe28
- Hvac contractors for critical facilities in Marietta27
- Hvac contractors for critical facilities in Memphis27
- Hvac contractors for critical facilities in Philadelphia27
- Hvac contractors for critical facilities in Pompano Beach27
- Hvac contractors for critical facilities in West Palm Beach27
- Hvac contractors for critical facilities in Cleveland26
- Hvac contractors for critical facilities in Colorado Springs26
- Hvac contractors for critical facilities in Fort Lauderdale26
- Hvac contractors for critical facilities in Lexington26
- Hvac contractors for critical facilities in Spring26
- Hvac contractors for critical facilities in Auburn25
- Hvac contractors for critical facilities in Dayton25
- Hvac contractors for critical facilities in Glendale25
- Hvac contractors for critical facilities in Oklahoma City25
- Hvac contractors for critical facilities in Pittsburgh25
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “hvac contractors for critical facilities”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many hvac contractors for critical facilities are there based in the United States?
RevenueBase identified 11,817 company matches for hvac contractors for critical facilities associated with the United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
Johnstone Supply tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most hvac contractors for critical facilities?
Houston leads with 167 company records, followed by New York (132) and San Antonio (92).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 55,527 professional contacts with verified work emails tracked across these 11,817 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 14, 2026.
Ready to reach these companies? Verified emails and direct dials for all 11,817 hvac contractors for critical facilities based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Hvac contractors for critical facilities by geography
- Hvac contractors for critical facilities based in Melbourne, Australia
- Hvac contractors for critical facilities based in Sydney, Australia
- Hvac contractors for critical facilities based in Sao Paulo, Brazil
- Hvac contractors for critical facilities based in Brampton, Canada
- Hvac contractors for critical facilities based in Burnaby, Canada
- Hvac contractors for critical facilities based in Calgary, Canada
- Hvac contractors for critical facilities based in Edmonton, Canada
- Hvac contractors for critical facilities based in Mississauga, Canada
- Hvac contractors for critical facilities based in Montreal, Canada
- Hvac contractors for critical facilities based in Ottawa, Canada
- Hvac contractors for critical facilities based in Toronto, Canada
- Hvac contractors for critical facilities based in Vaughan, Canada
About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hvac contractors for critical facilities based in Melbourne, Australia
- Hvac contractors for critical facilities based in Sydney, Australia
- Hvac contractors for critical facilities based in Sao Paulo, Brazil
- Hvac contractors for critical facilities based in Brampton, Canada
- Hvac contractors for critical facilities based in Burnaby, Canada
- Hvac contractors for critical facilities based in Calgary, Canada
Company intelligence · public preview
Top 25 hvac contractors for critical facilities based in the United States
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 11,817 matching company records for hvac contractors for critical facilities based in the United States, with 159,626 tracked contacts and 55,527 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 14, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 hvac contractors for critical facilities based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Johnstone Supplyjohnstonesupply.comHQ: Portland, OR, United StatesReported employees: 1,001-5,000 | Portland, OR, United States | 1,001-5,000 | Exact match | 2,721 contacts → |
“Making it easier for HVACR contractors to do business.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Acco Engineered Systemsaccoes.comHQ: Pasadena, CA, United StatesReported employees: 5,001-10,000 | Pasadena, CA, United States | 5,001-10,000 | Exact match | 2,573 contacts → |
“Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than mechanical projects.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Tdindustries, INCtdindustries.com HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 1,925 contacts → |
