Company lists · Data refreshed September 2026
Top 25 Rooftop unit services based in the United States
RevenueBase identified 6,484 company matches for rooftop unit services associated with the United States as of September 2026 and tracks 54,046 professional contacts across them, including 16,856 with verified work emails. Houston is the largest hub.
This list covers company matches for rooftop unit services 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 September 29, 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 rooftop unit services based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,077 contacts → | ||||
Exact match “McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 2 | 539 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 3 | 523 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 · Sep 29, 2026 · View company records in RevenueBase | |||||
| 4 | 348 contacts → | ||||
Exact match “Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 5 | 346 contacts → | ||||
Exact match “United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 6 | 340 contacts → | ||||
Exact match “Since 1962, Brady has been committed to delivering innovative, sustainable building solutions that drive long-term success for our customers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 7 | 303 contacts → | ||||
Exact match “Villara is one of the nation’s largest mechanical contractors.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 8 | 290 contacts → | ||||
Exact match “Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 9 | 259 contacts → | ||||
Exact match “At The Arcticom Group (TAG), our family of best-in-market operating companies delivers the highest-quality service and customer experience in commercial and industrial HVACR.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 10 | 241 contacts → | ||||
Exact match “BFC Solutions is the leader in essential HVAC services for commercial multi-site facilities and chains nationwide.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 11 | 225 contacts → | ||||
Exact match “Morris-Jenkins is like family!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 12 | 218 contacts → | ||||
Exact match “As one of the largest full service mechanical contractors headquartered in the Pacific Northwest, Holaday Parks has grown well beyond Seattle.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 13 | 214 contacts → | ||||
Exact match “Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 14 | 214 contacts → | ||||
Exact match “Pueblo was founded in Arizona to achieve sustained and profitable growth by providing services that consistently satisfy the needs and expectations of its customers.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 15 | 213 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 16 | 205 contacts → | ||||
Exact match “At Gardiner, we've gotten used to clients being shocked by everything we can do to improve a building.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 17 | 201 contacts → | ||||
Exact match “Our commitment to the commercial HVAC industry has remained unchanged since we began in 1952.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 18 | 196 contacts → | ||||
Exact match “Isaac Heating and Air Conditioning has been family-owned and operated in Rochester since 1945.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 19 | 195 contacts → | ||||
Exact match “EMCOR Services New England Mechanical Services (NEMSI) offers a full range of mechanical, electrical, plumbing, sheetmetal, building automation, and facilities services that…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 20 | 190 contacts → | ||||
Exact match “Haynes Mechanical Systems has been keeping commercial buildings running strong since 1968.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 21 | 183 contacts → | ||||
Exact match “MAXAIR Mechanical, founded in 1988, is a people first company.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 22 | 178 contacts → | ||||
Exact match “Backed by 80 years of experience, the more than 300 associates at EMCOR Services Aircond design and deliver comprehensive, timely, and cost effective HVAC and building system…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 23 | 169 contacts → | ||||
Exact match “AMS is one of the nation’s leading providers of commercial heating, ventilation, and air conditioning (HVAC) maintenance, repair, replacement, and new equipment installation.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 24 | 167 contacts → | ||||
Exact match “We believe in… excellence and heart.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase | |||||
| 25 | 159 contacts → | ||||
Exact match “PremiStar, formerly Reedy Industries, operates a footprint of 52 commercial HVAC, building automation and plumbing branches across 16 states.” Recorded in the RevenueBase company graph · Sep 29, 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 “rooftop unit services”. 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 6,484 rooftop unit services based in the United States
See the full list, filter by size, metro and specialty, and access 16,856 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Rooftop unit services based in the United States at a glance
As of Sep 29, 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 6,484 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 “rooftop unit services” 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 16,856 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 September 29, 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.
