Company lists · Data refreshed October 2026

Top 25 Mechanical engineering contractors based in San Antonio, United States

Name: Mechanical engineering contractors based in San Antonio, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 18, 2026 61 companies tracked

RevenueBase identified 61 company matches for mechanical engineering contractors associated with San Antonio, United States as of October 2026 and tracks 988 professional contacts across them, including 342 with verified work emails. Across the United States, Houston is the largest hub for this category (157 companies); San Antonio has 61.

This list covers company matches for mechanical engineering contractors associated with San Antonio, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 18, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 18, 2026 How this list was built

61Companies

988Contacts tracked

342Verified emails

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The 25 largest mechanical engineering contractors based in San Antonio, United States

Ranked by team size

Top 25 of 61 company matches for mechanical engineering contractors based in San Antonio, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 18, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Texas AIR Products	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	224 contacts →
	Exact match “Texas Air Products is a full service suppler for the commercial construction industry with offices in Austin, San Antonio, Corpus Christi and the Rio Grande Valley.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
2	Cleary Zimmermann Engineers	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	125 contacts →
	Exact match “Cleary Zimmermann Engineers is a consulting engineering firm specializing in Building MEP, Industrial MEP, Commissioning, and Water/Wastewater services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
3	CNG Engineering	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	72 contacts →
	Exact match “San Antonio-based CNG Engineering, PLLC is a professional mechanical, electrical, and plumbing (MEP) design firm committed to our purpose: Engineer Exceptional & Equitable…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
4	Texas Chiller Systems	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	70 contacts →
	Exact match “Our team at Texas Chiller Systems specializes in HVAC, plumbing, process piping, and the production of complete facility solutions for commercial properties.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
5	Gillette AIR Conditioning Company, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	65 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
6	Comfort-Air Engineering, Inc. & Primo Plumbing, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	38 contacts →
	Exact match “There is nothing more inconvenient than struggling with cooling, heating, or plumbing problems.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
7	Specialized Construction Services	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	32 contacts →
	Exact match “Specialized Construction Services is a self-performing heavy industrial contractor delivering capital projects, plant expansions, and major equipment installations across a wide…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
8	Skye MEP	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	23 contacts →
	Exact match “SKYE MEP is a full-service mechanical, electrical, and plumbing engineering firm that provides innovative solutions to clients across various industries.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
9	Performance Mechanical, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	22 contacts →
	Exact match “Performance Mechanical, Inc.(PMI) is a full-service mechanical contractor that self-performs a wide range of mechanical services for commercial projects throughout Central Texas.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
10	Holts Mechanical	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	18 contacts →
	Exact match “Since 1972, Holts Mechanical has grown into a recognized and trusted commercial HVAC contractor serving the greater San Antonio area and beyond.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
11	BLCCS	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	16 contacts →
	Exact match “BLCCS is a consulting and licensed contracting firm specializing in Controls, Electrical, HVAC, and Plumbing systems for commercial and industrial clients.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
12	AIR Performance Service Of Central Texas	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	14 contacts →
	Exact match “As a Commercial Service Contractor, our goal is to help ease the stress of maintaining commercial properties.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
13	Lashley South Texas, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	13 contacts →
	Exact match “At Lashley South Texas, our team of HVAC experts can help you diagnose and find solutions for a range of HVAC problems.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
14	Ms2 Consulting Engineers	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	9 contacts →
	Exact match “MS2 Consulting Engineers full range of services include: • Mechanical, electrical and plumbing design services • Engineering and design staff • Commissioning • Customized quality…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
15	Cool Component Htg. & A C INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	1-10	8 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
16	AIR & Plumbing Today	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	8 contacts →
	Exact match “Air & Plumbing Today in San Antonio offers fast air conditioning repair and plumbing repairs, skilled plumbers and knowledgeable AC repair technicians who will go the extra mile…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
17	Evenflow Home & Commercial Services	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	8 contacts →
	Exact match “Evenflow Home & Commercial Services offers residential and commercial master electrical, master plumbing, and HVAC services.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
18	Mueller & Wilson, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	7 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
19	Capital	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	6 contacts →
	Exact match “Construction \| Electrical \| 24-Hour Service HJD Capital Electric, Inc.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
20	Hm3 Engineering Consultants, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	1-10	6 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
21	Freund Enterprises, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	51-200	5 contacts →
	Exact match “Freund Enterprises is a 60-year-old, locally owned Mechanical Contracting firm that operates as a prime contractor on predominantly mechanical jobs and as a sub-contractor on jobs…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
22	PAA Consulting, LLC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	1-10	5 contacts →
	Exact match “PAA Consulting LLC.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
23	Mr. Wilson Heating & AIR Conditioning	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	1-10	4 contacts →
	Exact match “Mr Wilson Heating & Air is one of San Antonio's most trusted names in home and business HVAC.” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
24	Simplicit Engineering	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	1-10	3 contacts →
	Exact match “Simplicit Engineering’s (Simplicit) professional engineers and designers seamlessly provide both mechanical and structural engineering expertise, working side by side in a setting…” Recorded in the RevenueBase company graph · Oct 18, 2026 · View company records in RevenueBase
25	A.J. Monier & Company, INC	Exact match	San Antonio, TX, United StatesHQ recorded Oct 18, 2026	11-50	2 contacts →
	Exact match “A J Monier Mechanical Contractor” Recorded in the RevenueBase company graph · Oct 18, 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 engineering contractors”. 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 61 mechanical engineering contractors based in San Antonio, United States

See the full list, filter by size, metro and specialty, and access 342 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Mechanical engineering contractors based in San Antonio, United States at a glance

As of Oct 18, 2026

34.6%Verified-email coverage

16.2Average contacts per company

11-50Median size (employees)

Oct 18, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for San Antonio, so it is reported there. Company counts and contact totals on this page are exact for San Antonio, over 61 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 Antonio, United States whose business descriptions match “mechanical engineering contractors” 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 342 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 18, 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 engineering contractors by metro in the United States

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 engineering contractors”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many mechanical engineering contractors are there based in San Antonio, United States?

RevenueBase identified 61 company matches for mechanical engineering contractors associated with San Antonio, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Texas AIR Products 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 engineering contractors?

Houston leads the United States with 157 company records, followed by New York (126) and Phoenix (67). San Antonio has 61.

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 342 professional contacts with verified work emails tracked across these 61 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 18, 2026.

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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.