“TDIndustries delivers a comprehensive approach to Facility Services and Mechanical Construction.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Emcor Group, INCemcorgroup.com HQ: Norwalk, CT, United StatesReported employees: 10001+ | Norwalk, CT, United States | 10001+ | Exact match | 1,443 contacts → |
“A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Comfort Systems USAcomfortsystemsusa.comHQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 1,354 contacts → |
“Comfort Systems USA | Quality People.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Mckenney's, INCmckenneys.comHQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 1,088 contacts → |
“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  LEE Companyleecompany.comHQ: Franklin, TN, United StatesReported employees: 1,001-5,000 | Franklin, TN, United States | 1,001-5,000 | Exact match | 1,049 contacts → |
“Since 1944, we’ve been family-owned and family-focused, built on values that last and a mission that matters.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Cmta, INCcmta.comHQ: Louisville, KY, United StatesReported employees: 501-1,000 | Louisville, KY, United States | 501-1,000 | Exact match | 1,016 contacts → |
“CMTA is part of Legence, a Nasdaq Listed company.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  GSH Groupgshgroup.comHQ: Parsippany, NJ, United StatesReported employees: 1,001-5,000 | Parsippany, NJ, United States | 1,001-5,000 | Exact match | 998 contacts → |
“GSH Group is a premier provider of global integrated facilities management and building engineering services.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  AHERNjfahern.comHQ: Fond Du Lac, WI, United StatesReported employees: 1,001-5,000 | Fond Du Lac, WI, United States | 1,001-5,000 | Exact match | 884 contacts → |
“Ahern is a mechanical and fire protection contractor specializing in HVAC, Plumbing, Building Controls, Sprinkler, Extinguisher & Alarm and Fabrication for construction and…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Archkey Solutionsarchkey.comHQ: St. Louis, MO, United StatesReported employees: 1,001-5,000 | St. Louis, MO, United States | 1,001-5,000 | Exact match | 880 contacts → |
“ArchKey, one of the largest privately held specialty trade installation and facilities services companies in the United States, is a leader in designing, building, and maintaining…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Limbachlimbachinc.comHQ: Tampa, FL, United StatesReported employees: 1,001-5,000 | Tampa, FL, United States | 1,001-5,000 | Exact match | 776 contacts → |
“Limbach is a leading building solutions firm delivering mission critical infrastructure that supports life’s most important moments.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Apollo Mechanical Contractorsapollomech.comHQ: Kennewick, WA, United StatesReported employees: 1,001-5,000 | Kennewick, WA, United States | 1,001-5,000 | Exact match | 718 contacts → |
“Apollo is based in Kennewick, Washington, performing Full Mechanical projects across the United States and around the world.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Coolsyscoolsys.comHQ: Brea, CA, United StatesReported employees: 1,001-5,000 | Brea, CA, United States | 1,001-5,000 | Exact match | 711 contacts → |
“CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Baker Groupthebakergroup.comHQ: Ankeny, IA, United StatesReported employees: 1,001-5,000 | Ankeny, IA, United States | 1,001-5,000 | Exact match | 710 contacts → |
“Established in 1963, Baker Group is Iowa’s premier full-service specialty contractor-serving commercial, industrial, institutional, and mission-critical markets across the country.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Apex Service Partnersapexservicepartners.comHQ: Dallas, TX, United StatesReported employees: Not recorded | Dallas, TX, United States | Not recorded | Exact match | 652 contacts → |
“Apex Service Partners is a HVAC, plumbing and electrical services group whose goal is to partner with world-class service providers to build an industry leading national platform.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  F.E. Moran Group Of Companiesfemoran.comHQ: Northbrook, IL, United StatesReported employees: 1,001-5,000 | Northbrook, IL, United States | 1,001-5,000 | Exact match | 592 contacts → |
“At F.E.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Texas Airsystemstexasairsystems.com HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 580 contacts → |
