Company lists · Data refreshed September 2026
Top 18 Mechanical systems integration companies based in San Diego, United States
RevenueBase identified 34 company matches for mechanical systems integration companies associated with San Diego, United States as of September 2026 and tracks 1,581 professional contacts across them, including 543 with verified work emails. Across the United States, Houston is the largest hub for this category (111 companies); San Diego has 34.
This list covers company matches for mechanical systems integration companies associated with San Diego, 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 28, 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 18 largest mechanical systems integration companies based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 441 contacts → | ||||
Exact match “At Pacific Rim Mechanical, we deliver comprehensive mechanical contracting and facility services across Southern California.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 2 | 184 contacts → | ||||
Exact match “Established in 2004, Alliance Air Products designs and manufactures custom HVAC solutions to meet any specification, including the most demanding commercial and industrial…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 3 | 173 contacts → | ||||
Exact match “A.O.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 4 | 91 contacts → | ||||
Exact match “Jackson & Blanc is Southern California's pre-eminent mechanical systems specialist, serving the Commercial, Industrial and Institutional markets.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 5 | 47 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 6 | 46 contacts → | ||||
Exact match “Cyth Systems has over two decades of providing the technology and expertise you need to be successful on Automation, Measurement, and Controls projects.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 7 | 13 contacts → | ||||
Exact match “Clear visibility into your operations yields greater control over your efficiency, productivity and profitability.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 8 | 10 contacts → | ||||
Exact match “San Diego Mechanical Energy designs, installs, and services all types of HVAC equipment including chillers, boilers, air handlers, cooling towers, pumps, packaged units, variable…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 9 | 10 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 10 | 10 contacts → | ||||
Exact match “The mission of Essential Heating and Air Conditioning is to provide superior customer service, provide a workplace where employees feel safe and are proud to be a part of the team…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 11 | 8 contacts → | ||||
Exact match “Electronic & Telecom Systems, Inc.(ETS) is a specialty Electrical Contractor focused on provided the highest quality Control Systems Installations.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 12 | 6 contacts → | ||||
Exact match “JMc3 is a mechanical engineering firm dedicated to providing industry-leading HVAC, Plumbing, Medical Gas, and Energy designs for the life science, healthcare, and manufacturing…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 13 | 3 contacts → | ||||
Exact match “We specialize in mechanical HVAC and plumbing systems for biotech facilities and environments, in order to support progressive and innovative solutions in the life science…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 14 | 2 contacts → | ||||
Exact match “ACR Global Engineering is specialized in product development and integration services We provide cost effective solutions to the complex problems of the modern engineering by…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 15 | 2 contacts → | ||||
Exact match “Mechanical Engineering Services for High Performance Industries Our team of mechanical engineers is dedicated to providing innovative solutions for all of your mechanical…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 16 | 1 contacts → | ||||
Exact match “Intelligent Audio Visual is your trusted, local source for you Home Technologies and lifestyle solution from design and installation to customized Home Automation and Home Theater…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 17 | 1 contacts → | ||||
Exact match “Q Applied Systems is a manufacturer’s representative in engineered systems and solutions for commercial and industrial operations and has been servicing the needs of…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase | |||||
| 18 | 1 contacts → | ||||
Exact match “Over 37 years of experience in providing Mechanical Consulting and Mechanical Engineering services related to HVAC & Plumbing Design, Refrigeration, Process Systems, and Title-24…” Recorded in the RevenueBase company graph · Sep 28, 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 “mechanical systems integration companies”. 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 18 of 34 mechanical systems integration companies based in San Diego, United States
See the full list, filter by size, metro and specialty, and access 543 tracked professional contacts with verified work emails. Direct dials are available where recorded.
Free signup · no credit card
Mechanical systems integration companies based in San Diego, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 34 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 San Diego, United States whose business descriptions match “mechanical systems integration companies” 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 543 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 28, 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.