Rooftop unit services by metro
- Rooftop unit services in Houston91
- Rooftop unit services in New York80
- Rooftop unit services in San Antonio48
- Rooftop unit services in Phoenix43
- Rooftop unit services in Austin40
- Rooftop unit services in Tampa38
- Rooftop unit services in Jacksonville36
- Rooftop unit services in Charlotte33
- Rooftop unit services in Orlando31
- Rooftop unit services in San Diego31
- Rooftop unit services in Dallas28
- Rooftop unit services in Denver28
- Rooftop unit services in Greenville28
- Rooftop unit services in Indianapolis28
- Rooftop unit services in Miami27
- Rooftop unit services in Louisville25
- Rooftop unit services in Raleigh25
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 “rooftop unit services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many rooftop unit services are there based in the United States?
RevenueBase identified 6,484 company matches for rooftop unit services associated with the United States as of September 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?
Mckenney's, INC tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most rooftop unit services?
Houston leads with 91 company records, followed by New York (80) and San Antonio (48).
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 16,856 professional contacts with verified work emails tracked across these 6,484 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 September 29, 2026.
Ready to reach these companies? Verified emails and direct dials for all 6,484 rooftop unit services based in the United States. Start with a free account, no credit card.
Download this list →Related lists
Rooftop unit services by geography
- Rooftop unit services based in Calgary, Canada
- Rooftop unit services based in Toronto, Canada
- Rooftop unit services based in Austin, United States
- Rooftop unit services based in Charlotte, United States
- Rooftop unit services based in Dallas, United States
- Rooftop unit services based in Denver, United States
- Rooftop unit services based in Greenville, United States
- Rooftop unit services based in Houston, United States
- Rooftop unit services based in Indianapolis, United States
- Rooftop unit services based in Jacksonville, United States
- Rooftop unit services based in Louisville, United States
- Rooftop unit services based in Miami, United States
Browse the directory
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.
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- Rooftop unit services based in Calgary, Canada
- Rooftop unit services based in Toronto, Canada
- Rooftop unit services based in Austin, United States
- Rooftop unit services based in Charlotte, United States
- Rooftop unit services based in Dallas, United States
- Rooftop unit services based in Denver, United States
Company intelligence · public preview
Top 25 rooftop unit services 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 6,484 matching company records for rooftop unit services based in the United States, with 54,046 tracked contacts and 16,856 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: September 29, 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 rooftop unit services 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 |  Mckenney's, INCmckenneys.comHQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 1,077 contacts → |
“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Deem, LLCdeemfirst.comHQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 539 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 · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Texas Airsystemstexasairsystems.com HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 523 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 · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  AIR Systems, INCairsystemsinc.comHQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 348 contacts → |
“Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  United Mechanicalumi1.comHQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 346 contacts → |
“United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Brady Servicesbradyservices.comHQ: Greensboro, NC, United StatesReported employees: 501-1,000 | Greensboro, NC, United States | 501-1,000 | Exact match | 340 contacts → |
“Since 1962, Brady has been committed to delivering innovative, sustainable building solutions that drive long-term success for our customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Villara Building Systemsvillara.com HQ: Mcclellan Park, CA, United StatesReported employees: 1,001-5,000 | Mcclellan Park, CA, United States | 1,001-5,000 | Exact match | 303 contacts → |
“Villara is one of the nation’s largest mechanical contractors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Tech24mytech24.comHQ: Greenville, SC, United StatesReported employees: 501-1,000 | Greenville, SC, United States | 501-1,000 | Exact match | 290 contacts → |
“Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  The Arcticom Groupthearcticomgroup.comHQ: Walnut Creek, CA, United StatesReported employees: 1,001-5,000 | Walnut Creek, CA, United States | 1,001-5,000 | Exact match | 259 contacts → |