“In business for over 45 years, Texas AirSystems has grown to be recognized as one of the premier partners for commercial HVAC solutions in Texas, boasting over 500 associates…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Climate Pros, LLCclimatepros.comHQ: Glendale Heights, IL, United StatesReported employees: 1,001-5,000 | Glendale Heights, IL, United States | 1,001-5,000 | Exact match | 562 contacts → |
“At Climate Pros, LLC, we are a leading commercial refrigeration and HVAC company specializing in the design, construction, and servicing of refrigeration systems across thousands…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Airedale By Modineairedale.comHQ: Lexington, MS, United StatesReported employees: 501-1,000 | Lexington, MS, United States | 501-1,000 | Exact match | 559 contacts → |
“Airedale by Modine is the critical cooling specialist, with the technology and expertise to meet the specific operational demands of data centers worldwide.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | ONE Hour Heating & AIR Conditioningonehourheatandair.com HQ: Phoenix, AZ, United StatesReported employees: 1,001-5,000 | Phoenix, AZ, United States | 1,001-5,000 | Exact match | 556 contacts → |
“When homeowners want a reliable heater or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Deem, LLCdeemfirst.comHQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 537 contacts → |
“DEEM, LLC is a mechanical and electrical company centrally located in Fishers, Indiana with satellite offices throughout the Midwest down to the southeastern United States.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Polk Mechanical Companypolkmechanical.com HQ: Grand Prairie, TX, United StatesReported employees: 501-1,000 | Grand Prairie, TX, United States | 501-1,000 | Exact match | 509 contacts → |
“At Polk Mechanical, a TriplePoint Company, we provide facility lifecycle services based on quality, integrity, and value for our clients.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Thermatherma.comHQ: San Jose, CA, United StatesReported employees: 1,001-5,000 | San Jose, CA, United States | 1,001-5,000 | Exact match | 507 contacts → |
“Therma is part of Legence, a Blackstone portfolio company, specially created to be an Energy Transition Accelerator™.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  MSS Solutions, LLCmsssolutions.comHQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 489 contacts → |
“Since 1996, MSS has made thousands of facilities more efficient, comfortable, secure and reliable for owners, operators and occupiers across the Carolinas and throughout North…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 11,817 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Hvac contractors for critical facilities: dataset insights
October 14, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
11,722 records in the displayed employee bands.
95 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 11,817 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 14, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hvac contractors for critical facilities by metro
- Hvac contractors for critical facilities in Houston167
- Hvac contractors for critical facilities in New York132
- Hvac contractors for critical facilities in San Antonio92
- Hvac contractors for critical facilities in Phoenix89
- Hvac contractors for critical facilities in Dallas80
- Hvac contractors for critical facilities in Tampa75
- Hvac contractors for critical facilities in Jacksonville67
- Hvac contractors for critical facilities in Indianapolis65
- Hvac contractors for critical facilities in Austin63
- Hvac contractors for critical facilities in Miami63
- Hvac contractors for critical facilities in Charlotte61
- Hvac contractors for critical facilities in Orlando56
- Hvac contractors for critical facilities in Denver55
- Hvac contractors for critical facilities in San Diego52
- Hvac contractors for critical facilities in Las Vegas51
- Hvac contractors for critical facilities in Louisville48
- Hvac contractors for critical facilities in Raleigh44
- Hvac contractors for critical facilities in Cincinnati42
- Hvac contractors for critical facilities in Mesa41
- Hvac contractors for critical facilities in Nashville41
- Hvac contractors for critical facilities in Atlanta40
- Hvac contractors for critical facilities in Chicago40
- Hvac contractors for critical facilities in Columbia40