Mechanical systems integration companies by metro in the United States
- Mechanical systems integration companies in Houston111
- Mechanical systems integration companies in New York59
- Mechanical systems integration companies in Indianapolis44
- Mechanical systems integration companies in Miami36
- Mechanical systems integration companies in Phoenix35
- Mechanical systems integration companies in Austin34
- Mechanical systems integration companies in Cincinnati34
- Mechanical systems integration companies in Louisville33
- Mechanical systems integration companies in Charlotte32
- Mechanical systems integration companies in Atlanta31
- Mechanical systems integration companies in Columbus31
- Mechanical systems integration companies in Grand Rapids28
- Mechanical systems integration companies in Nashville27
- Mechanical systems integration companies in Chicago26
- Mechanical systems integration companies in Rochester26
- Mechanical systems integration companies in Tampa26
- Mechanical systems integration companies in Dallas25
- Mechanical systems integration companies in San Jose25
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 “mechanical systems integration companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many mechanical systems integration companies are there based in San Diego, United States?
RevenueBase identified 34 company matches for mechanical systems integration companies associated with San Diego, 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?
Pacific RIM Mechanical tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in the United States has the most mechanical systems integration companies?
Houston leads the United States with 111 company records, followed by New York (59) and Indianapolis (44). San Diego has 34.
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 543 professional contacts with verified work emails tracked across these 34 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 28, 2026.
Ready to reach these companies? Verified emails and direct dials for all 34 mechanical systems integration companies based in San Diego, United States. Start with a free account, no credit card.
Download this list →Related lists
Mechanical systems integration companies by geography
- Mechanical systems integration companies based in Brisbane, Australia
- Mechanical systems integration companies based in Sydney, Australia
- Mechanical systems integration companies based in Belo Horizonte, Brazil
- Mechanical systems integration companies based in Campinas, Brazil
- Mechanical systems integration companies based in Curitiba, Brazil
- Mechanical systems integration companies based in Rio De Janeiro, Brazil
- Mechanical systems integration companies based in Sao Paulo, Brazil
- Mechanical systems integration companies based in Calgary, Canada
- Mechanical systems integration companies based in Edmonton, Canada
- Mechanical systems integration companies based in Mississauga, Canada
- Mechanical systems integration companies based in Toronto, Canada
- Mechanical systems integration companies based in Winnipeg, 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
- Mechanical systems integration companies based in Brisbane, Australia
- Mechanical systems integration companies based in Sydney, Australia
- Mechanical systems integration companies based in Belo Horizonte, Brazil
- Mechanical systems integration companies based in Campinas, Brazil
- Mechanical systems integration companies based in Curitiba, Brazil
- Mechanical systems integration companies based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 18 mechanical systems integration companies based in San Diego, 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 34 matching company records for mechanical systems integration companies based in San Diego, United States, with 1,581 tracked contacts and 543 verified work emails.
This public preview shows 18 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 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 18 mechanical systems integration companies based in San Diego, 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 | Pacific RIM Mechanicalprmech.com HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 441 contacts → |
“At Pacific Rim Mechanical, we deliver comprehensive mechanical contracting and facility services across Southern California.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Alliance AIR Productsallianceairproducts.comHQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 184 contacts → |
“Established in 2004, Alliance Air Products designs and manufactures custom HVAC solutions to meet any specification, including the most demanding commercial and industrial…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  A.O. Reed & COaoreed.comHQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 173 contacts → |
“A.O.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Jackson & Blancjacksonandblanc.comHQ: San Diego, CA, United StatesReported employees: 201-500 | San Diego, CA, United States | 201-500 | Exact match | 91 contacts → |
“Jackson & Blanc is Southern California's pre-eminent mechanical systems specialist, serving the Commercial, Industrial and Institutional markets.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Pmpe Consultants INCpmpeconsultants.com HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 47 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 |  Cyth Systems, INCcyth.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 46 contacts → |
“Cyth Systems has over two decades of providing the technology and expertise you need to be successful on Automation, Measurement, and Controls projects.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Shop Floor Automations, INCshopfloorautomations.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 13 contacts → |
“Clear visibility into your operations yields greater control over your efficiency, productivity and profitability.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  SAN Diego Mechanical Energysdme-inc.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 10 contacts → |
