Company lists · Data refreshed November 2026

Top 25 Mechanical systems survey services based in the United States

RevenueBase identified 356 company matches for mechanical systems survey services associated with the United States as of November 2026 and tracks 3,427 professional contacts across them, including 1,291 with verified work emails. Chicago is the largest hub.

This list covers company matches for mechanical systems survey 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 November 6, 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 Nov 6, 2026 How this list was built
356Companies
3,427Contacts tracked
1,291Verified emails
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The 25 largest mechanical systems survey services based in the United States

Ranked by team size
Top 25 of 356 company matches for mechanical systems survey services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchWindsor, CT, United StatesHQ recorded Nov 6, 2026201-500198 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 · Nov 6, 2026 · View company records in RevenueBase
2Exact matchHeath, TX, United StatesHQ recorded Nov 6, 202651-200187 contacts →

Exact match

“GMR has become known as the "Industry Best Practice" for helping facilities document existing conditions, prepare for improvements, and minimize risk.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchRichardson, TX, United StatesHQ recorded Nov 6, 202651-200135 contacts →

Exact match

“Engineered Air Balance is the leading authority in total system balancing, building commissioning, and critical environment certifications at the forefront of industry standards…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWyomissing, TN, United StatesHQ recorded Nov 6, 202651-200125 contacts →

Exact match

“RPA Engineering is a professional engineering consulting firm offering mechanical, electrical, structural, and automations systems engineering discipline services, including…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchVirginia Beach, VA, United StatesHQ recorded Nov 6, 202651-20087 contacts →

Exact match

“PACE Collaborative is one of the largest mechanical and electrical engineering firms in the Mid-Atlantic region.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchFreeport, ME, United StatesHQ recorded Nov 6, 202611-5074 contacts →

Exact match

“Criterium Engineers, one of North America’s leading consulting engineering firms, helps clients better understand the buildings that they own, build, manage, or purchase.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchEvansville, IN, United StatesHQ recorded Nov 6, 202651-20073 contacts →

Exact match

“For 40 years Project Associates has been providing multi-disciplined engineering design services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchIndianapolis, IN, United StatesHQ recorded Nov 6, 202611-5073 contacts →

Exact match

“Applied Engineering Services is an Indianapolis-based consulting engineering firm providing mechanical, electrical, and instrumentation engineering services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchPikesville, MD, United StatesHQ recorded Nov 6, 202611-5072 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchWilmington, MA, United StatesHQ recorded Nov 6, 2026501-1,00058 contacts →

Exact match

“Kelvin Group is a national leader in the field of industrial and commercial mission-critical mechanical services, process safety management, environmental compliance and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMount Pleasant, SC, United StatesHQ recorded Nov 6, 202651-20058 contacts →

Exact match

“DWG Consulting Engineers, a Salas O’Brien company, is a full-service Mechanical, Electrical, Plumbing, Fire Protection, and Communications engineering design firm with offices in…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchShawnee, KS, United StatesHQ recorded Nov 6, 202611-5056 contacts →

Exact match

“Hoss & Brown Engineers offers a full line of mechanical and electrical engineering services covering a variety of project types: Plumbing and piping design for commercial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202651-20052 contacts →

Exact match

“As a Mechanical/Electrical Systems Design and Engineering firm in Dallas since 1945, we have been privileged to design a variety of projects, locally and nationwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLenexa, KS, United StatesHQ recorded Nov 6, 202611-5050 contacts →

Exact match

“PKMR is a consulting engineering firm offering mechanical and electrical design services for the building and construction industry since 2002.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSan Ramon, CA, United StatesHQ recorded Nov 6, 202651-20048 contacts →

Exact match

“Legacy is a mechanical services and engineering firm which focuses on the performance of high quality preventive and preductive maintenance programs, as well as heating air…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchMillstone Township, NJ, United StatesHQ recorded Nov 6, 202651-20039 contacts →

Exact match

“We at Mid-Atlantic Service 360 pride ourselves on quality, reliability and competitive pricing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchChicago, IL, United StatesHQ recorded Nov 6, 202611-5036 contacts →

Exact match

“Founded in 1986 in Chicago, McGuire Engineers, Inc.(MEPC) has been providing engineering services to clients worldwide for over 30 years.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBoise, ID, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“Providing Mechanical, Electrical, and Plumbing Engineering Design since 1976.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchEdgewater, MD, United StatesHQ recorded Nov 6, 2026n/a32 contacts →

Exact match

“The HBS Solutions team is comprised of skilled professional engineers, project managers, consultants and technicians who are widely sought for their specialized experience and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchEl Dorado Hills, CA, United StatesHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“The HDD Company, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchReno, NV, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Ainsworth Associates Mechanical Engineers (AAME) is a boutique mechanical engineering firm serving public and private sector clients throughout the state.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCary, NC, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Giles Flythe Engineers, Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMemphis, TN, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Providers of end-to-end mechanical system services to maximize production while minimizing risk, specializing in mechanical, structural, and electrical engineering services, as…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchTacoma, WA, United StatesHQ recorded Nov 6, 202611-5025 contacts →

Exact match

“Consulting Mechanical and Electrical Engineering services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchBroadview, IL, United StatesHQ recorded Nov 6, 202611-5022 contacts →

Exact match

“Environment's in-house team of technicians has deep experience in all areas of HVAC mechanical services including: • Service and Maintenance • Piping • Sheet metal • Temperature…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 356 mechanical systems survey services based in the United States

See the full list, filter by size, metro and specialty, and access 1,291 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Mechanical systems survey services based in the United States at a glance

As of Nov 6, 2026
37.7%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
1.7%Largest-city concentration · Chicago
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
241
11-50
90
51-200
21
201-500
1
501-1,000
3

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 356 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 “mechanical systems survey 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 1,291 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 November 6, 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.

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

How many mechanical systems survey services are there based in the United States?

RevenueBase identified 356 company matches for mechanical systems survey services associated with the United States as of November 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?

Emcor Services NEW England Mechanical tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most mechanical systems survey services?

Chicago leads with 6 company records, followed by Atlanta (5) and Charlotte (5).

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 1,291 professional contacts with verified work emails tracked across these 356 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 November 6, 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.