- Hvac contractors for critical facilities in Tucson40
- Hvac contractors for critical facilities in Greenville39
- Hvac contractors for critical facilities in St. Louis39
- Hvac contractors for critical facilities in Fort Worth38
- Hvac contractors for critical facilities in San Jose38
- Hvac contractors for critical facilities in Anaheim35
- Hvac contractors for critical facilities in Los Angeles35
- Hvac contractors for critical facilities in Portland35
- Hvac contractors for critical facilities in Richmond35
- Hvac contractors for critical facilities in Salt Lake City35
- Hvac contractors for critical facilities in Rochester34
- Hvac contractors for critical facilities in Columbus33
- Hvac contractors for critical facilities in Springfield33
- Hvac contractors for critical facilities in Sacramento31
- Hvac contractors for critical facilities in Wilmington31
- Hvac contractors for critical facilities in Albuquerque30
- Hvac contractors for critical facilities in Fort Myers30
- Hvac contractors for critical facilities in Knoxville30
- Hvac contractors for critical facilities in Omaha30
- Hvac contractors for critical facilities in Tulsa30
- Hvac contractors for critical facilities in Sarasota28
- Hvac contractors for critical facilities in Tempe28
- Hvac contractors for critical facilities in Marietta27
- Hvac contractors for critical facilities in Memphis27
- Hvac contractors for critical facilities in Philadelphia27
- Hvac contractors for critical facilities in Pompano Beach27
- Hvac contractors for critical facilities in West Palm Beach27
- Hvac contractors for critical facilities in Cleveland26
- Hvac contractors for critical facilities in Colorado Springs26
- Hvac contractors for critical facilities in Fort Lauderdale26
- Hvac contractors for critical facilities in Lexington26
- Hvac contractors for critical facilities in Spring26
- Hvac contractors for critical facilities in Auburn25
- Hvac contractors for critical facilities in Dayton25
- Hvac contractors for critical facilities in Glendale25
- Hvac contractors for critical facilities in Oklahoma City25
- Hvac contractors for critical facilities in Pittsburgh25
Questions about this company list
What does Exact match mean for hvac contractors for critical facilities?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hvac contractors for critical facilities did RevenueBase find based in the United States?
The saved snapshot records 11,817 matching company records, 159,626 tracked contacts and 55,527 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 14, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hvac contractors for critical facilities by geography
- Hvac contractors for critical facilities based in Melbourne, Australia
- Hvac contractors for critical facilities based in Sydney, Australia
- Hvac contractors for critical facilities based in Sao Paulo, Brazil
- Hvac contractors for critical facilities based in Brampton, Canada
- Hvac contractors for critical facilities based in Burnaby, Canada
- Hvac contractors for critical facilities based in Calgary, Canada
- Hvac contractors for critical facilities based in Edmonton, Canada
- Hvac contractors for critical facilities based in Mississauga, Canada
- Hvac contractors for critical facilities based in Montreal, Canada
- Hvac contractors for critical facilities based in Ottawa, Canada
- Hvac contractors for critical facilities based in Toronto, Canada
- Hvac contractors for critical facilities based in Vaughan, Canada
Cite this list
RevenueBase Data Team. Top 25 hvac contractors for critical facilities based in the United States. Snapshot: October 14, 2026. https://revenuebase.ai/companies/hvac-contractors-for-critical-facilities/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hvac contractors for critical facilities based in Melbourne, Australia
- Hvac contractors for critical facilities based in Sydney, Australia
- Hvac contractors for critical facilities based in Sao Paulo, Brazil
- Hvac contractors for critical facilities based in Brampton, Canada
- Hvac contractors for critical facilities based in Burnaby, Canada
- Hvac contractors for critical facilities based in Calgary, Canada
Company intelligence · public preview
Top 25 hvac contractors for critical facilities based in the United States
RevenueBase records 11,817 matching company records for hvac contractors for critical facilities based in the United States, with 159,626 tracked contacts and 55,527 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 14, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 hvac contractors for critical facilities based in the United States