“San Diego Mechanical Energy designs, installs, and services all types of HVAC equipment including chillers, boilers, air handlers, cooling towers, pumps, packaged units, variable…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  RCK Controls, INCrckcontrols.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 |  Essential Heating And AIR Conditioning INCessentialheatingandac.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 10 contacts → |
“The mission of Essential Heating and Air Conditioning is to provide superior customer service, provide a workplace where employees feel safe and are proud to be a part of the team…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Electronic & Telecom Systems, INCetssys.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 8 contacts → |
“Electronic & Telecom Systems, Inc.(ETS) is a specialty Electrical Contractor focused on provided the highest quality Control Systems Installations.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Jmc3 Consulting, INCjmc3inc.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 6 contacts → |
“JMc3 is a mechanical engineering firm dedicated to providing industry-leading HVAC, Plumbing, Medical Gas, and Energy designs for the life science, healthcare, and manufacturing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Bioair Mechanicalbioairmechanical.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 3 contacts → |
“We specialize in mechanical HVAC and plumbing systems for biotech facilities and environments, in order to support progressive and innovative solutions in the life science…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  ACR Global Engineeringacrglobaleng.comHQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 2 contacts → |
“ACR Global Engineering is specialized in product development and integration services We provide cost effective solutions to the complex problems of the modern engineering by…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Alpha Plus LLCalphaplus.spaceHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Mechanical Engineering Services for High Performance Industries Our team of mechanical engineers is dedicated to providing innovative solutions for all of your mechanical…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Intelligent Audio Visualintelligentaudiovisual.comHQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 1 contacts → |
“Intelligent Audio Visual is your trusted, local source for you Home Technologies and lifestyle solution from design and installation to customized Home Automation and Home Theater…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Q Applied Systemsqappliedsystems.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 1 contacts → |
“Q Applied Systems is a manufacturer’s representative in engineered systems and solutions for commercial and industrial operations and has been servicing the needs of…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Direct Engineering Solutions, INCdes-sd.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 1 contacts → |
“Over 37 years of experience in providing Mechanical Consulting and Mechanical Engineering services related to HVAC & Plumbing Design, Refrigeration, Process Systems, and Title-24…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 34 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Mechanical systems integration companies: dataset insights
September 28, 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
34 records in the displayed employee bands.
0 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 across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 34 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 28, 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 ↗
Mechanical systems integration companies by metro in the United States
- Mechanical systems integration companies in Houston111
- Mechanical systems integration companies in New York59
- Mechanical systems integration companies in Indianapolis44
- Mechanical systems integration companies in Miami36
- Mechanical systems integration companies in Phoenix35
- Mechanical systems integration companies in Austin34
- Mechanical systems integration companies in Cincinnati34
- Mechanical systems integration companies in Louisville33
- Mechanical systems integration companies in Charlotte32
- Mechanical systems integration companies in Atlanta31
- Mechanical systems integration companies in Columbus31
- Mechanical systems integration companies in Grand Rapids28
- Mechanical systems integration companies in Nashville27
- Mechanical systems integration companies in Chicago26
- Mechanical systems integration companies in Rochester26
- Mechanical systems integration companies in Tampa26
- Mechanical systems integration companies in Dallas25
- Mechanical systems integration companies in San Jose25
Questions about this company list
What does Exact match mean for mechanical systems integration companies?
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 mechanical systems integration companies did RevenueBase find based in San Diego, United States?
The saved snapshot records 34 matching company records, 1,581 tracked contacts and 543 verified emails. The public preview displays 18 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 28, 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
Mechanical systems integration companies by geography
- Mechanical systems integration companies based in Brisbane, Australia
- Mechanical systems integration companies based in Sydney, Australia
- Mechanical systems integration companies based in Belo Horizonte, Brazil
- Mechanical systems integration companies based in Campinas, Brazil
- Mechanical systems integration companies based in Curitiba, Brazil
- Mechanical systems integration companies based in Rio De Janeiro, Brazil
- Mechanical systems integration companies based in Sao Paulo, Brazil
- Mechanical systems integration companies based in Calgary, Canada
- Mechanical systems integration companies based in Edmonton, Canada
- Mechanical systems integration companies based in Mississauga, Canada
- Mechanical systems integration companies based in Toronto, Canada
- Mechanical systems integration companies based in Winnipeg, Canada
Cite this list
RevenueBase Data Team. Top 18 mechanical systems integration companies based in San Diego, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/mechanical-systems-integration-companies/united-states/san-diego.
