Company lists · Data refreshed November 2026

Top 25 Commissioning and startup services based in the United States

RevenueBase identified 77 company matches for commissioning and startup services associated with the United States as of November 2026 and tracks 1,807 professional contacts across them, including 557 with verified work emails. Atlanta is the largest hub.

This list covers company matches for commissioning and startup 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
77Companies
1,807Contacts tracked
557Verified emails
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The 25 largest commissioning and startup services based in the United States

Ranked by team size
Top 25 of 77 company matches for commissioning and startup 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 matchMclean, VA, United StatesHQ recorded Nov 6, 2026201-500411 contacts →

Exact match

“Founded in 2005, the vision behind Primary Integration (PI) was to build the most elite mission critical commissioning/data center commissioning and operational risk management…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchGreensboro, NC, United StatesHQ recorded Nov 6, 202651-20093 contacts →

Exact match

Recorded description not available.

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 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
5Exact matchBrookline, MA, United StatesHQ recorded Nov 6, 202611-5037 contacts →

Exact match

“Facility Grid is the purpose-built Lifecycle Commissioning™ platform trusted by the world's largest commissioning providers, general contractors, data centers, and building owners.”

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

Exact match

“PTS is a technical services company who specializes in providing training, precommissioning, commissioning, startup and operations of new, and existing process facilities.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchOmaha, NE, United StatesHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“We deliver deliberate solutions – facilities commissioning & operations support – so that all your building's systems work as an integrated, cohesive unit.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchFlorence, KY, United StatesHQ recorded Nov 6, 2026n/a31 contacts →

Exact match

“ZH Commissioning is a full-service, third-party, independent commissioning services provider.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchChandler, AZ, United StatesHQ recorded Nov 6, 2026n/a31 contacts →

Exact match

“FusionIRX operates where failure is not an option.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDallas, TX, United StatesHQ recorded Nov 6, 202651-20029 contacts →

Exact match

“Midstream Operators, LLC (MO) specializes in facility commissioning, startup and operations for clients in natural gas handling.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchCypress, TX, United StatesHQ recorded Nov 6, 202611-5021 contacts →

Exact match

“Focusing on data center, semiconductor, and mission critical commissioning, primarily in EMEA and the USA.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchFolsom, CA, United StatesHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Since 2003 3QC has commissioned over 45 million square feet of facilities worth over $17 billion in construction.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchAtlanta, GA, United StatesHQ recorded Nov 6, 202611-5016 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchGlenpool, OK, United StatesHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“PROVIDING MEANINGFUL SERVICE AND USEFUL EDUCATION CORE VALUES S Safety E Excellence R Respect V Versatility E Ethical Practices Our Services Include (but are not limited to)…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchSan Diego, CA, United StatesHQ recorded Nov 6, 20261-1014 contacts →

Exact match

“MBO Inc.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLincoln, TX, United StatesHQ recorded Nov 6, 20261-1013 contacts →

Exact match

“JH Engineering, LLC (JHE) stands at the forefront of the industry as a distinguished engineering and consulting firm, specializing in the commissioning and startup (C & SU) of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchSeattle, CA, United StatesHQ recorded Nov 6, 202611-5013 contacts →

Exact match

“At Keithly Barber Associates (), we believe every building should work as intended-efficiently, reliably, and sustainably from day one.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchBlue Bell, PA, United StatesHQ recorded Nov 6, 20261-1012 contacts →

Exact match

“From design and construction to operations and maintenance, in a regulated market or a suburban office park, buildings should perform as expected.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchPhoenix, AZ, United StatesHQ recorded Nov 6, 202611-5011 contacts →

Exact match

“When faced with choices for your facility, you need a partner who understands your goals and requirements.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchPortland, OR, United StatesHQ recorded Nov 6, 20261-1010 contacts →

Exact match

“New Building Commissioning Professional Engineers licensed in OR, WA, MA Our building commissioning service includes Owner’s Project Requirements development and an owner…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchAnchorage, AK, United StatesHQ recorded Nov 6, 2026201-5009 contacts →

Exact match

“Delta’s commissioning team(s) are experienced, highly trained and proven.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchOakland, CA, United StatesHQ recorded Nov 6, 20261-109 contacts →

Exact match

“Pyxis Partners is a California-based firm specializing in comprehensive building commissioning services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchSanta Clara, CA, United StatesHQ recorded Nov 6, 20261-107 contacts →

Exact match

“Commissioning and Technical Consulting”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchNewberg, OR, United StatesHQ recorded Nov 6, 20261-106 contacts →

Exact match

“EPE assists clients to integrate ultimate performance and energy efficiency into building systems to meet the needs of growing complexity and intelligence of building control…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchLauderdale, MN, United StatesHQ recorded Nov 6, 20261-105 contacts →

Exact match

“Located in the Greater Minneapolis/St.”

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

Showing 25 of 77 commissioning and startup services based in the United States

See the full list, filter by size, metro and specialty, and access 557 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Commissioning and startup services based in the United States at a glance

As of Nov 6, 2026
30.8%Verified-email coverage
23.5Average contacts per company
11-50Median size (employees)
5.2%Largest-city concentration · Atlanta
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
30
11-50
24
51-200
18
201-500
5

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 77 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 “commissioning and startup 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 557 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 “commissioning and startup services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many commissioning and startup services are there based in the United States?

RevenueBase identified 77 company matches for commissioning and startup 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?

Bureau Veritas Primary Integration tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most commissioning and startup services?

Atlanta leads with 4 company records, followed by Houston (3) and New York (3).

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 557 professional contacts with verified work emails tracked across these 77 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.

Ready to reach these companies? Verified emails and direct dials for all 77 commissioning and startup services based in the United States. Start with a free account, no credit card.

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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.