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Johnstone Supplyjohnstonesupply.com HQ: Portland, OR, United StatesReported employees: 1,001-5,000 | Portland, OR, United States | 1,001-5,000 | Exact match | 2,721 contacts → |
“Making it easier for HVACR contractors to do business.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Acco Engineered Systemsaccoes.com HQ: Pasadena, CA, United StatesReported employees: 5,001-10,000 | Pasadena, CA, United States | 5,001-10,000 | Exact match | 2,573 contacts → |
“Since 1934, owners and builders have selected ACCO Engineered Systems to design, install, and maintain more than mechanical projects.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Tdindustries, INCtdindustries.com HQ: Dallas, TX, United StatesReported employees: 1,001-5,000 | Dallas, TX, United States | 1,001-5,000 | Exact match | 1,925 contacts → |
“TDIndustries delivers a comprehensive approach to Facility Services and Mechanical Construction.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Emcor Group, INCemcorgroup.com HQ: Norwalk, CT, United StatesReported employees: 10001+ | Norwalk, CT, United States | 10001+ | Exact match | 1,443 contacts → |
“A Fortune 500® company and a member of the S&P 500, EMCOR Group, Inc.(NYSE: EME) is a leader in mechanical and electrical construction, industrial and energy infrastructure, and…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Comfort Systems USAcomfortsystemsusa.com HQ: Houston, TX, United StatesReported employees: 10001+ | Houston, TX, United States | 10001+ | Exact match | 1,354 contacts → |
“Comfort Systems USA | Quality People.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Mckenney's, INCmckenneys.com HQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 1,088 contacts → |
“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | LEE Companyleecompany.com HQ: Franklin, TN, United StatesReported employees: 1,001-5,000 | Franklin, TN, United States | 1,001-5,000 | Exact match | 1,049 contacts → |
“Since 1944, we’ve been family-owned and family-focused, built on values that last and a mission that matters.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Cmta, INCcmta.com HQ: Louisville, KY, United StatesReported employees: 501-1,000 | Louisville, KY, United States | 501-1,000 | Exact match | 1,016 contacts → |
“CMTA is part of Legence, a Nasdaq Listed company.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | GSH Groupgshgroup.com HQ: Parsippany, NJ, United StatesReported employees: 1,001-5,000 | Parsippany, NJ, United States | 1,001-5,000 | Exact match | 998 contacts → |
“GSH Group is a premier provider of global integrated facilities management and building engineering services.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | AHERNjfahern.com HQ: Fond Du Lac, WI, United StatesReported employees: 1,001-5,000 | Fond Du Lac, WI, United States | 1,001-5,000 | Exact match | 884 contacts → |
“Ahern is a mechanical and fire protection contractor specializing in HVAC, Plumbing, Building Controls, Sprinkler, Extinguisher & Alarm and Fabrication for construction and…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Archkey Solutionsarchkey.com HQ: St. Louis, MO, United StatesReported employees: 1,001-5,000 | St. Louis, MO, United States | 1,001-5,000 | Exact match | 880 contacts → |
“ArchKey, one of the largest privately held specialty trade installation and facilities services companies in the United States, is a leader in designing, building, and maintaining…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Limbachlimbachinc.com HQ: Tampa, FL, United StatesReported employees: 1,001-5,000 | Tampa, FL, United States | 1,001-5,000 | Exact match | 776 contacts → |
“Limbach is a leading building solutions firm delivering mission critical infrastructure that supports life’s most important moments.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Apollo Mechanical Contractorsapollomech.com HQ: Kennewick, WA, United StatesReported employees: 1,001-5,000 | Kennewick, WA, United States | 1,001-5,000 | Exact match | 718 contacts → |
“Apollo is based in Kennewick, Washington, performing Full Mechanical projects across the United States and around the world.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Coolsyscoolsys.com HQ: Brea, CA, United StatesReported employees: 1,001-5,000 | Brea, CA, United States | 1,001-5,000 | Exact match | 711 contacts → |