“At The Arcticom Group (TAG), our family of best-in-market operating companies delivers the highest-quality service and customer experience in commercial and industrial HVACR.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  BFC Solutionsbfcsolutions.comHQ: Nashville, TN, United StatesReported employees: 501-1,000 | Nashville, TN, United States | 501-1,000 | Exact match | 241 contacts → |
“BFC Solutions is the leader in essential HVAC services for commercial multi-site facilities and chains nationwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Morris-Jenkinsmorrisjenkins.comHQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 225 contacts → |
“Morris-Jenkins is like family!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Holaday-Parks, INCholadayparks.com HQ: Tukwila, WA, United StatesReported employees: 201-500 | Tukwila, WA, United States | 201-500 | Exact match | 218 contacts → |
“As one of the largest full service mechanical contractors headquartered in the Pacific Northwest, Holaday Parks has grown well beyond Seattle.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Airtron Heating & AIR Conditioningairtron.comHQ: Columbus, OH, United StatesReported employees: 1,001-5,000 | Columbus, OH, United States | 1,001-5,000 | Exact match | 214 contacts → |
“Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Pueblo Mechanical & Controlspueblo-mechanical.comHQ: Phoenix, AZ, United StatesReported employees: 501-1,000 | Phoenix, AZ, United States | 501-1,000 | Exact match | 214 contacts → |
“Pueblo was founded in Arizona to achieve sustained and profitable growth by providing services that consistently satisfy the needs and expectations of its customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Energy Air, INCenergyair.comHQ: Orlando, FL, United StatesReported employees: 201-500 | Orlando, FL, United States | 201-500 | Exact match | 213 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 |  Gardinerwhgardiner.comHQ: Solon, OH, United StatesReported employees: 201-500 | Solon, OH, United States | 201-500 | Exact match | 205 contacts → |
“At Gardiner, we've gotten used to clients being shocked by everything we can do to improve a building.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Star Service INCstar-service.comHQ: Baton Rouge, LA, United StatesReported employees: 201-500 | Baton Rouge, LA, United States | 201-500 | Exact match | 201 contacts → |
“Our commitment to the commercial HVAC industry has remained unchanged since we began in 1952.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Isaac Heating And AIR Conditioningisaacheating.comHQ: Rochester, NY, United StatesReported employees: 501-1,000 | Rochester, NY, United States | 501-1,000 | Exact match | 196 contacts → |
“Isaac Heating and Air Conditioning has been family-owned and operated in Rochester since 1945.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Windsor, CT, United StatesReported employees: 201-500 | Windsor, CT, United States | 201-500 | Exact match | 195 contacts → |
“EMCOR Services New England Mechanical Services (NEMSI) offers a full range of mechanical, electrical, plumbing, sheetmetal, building automation, and facilities services that…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Haynes Mechanical Systemshaynesmechanical.comHQ: Greenwood Village, CO, United StatesReported employees: 201-500 | Greenwood Village, CO, United States | 201-500 | Exact match | 190 contacts → |
“Haynes Mechanical Systems has been keeping commercial buildings running strong since 1968.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Maxair Mechanicalmaxairmech.comHQ: Marietta, GA, United StatesReported employees: 201-500 | Marietta, GA, United States | 201-500 | Exact match | 183 contacts → |
“MAXAIR Mechanical, founded in 1988, is a people first company.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Emcor Services Aircondaircond.comHQ: Smyrna, GA, United StatesReported employees: 201-500 | Smyrna, GA, United States | 201-500 | Exact match | 178 contacts → |
“Backed by 80 years of experience, the more than 300 associates at EMCOR Services Aircond design and deliver comprehensive, timely, and cost effective HVAC and building system…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  American Mechanical Servicesamsofusa.comHQ: Laurel, MD, United StatesReported employees: 501-1,000 | Laurel, MD, United States | 501-1,000 | Exact match | 169 contacts → |
“AMS is one of the nation’s leading providers of commercial heating, ventilation, and air conditioning (HVAC) maintenance, repair, replacement, and new equipment installation.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | ONE Hour Heating & AIR Conditioningonehourmagic.com HQ: Myrtle Beach, SC, United StatesReported employees: 51-200 | Myrtle Beach, SC, United States | 51-200 | Exact match | 167 contacts → |
“We believe in… excellence and heart.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Premistarpremistar.comHQ: Deerfield, IL, United StatesReported employees: 1,001-5,000 | Deerfield, IL, United States | 1,001-5,000 | Exact match | 159 contacts → |
“PremiStar, formerly Reedy Industries, operates a footprint of 52 commercial HVAC, building automation and plumbing branches across 16 states.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,484 company matches
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Rooftop unit services: dataset insights
September 29, 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
6,404 records in the displayed employee bands.