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
- Mechanical systems integration companies based in Brisbane, Australia
- Mechanical systems integration companies based in Sydney, Australia
- Mechanical systems integration companies based in Belo Horizonte, Brazil
- Mechanical systems integration companies based in Campinas, Brazil
- Mechanical systems integration companies based in Curitiba, Brazil
- Mechanical systems integration companies based in Rio De Janeiro, Brazil
Company intelligence · public preview
Top 18 mechanical systems integration companies based in San Diego, United States
RevenueBase records 34 matching company records for mechanical systems integration companies based in San Diego, United States, with 1,581 tracked contacts and 543 verified work emails.
This public preview shows 18 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 28, 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 18 mechanical systems integration companies based in San Diego, 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 | Pacific RIM Mechanicalprmech.com HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 441 contacts → |
“At Pacific Rim Mechanical, we deliver comprehensive mechanical contracting and facility services across Southern California.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Alliance AIR Productsallianceairproducts.com HQ: San Diego, CA, United StatesReported employees: 1,001-5,000 | San Diego, CA, United States | 1,001-5,000 | Exact match | 184 contacts → |
“Established in 2004, Alliance Air Products designs and manufactures custom HVAC solutions to meet any specification, including the most demanding commercial and industrial…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | A.O. Reed & COaoreed.com HQ: San Diego, CA, United StatesReported employees: 501-1,000 | San Diego, CA, United States | 501-1,000 | Exact match | 173 contacts → |
“A.O.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Jackson & Blancjacksonandblanc.com HQ: San Diego, CA, United StatesReported employees: 201-500 | San Diego, CA, United States | 201-500 | Exact match | 91 contacts → |
“Jackson & Blanc is Southern California's pre-eminent mechanical systems specialist, serving the Commercial, Industrial and Institutional markets.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Pmpe Consultants INCpmpeconsultants.com HQ: San Diego, CA, United StatesReported employees: 51-200 | San Diego, CA, United States | 51-200 | Exact match | 47 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 6 | Cyth Systems, INCcyth.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 46 contacts → |
“Cyth Systems has over two decades of providing the technology and expertise you need to be successful on Automation, Measurement, and Controls projects.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Shop Floor Automations, INCshopfloorautomations.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 13 contacts → |
“Clear visibility into your operations yields greater control over your efficiency, productivity and profitability.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | SAN Diego Mechanical Energysdme-inc.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 10 contacts → |
“San Diego Mechanical Energy designs, installs, and services all types of HVAC equipment including chillers, boilers, air handlers, cooling towers, pumps, packaged units, variable…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | RCK Controls, INCrckcontrols.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 10 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 10 | Essential Heating And AIR Conditioning INCessentialheatingandac.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 10 contacts → |
“The mission of Essential Heating and Air Conditioning is to provide superior customer service, provide a workplace where employees feel safe and are proud to be a part of the team…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Electronic & Telecom Systems, INCetssys.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 8 contacts → |
“Electronic & Telecom Systems, Inc.(ETS) is a specialty Electrical Contractor focused on provided the highest quality Control Systems Installations.” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Jmc3 Consulting, INCjmc3inc.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 6 contacts → |
“JMc3 is a mechanical engineering firm dedicated to providing industry-leading HVAC, Plumbing, Medical Gas, and Energy designs for the life science, healthcare, and manufacturing…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Bioair Mechanicalbioairmechanical.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 3 contacts → |
“We specialize in mechanical HVAC and plumbing systems for biotech facilities and environments, in order to support progressive and innovative solutions in the life science…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | ACR Global Engineeringacrglobaleng.com HQ: San Diego, CA, United StatesReported employees: 11-50 | San Diego, CA, United States | 11-50 | Exact match | 2 contacts → |
“ACR Global Engineering is specialized in product development and integration services We provide cost effective solutions to the complex problems of the modern engineering by…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Alpha Plus LLCalphaplus.space HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 2 contacts → |