“CoolSys solves the most complex challenges in refrigeration, air conditioning, heating, engineering, and energy management.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Baker Groupthebakergroup.com HQ: Ankeny, IA, United StatesReported employees: 1,001-5,000 | Ankeny, IA, United States | 1,001-5,000 | Exact match | 710 contacts → |
“Established in 1963, Baker Group is Iowa’s premier full-service specialty contractor-serving commercial, industrial, institutional, and mission-critical markets across the country.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Apex Service Partnersapexservicepartners.com HQ: Dallas, TX, United StatesReported employees: Not recorded | Dallas, TX, United States | Not recorded | Exact match | 652 contacts → |
“Apex Service Partners is a HVAC, plumbing and electrical services group whose goal is to partner with world-class service providers to build an industry leading national platform.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | F.E. Moran Group Of Companiesfemoran.com HQ: Northbrook, IL, United StatesReported employees: 1,001-5,000 | Northbrook, IL, United States | 1,001-5,000 | Exact match | 592 contacts → |
“At F.E.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Texas Airsystemstexasairsystems.com HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 580 contacts → |
“In business for over 45 years, Texas AirSystems has grown to be recognized as one of the premier partners for commercial HVAC solutions in Texas, boasting over 500 associates…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Climate Pros, LLCclimatepros.com HQ: Glendale Heights, IL, United StatesReported employees: 1,001-5,000 | Glendale Heights, IL, United States | 1,001-5,000 | Exact match | 562 contacts → |
“At Climate Pros, LLC, we are a leading commercial refrigeration and HVAC company specializing in the design, construction, and servicing of refrigeration systems across thousands…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Airedale By Modineairedale.com HQ: Lexington, MS, United StatesReported employees: 501-1,000 | Lexington, MS, United States | 501-1,000 | Exact match | 559 contacts → |
“Airedale by Modine is the critical cooling specialist, with the technology and expertise to meet the specific operational demands of data centers worldwide.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | ONE Hour Heating & AIR Conditioningonehourheatandair.com HQ: Phoenix, AZ, United StatesReported employees: 1,001-5,000 | Phoenix, AZ, United States | 1,001-5,000 | Exact match | 556 contacts → |
“When homeowners want a reliable heater or air conditioning system that they don’t have to think about, they call One Hour Heating & Air Conditioning.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Deem, LLCdeemfirst.com HQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 537 contacts → |
“DEEM, LLC is a mechanical and electrical company centrally located in Fishers, Indiana with satellite offices throughout the Midwest down to the southeastern United States.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Polk Mechanical Companypolkmechanical.com HQ: Grand Prairie, TX, United StatesReported employees: 501-1,000 | Grand Prairie, TX, United States | 501-1,000 | Exact match | 509 contacts → |
“At Polk Mechanical, a TriplePoint Company, we provide facility lifecycle services based on quality, integrity, and value for our clients.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Thermatherma.com HQ: San Jose, CA, United StatesReported employees: 1,001-5,000 | San Jose, CA, United States | 1,001-5,000 | Exact match | 507 contacts → |
“Therma is part of Legence, a Blackstone portfolio company, specially created to be an Energy Transition Accelerator™.” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | MSS Solutions, LLCmsssolutions.com HQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 489 contacts → |
“Since 1996, MSS has made thousands of facilities more efficient, comfortable, secure and reliable for owners, operators and occupiers across the Carolinas and throughout North…” Recorded description excerpt · October 14, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 11,817 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Hvac contractors for critical facilities: dataset insights
October 14, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
11,722 records in the displayed employee bands.