80 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 6,484 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: September 29, 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 ↗
Rooftop unit services by metro
- Rooftop unit services in Houston91
- Rooftop unit services in New York80
- Rooftop unit services in San Antonio48
- Rooftop unit services in Phoenix43
- Rooftop unit services in Austin40
- Rooftop unit services in Tampa38
- Rooftop unit services in Jacksonville36
- Rooftop unit services in Charlotte33
- Rooftop unit services in Orlando31
- Rooftop unit services in San Diego31
- Rooftop unit services in Dallas28
- Rooftop unit services in Denver28
- Rooftop unit services in Greenville28
- Rooftop unit services in Indianapolis28
- Rooftop unit services in Miami27
- Rooftop unit services in Louisville25
- Rooftop unit services in Raleigh25
Questions about this company list
What does Exact match mean for rooftop unit services?
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 rooftop unit services did RevenueBase find based in the United States?
The saved snapshot records 6,484 matching company records, 54,046 tracked contacts and 16,856 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: September 29, 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
Rooftop unit services by geography
- Rooftop unit services based in Calgary, Canada
- Rooftop unit services based in Toronto, Canada
- Rooftop unit services based in Austin, United States
- Rooftop unit services based in Charlotte, United States
- Rooftop unit services based in Dallas, United States
- Rooftop unit services based in Denver, United States
- Rooftop unit services based in Greenville, United States
- Rooftop unit services based in Houston, United States
- Rooftop unit services based in Indianapolis, United States
- Rooftop unit services based in Jacksonville, United States
- Rooftop unit services based in Louisville, United States
- Rooftop unit services based in Miami, United States
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 rooftop unit services based in the United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/rooftop-unit-services/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Rooftop unit services based in Calgary, Canada
- Rooftop unit services based in Toronto, Canada
- Rooftop unit services based in Austin, United States
- Rooftop unit services based in Charlotte, United States
- Rooftop unit services based in Dallas, United States
- Rooftop unit services based in Denver, United States
Company intelligence · public preview
Top 25 rooftop unit services based in the United States
RevenueBase records 6,484 matching company records for rooftop unit services based in the United States, with 54,046 tracked contacts and 16,856 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: September 29, 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 rooftop unit services 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 | Mckenney's, INCmckenneys.com HQ: Atlanta, GA, United StatesReported employees: 1,001-5,000 | Atlanta, GA, United States | 1,001-5,000 | Exact match | 1,077 contacts → |
“McKenney’s is the Southeast’s most trusted name in facility construction, operation and maintenance.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Deem, LLCdeemfirst.com HQ: Indianapolis, IN, United StatesReported employees: 1,001-5,000 | Indianapolis, IN, United States | 1,001-5,000 | Exact match | 539 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 · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Texas Airsystemstexasairsystems.com HQ: Irving, TX, United StatesReported employees: 201-500 | Irving, TX, United States | 201-500 | Exact match | 523 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 · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | AIR Systems, INCairsystemsinc.com HQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 348 contacts → |
“Whether building quality work environments, valuable relationships or community ties, Air Systems never cuts corners.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | United Mechanicalumi1.com HQ: San Jose, CA, United StatesReported employees: 201-500 | San Jose, CA, United States | 201-500 | Exact match | 346 contacts → |
“United Mechanical specializes in HVAC and Plumbing systems design, construction, retrofit, repair, and 24/7 emergency service for commercial and industrial properties throughout…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Brady Servicesbradyservices.com HQ: Greensboro, NC, United StatesReported employees: 501-1,000 | Greensboro, NC, United States | 501-1,000 | Exact match | 340 contacts → |