“Mechanical Engineering Services for High Performance Industries Our team of mechanical engineers is dedicated to providing innovative solutions for all of your mechanical…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Intelligent Audio Visualintelligentaudiovisual.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 1 contacts → |
“Intelligent Audio Visual is your trusted, local source for you Home Technologies and lifestyle solution from design and installation to customized Home Automation and Home Theater…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Q Applied Systemsqappliedsystems.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 1 contacts → |
“Q Applied Systems is a manufacturer’s representative in engineered systems and solutions for commercial and industrial operations and has been servicing the needs of…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Direct Engineering Solutions, INCdes-sd.com HQ: San Diego, CA, United StatesReported employees: 1-10 | San Diego, CA, United States | 1-10 | Exact match | 1 contacts → |
“Over 37 years of experience in providing Mechanical Consulting and Mechanical Engineering services related to HVAC & Plumbing Design, Refrigeration, Process Systems, and Title-24…” Recorded description excerpt · September 28, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 18 of 34 company matches
Build a targeted audience, find relevant contacts and export available records to your workflow.
Free signup · 500 credits · limited free results
Mechanical systems integration companies: dataset insights
September 28, 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
34 records in the displayed employee bands.
0 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 across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 34 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 28, 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 ↗
Mechanical systems integration companies by metro in the United States
- Mechanical systems integration companies in Houston111
- Mechanical systems integration companies in New York59
- Mechanical systems integration companies in Indianapolis44
- Mechanical systems integration companies in Miami36
- Mechanical systems integration companies in Phoenix35
- Mechanical systems integration companies in Austin34
- Mechanical systems integration companies in Cincinnati34
- Mechanical systems integration companies in Louisville33
- Mechanical systems integration companies in Charlotte32
- Mechanical systems integration companies in Atlanta31
- Mechanical systems integration companies in Columbus31
- Mechanical systems integration companies in Grand Rapids28
- Mechanical systems integration companies in Nashville27
- Mechanical systems integration companies in Chicago26
- Mechanical systems integration companies in Rochester26
- Mechanical systems integration companies in Tampa26
- Mechanical systems integration companies in Dallas25
- Mechanical systems integration companies in San Jose25
Questions about this company list
What does Exact match mean for mechanical systems integration companies?
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 mechanical systems integration companies did RevenueBase find based in San Diego, United States?
The saved snapshot records 34 matching company records, 1,581 tracked contacts and 543 verified emails. The public preview displays 18 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 28, 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
Mechanical systems integration companies by geography
- Mechanical systems integration companies based in Brisbane, Australia
- Mechanical systems integration companies based in Sydney, Australia
- Mechanical systems integration companies based in Belo Horizonte, Brazil
- Mechanical systems integration companies based in Campinas, Brazil
- Mechanical systems integration companies based in Curitiba, Brazil
- Mechanical systems integration companies based in Rio De Janeiro, Brazil
- Mechanical systems integration companies based in Sao Paulo, Brazil
- Mechanical systems integration companies based in Calgary, Canada
- Mechanical systems integration companies based in Edmonton, Canada
- Mechanical systems integration companies based in Mississauga, Canada
- Mechanical systems integration companies based in Toronto, Canada
- Mechanical systems integration companies based in Winnipeg, Canada
Cite this list
RevenueBase Data Team. Top 18 mechanical systems integration companies based in San Diego, United States. Snapshot: September 28, 2026. https://revenuebase.ai/companies/mechanical-systems-integration-companies/united-states/san-diego.
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
- Mechanical systems integration companies based in Brisbane, Australia
- Mechanical systems integration companies based in Sydney, Australia
- Mechanical systems integration companies based in Belo Horizonte, Brazil
- Mechanical systems integration companies based in Campinas, Brazil
- Mechanical systems integration companies based in Curitiba, Brazil
- Mechanical systems integration companies based in Rio De Janeiro, Brazil