Company lists · Data refreshed November 2026

Top 25 Water system commissioning specialists based in the United States

RevenueBase identified 317 company matches for water system commissioning specialists associated with the United States as of November 2026 and tracks 3,509 professional contacts across them, including 1,334 with verified work emails. Houston is the largest hub.

This list covers company matches for water system commissioning specialists 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
317Companies
3,509Contacts tracked
1,334Verified emails
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The 25 largest water system commissioning specialists based in the United States

Ranked by team size
Top 25 of 317 company matches for water system commissioning specialists 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 matchMaryland Heights, MI, United StatesHQ recorded Nov 6, 2026501-1,000678 contacts →

Exact match

“Electric Power Systems is an independent electrical testing & engineering organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLenexa, KS, United StatesHQ recorded Nov 6, 202611-50100 contacts →

Exact match

“Henderson Building Solutions is a general contractor and commissioning services firm that provides a seamless bridge between design, construction, and ongoing maintenance.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“At Apollo, we help our clients commission mission-critical assets that power tomorrow’s economy.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchDurham, CT, United StatesHQ recorded Nov 6, 202651-20093 contacts →

Exact match

“We Design, Build, Install, Start Up, and Validate High-Purity Water Systems-Improving Lives Through Water Purification.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchIrvine, GA, United StatesHQ recorded Nov 6, 202651-20082 contacts →

Exact match

“Impact Cx is a certified commissioning firm with over 20 years of experience providing a complete range of commissioning services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchWillis, TX, United StatesHQ recorded Nov 6, 2026201-50064 contacts →

Exact match

“Authentic relationships are standard practice at Weisinger Incorporated.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchHouston, TX, United StatesHQ recorded Nov 6, 202651-20055 contacts →

Exact match

“Cougar USA | Water Control Solutions for High Performance Buildings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202651-20054 contacts →

Exact match

“Davenergy Solutions is an ACG‑Certified Building Commissioning Firm providing comprehensive engineering, commissioning, and facility support services to public and private sector…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBeaverton, OR, United StatesHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“Since 1958, our team has worked with building/system owners, architects, engineers and contractors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchFridley, MO, United StatesHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“For over 45 years Jaytech has been delivering superior water treatment services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchPaterson, NJ, United StatesHQ recorded Nov 6, 202651-20034 contacts →

Exact match

“Water and Wastewater products and services including Turnkey projects, Pump Systems, Controls, Emergency Generators, Bypass Pumping Systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact 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
13Exact matchWoodbury Heights, DE, United StatesHQ recorded Nov 6, 202651-20032 contacts →

Exact match

“A.C.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchIndianapolis, NC, United StatesHQ recorded Nov 6, 202611-5031 contacts →

Exact match

“At IWC Innovations, we provide comprehensive water solutions to ensure safety, compliance, and system efficiency.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchWoburn, MA, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Practical Applications Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchCockeysville, VA, United StatesHQ recorded Nov 6, 202611-5030 contacts →

Exact match

“Company Overview: Carroll Water Systems has been locally owned and operated since 1983.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Nov 6, 202611-5029 contacts →

Exact match

“Above Green is making a difference on mission critical projects across 44 of the 50 states.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchSeattle, CA, United StatesHQ recorded Nov 6, 202651-20028 contacts →

Exact match

“Western Electrical Services, Inc.(WES) formerly known as Advanced Electrical Testing (AET) has been performing electrical testing services since 1996, as part of Northwest Circuit…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchIrving, TX, United StatesHQ recorded Nov 6, 202611-5027 contacts →

Exact match

“Command Commissioning is an independent commissioning company made up of highly experienced, accredited engineers dedicated to sustainable building operations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchToccoa, GA, United StatesHQ recorded Nov 6, 202651-20027 contacts →

Exact match

“Addison Energy Technologies, LLC (AET) is an independent, woman-owned, AABC (14-05-91) and NEBB certified (3550) Air and Water Test and Balance (TAB), Building System and Retro…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchMckinney, TX, United StatesHQ recorded Nov 6, 202651-20026 contacts →

Exact match

“inCon-trol Water Systems partners with designers, engineers, and builders to deliver smart, reliable water systems-including fountains, water features, pump systems, water…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCosta Mesa, CA, United StatesHQ recorded Nov 6, 202611-5026 contacts →

Exact match

“SCMS is an experienced commissioning and construction management firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchWest Chester, PA, United StatesHQ recorded Nov 6, 202651-20024 contacts →

Exact match

“Compliance Technology Group, Inc.(CTG) is a full-service firm specializing in Commissioning/Validation, Steam Quality Testing and Controlled Environment Services for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 202611-5024 contacts →

Exact match

“GMC Commissioning was founded based on fundamental principles and a grand vision.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchSan Dimas, CA, United StatesHQ recorded Nov 6, 202651-20023 contacts →

Exact match

Recorded description not available.

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

Showing 25 of 317 water system commissioning specialists based in the United States

See the full list, filter by size, metro and specialty, and access 1,334 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Water system commissioning specialists based in the United States at a glance

As of Nov 6, 2026
38.0%Verified-email coverage
11.1Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · Houston
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
156
11-50
117
51-200
36
201-500
6
501-1,000
1

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 317 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 “water system commissioning specialists” 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 1,334 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 “water system commissioning specialists”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many water system commissioning specialists are there based in the United States?

RevenueBase identified 317 company matches for water system commissioning specialists 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?

Electric Power Systems tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most water system commissioning specialists?

Houston leads with 7 company records, followed by San Diego (7) and Phoenix (6).

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 1,334 professional contacts with verified work emails tracked across these 317 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.