95 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 11,817 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 14, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Hvac contractors for critical facilities by metro
- Hvac contractors for critical facilities in Houston167
- Hvac contractors for critical facilities in New York132
- Hvac contractors for critical facilities in San Antonio92
- Hvac contractors for critical facilities in Phoenix89
- Hvac contractors for critical facilities in Dallas80
- Hvac contractors for critical facilities in Tampa75
- Hvac contractors for critical facilities in Jacksonville67
- Hvac contractors for critical facilities in Indianapolis65
- Hvac contractors for critical facilities in Austin63
- Hvac contractors for critical facilities in Miami63
- Hvac contractors for critical facilities in Charlotte61
- Hvac contractors for critical facilities in Orlando56
- Hvac contractors for critical facilities in Denver55
- Hvac contractors for critical facilities in San Diego52
- Hvac contractors for critical facilities in Las Vegas51
- Hvac contractors for critical facilities in Louisville48
- Hvac contractors for critical facilities in Raleigh44
- Hvac contractors for critical facilities in Cincinnati42
- Hvac contractors for critical facilities in Mesa41
- Hvac contractors for critical facilities in Nashville41
- Hvac contractors for critical facilities in Atlanta40
- Hvac contractors for critical facilities in Chicago40
- Hvac contractors for critical facilities in Columbia40
- Hvac contractors for critical facilities in Tucson40
- Hvac contractors for critical facilities in Greenville39
- Hvac contractors for critical facilities in St. Louis39
- Hvac contractors for critical facilities in Fort Worth38
- Hvac contractors for critical facilities in San Jose38
- Hvac contractors for critical facilities in Anaheim35
- Hvac contractors for critical facilities in Los Angeles35
- Hvac contractors for critical facilities in Portland35
- Hvac contractors for critical facilities in Richmond35
- Hvac contractors for critical facilities in Salt Lake City35
- Hvac contractors for critical facilities in Rochester34
- Hvac contractors for critical facilities in Columbus33
- Hvac contractors for critical facilities in Springfield33
- Hvac contractors for critical facilities in Sacramento31
- Hvac contractors for critical facilities in Wilmington31
- Hvac contractors for critical facilities in Albuquerque30
- Hvac contractors for critical facilities in Fort Myers30
- Hvac contractors for critical facilities in Knoxville30
- Hvac contractors for critical facilities in Omaha30
- Hvac contractors for critical facilities in Tulsa30
- Hvac contractors for critical facilities in Sarasota28
- Hvac contractors for critical facilities in Tempe28
- Hvac contractors for critical facilities in Marietta27
- Hvac contractors for critical facilities in Memphis27
- Hvac contractors for critical facilities in Philadelphia27
- Hvac contractors for critical facilities in Pompano Beach27
- Hvac contractors for critical facilities in West Palm Beach27
- Hvac contractors for critical facilities in Cleveland26
- Hvac contractors for critical facilities in Colorado Springs26
- Hvac contractors for critical facilities in Fort Lauderdale26
- Hvac contractors for critical facilities in Lexington26
- Hvac contractors for critical facilities in Spring26
- Hvac contractors for critical facilities in Auburn25
- Hvac contractors for critical facilities in Dayton25
- Hvac contractors for critical facilities in Glendale25
- Hvac contractors for critical facilities in Oklahoma City25
- Hvac contractors for critical facilities in Pittsburgh25
Questions about this company list
What does Exact match mean for hvac contractors for critical facilities?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many hvac contractors for critical facilities did RevenueBase find based in the United States?
The saved snapshot records 11,817 matching company records, 159,626 tracked contacts and 55,527 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 14, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Hvac contractors for critical facilities by geography
- Hvac contractors for critical facilities based in Melbourne, Australia
- Hvac contractors for critical facilities based in Sydney, Australia
- Hvac contractors for critical facilities based in Sao Paulo, Brazil
- Hvac contractors for critical facilities based in Brampton, Canada
- Hvac contractors for critical facilities based in Burnaby, Canada
- Hvac contractors for critical facilities based in Calgary, Canada
- Hvac contractors for critical facilities based in Edmonton, Canada
- Hvac contractors for critical facilities based in Mississauga, Canada
- Hvac contractors for critical facilities based in Montreal, Canada
- Hvac contractors for critical facilities based in Ottawa, Canada
- Hvac contractors for critical facilities based in Toronto, Canada
- Hvac contractors for critical facilities based in Vaughan, Canada
Cite this list
RevenueBase Data Team. Top 25 hvac contractors for critical facilities based in the United States. Snapshot: October 14, 2026. https://revenuebase.ai/companies/hvac-contractors-for-critical-facilities/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Hvac contractors for critical facilities based in Melbourne, Australia
- Hvac contractors for critical facilities based in Sydney, Australia
- Hvac contractors for critical facilities based in Sao Paulo, Brazil
- Hvac contractors for critical facilities based in Brampton, Canada
- Hvac contractors for critical facilities based in Burnaby, Canada
- Hvac contractors for critical facilities based in Calgary, Canada