“Since 1962, Brady has been committed to delivering innovative, sustainable building solutions that drive long-term success for our customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Villara Building Systemsvillara.com HQ: Mcclellan Park, CA, United StatesReported employees: 1,001-5,000 | Mcclellan Park, CA, United States | 1,001-5,000 | Exact match | 303 contacts → |
“Villara is one of the nation’s largest mechanical contractors.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Tech24mytech24.com HQ: Greenville, SC, United StatesReported employees: 501-1,000 | Greenville, SC, United States | 501-1,000 | Exact match | 290 contacts → |
“Tech 24 is the service industry leader, providing fast, complete, multi-regional repair and preventive plan solutions for commercial refrigeration, cooking, beverage and HVAC…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | The Arcticom Groupthearcticomgroup.com HQ: Walnut Creek, CA, United StatesReported employees: 1,001-5,000 | Walnut Creek, CA, United States | 1,001-5,000 | Exact match | 259 contacts → |
“At The Arcticom Group (TAG), our family of best-in-market operating companies delivers the highest-quality service and customer experience in commercial and industrial HVACR.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | BFC Solutionsbfcsolutions.com HQ: Nashville, TN, United StatesReported employees: 501-1,000 | Nashville, TN, United States | 501-1,000 | Exact match | 241 contacts → |
“BFC Solutions is the leader in essential HVAC services for commercial multi-site facilities and chains nationwide.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Morris-Jenkinsmorrisjenkins.com HQ: Charlotte, NC, United StatesReported employees: 501-1,000 | Charlotte, NC, United States | 501-1,000 | Exact match | 225 contacts → |
“Morris-Jenkins is like family!” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Holaday-Parks, INCholadayparks.com HQ: Tukwila, WA, United StatesReported employees: 201-500 | Tukwila, WA, United States | 201-500 | Exact match | 218 contacts → |
“As one of the largest full service mechanical contractors headquartered in the Pacific Northwest, Holaday Parks has grown well beyond Seattle.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Airtron Heating & AIR Conditioningairtron.com HQ: Columbus, OH, United StatesReported employees: 1,001-5,000 | Columbus, OH, United States | 1,001-5,000 | Exact match | 214 contacts → |
“Airtron has developed itself into one of the leading heating, ventilation, and air conditioning (HVAC) providers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Pueblo Mechanical & Controlspueblo-mechanical.com HQ: Phoenix, AZ, United StatesReported employees: 501-1,000 | Phoenix, AZ, United States | 501-1,000 | Exact match | 214 contacts → |
“Pueblo was founded in Arizona to achieve sustained and profitable growth by providing services that consistently satisfy the needs and expectations of its customers.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Energy Air, INCenergyair.com HQ: Orlando, FL, United StatesReported employees: 201-500 | Orlando, FL, United States | 201-500 | Exact match | 213 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 16 | Gardinerwhgardiner.com HQ: Solon, OH, United StatesReported employees: 201-500 | Solon, OH, United States | 201-500 | Exact match | 205 contacts → |
“At Gardiner, we've gotten used to clients being shocked by everything we can do to improve a building.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Star Service INCstar-service.com HQ: Baton Rouge, LA, United StatesReported employees: 201-500 | Baton Rouge, LA, United States | 201-500 | Exact match | 201 contacts → |
“Our commitment to the commercial HVAC industry has remained unchanged since we began in 1952.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Isaac Heating And AIR Conditioningisaacheating.com HQ: Rochester, NY, United StatesReported employees: 501-1,000 | Rochester, NY, United States | 501-1,000 | Exact match | 196 contacts → |
“Isaac Heating and Air Conditioning has been family-owned and operated in Rochester since 1945.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | HQ: Windsor, CT, United StatesReported employees: 201-500 | Windsor, CT, United States | 201-500 | Exact match | 195 contacts → |
“EMCOR Services New England Mechanical Services (NEMSI) offers a full range of mechanical, electrical, plumbing, sheetmetal, building automation, and facilities services that…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Haynes Mechanical Systemshaynesmechanical.com HQ: Greenwood Village, CO, United StatesReported employees: 201-500 | Greenwood Village, CO, United States | 201-500 | Exact match | 190 contacts → |
“Haynes Mechanical Systems has been keeping commercial buildings running strong since 1968.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Maxair Mechanicalmaxairmech.com HQ: Marietta, GA, United StatesReported employees: 201-500 | Marietta, GA, United States | 201-500 | Exact match | 183 contacts → |
“MAXAIR Mechanical, founded in 1988, is a people first company.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Emcor Services Aircondaircond.com HQ: Smyrna, GA, United StatesReported employees: 201-500 | Smyrna, GA, United States | 201-500 | Exact match | 178 contacts → |
“Backed by 80 years of experience, the more than 300 associates at EMCOR Services Aircond design and deliver comprehensive, timely, and cost effective HVAC and building system…” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | American Mechanical Servicesamsofusa.com HQ: Laurel, MD, United StatesReported employees: 501-1,000 | Laurel, MD, United States | 501-1,000 | Exact match | 169 contacts → |
“AMS is one of the nation’s leading providers of commercial heating, ventilation, and air conditioning (HVAC) maintenance, repair, replacement, and new equipment installation.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | ONE Hour Heating & AIR Conditioningonehourmagic.com HQ: Myrtle Beach, SC, United StatesReported employees: 51-200 | Myrtle Beach, SC, United States | 51-200 | Exact match | 167 contacts → |
“We believe in… excellence and heart.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Premistarpremistar.com HQ: Deerfield, IL, United StatesReported employees: 1,001-5,000 | Deerfield, IL, United States | 1,001-5,000 | Exact match | 159 contacts → |
“PremiStar, formerly Reedy Industries, operates a footprint of 52 commercial HVAC, building automation and plumbing branches across 16 states.” Recorded description excerpt · September 29, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 6,484 company matches
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Rooftop unit services: dataset insights
September 29, 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
6,404 records in the displayed employee bands.
80 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 6,484 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: September 29, 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 ↗
Rooftop unit services by metro
- Rooftop unit services in Houston91
- Rooftop unit services in New York80
- Rooftop unit services in San Antonio48
- Rooftop unit services in Phoenix43
- Rooftop unit services in Austin40
- Rooftop unit services in Tampa38
- Rooftop unit services in Jacksonville36
- Rooftop unit services in Charlotte33
- Rooftop unit services in Orlando31
- Rooftop unit services in San Diego31
- Rooftop unit services in Dallas28
- Rooftop unit services in Denver28
- Rooftop unit services in Greenville28
- Rooftop unit services in Indianapolis28
- Rooftop unit services in Miami27
- Rooftop unit services in Louisville25
- Rooftop unit services in Raleigh25
Questions about this company list
What does Exact match mean for rooftop unit services?
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 rooftop unit services did RevenueBase find based in the United States?
The saved snapshot records 6,484 matching company records, 54,046 tracked contacts and 16,856 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: September 29, 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
Rooftop unit services by geography
- Rooftop unit services based in Calgary, Canada
- Rooftop unit services based in Toronto, Canada
- Rooftop unit services based in Austin, United States
- Rooftop unit services based in Charlotte, United States
- Rooftop unit services based in Dallas, United States
- Rooftop unit services based in Denver, United States
- Rooftop unit services based in Greenville, United States
- Rooftop unit services based in Houston, United States
- Rooftop unit services based in Indianapolis, United States
- Rooftop unit services based in Jacksonville, United States
- Rooftop unit services based in Louisville, United States
- Rooftop unit services based in Miami, United States
Browse the directory
Cite this list
RevenueBase Data Team. Top 25 rooftop unit services based in the United States. Snapshot: September 29, 2026. https://revenuebase.ai/companies/rooftop-unit-services/united-states.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Rooftop unit services based in Calgary, Canada
- Rooftop unit services based in Toronto, Canada
- Rooftop unit services based in Austin, United States
- Rooftop unit services based in Charlotte, United States
- Rooftop unit services based in Dallas, United States
- Rooftop unit services based in Denver, United States