Company lists · Data refreshed September 2026

Top 25 Safety certification firms based in the United States

RevenueBase identified 269 company matches for safety certification firms associated with the United States as of September 2026 and tracks 25,652 professional contacts across them, including 10,848 with verified work emails. Houston is the largest hub.

This list covers company matches for safety certification firms 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 September 22, 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 Sep 22, 2026 How this list was built
269Companies
25,652Contacts tracked
10,848Verified emails
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The 25 largest safety certification firms based in the United States

Ranked by team size
Top 25 of 269 company matches for safety certification firms based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 22, 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 matchNorthbrook, IL, United StatesHQ recorded Sep 22, 202610001+12,316 contacts →

Exact match

“A global leader in applied safety science, UL Solutions (NYSE: ULS) transforms safety, security and sustainability challenges into opportunities for customers in more than 110…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
2Exact matchCranbury, NJ, United StatesHQ recorded Sep 22, 20265,001-10,0003,447 contacts →

Exact match

“The AmSpec Group has been relied upon in the testing, inspection, and certification (TIC) sector for several decades.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
3Exact matchHollywood, FL, United StatesHQ recorded Sep 22, 20261,001-5,0002,230 contacts →

Exact match

“NV5 is a provider of technology, conformity assessment, and consulting solutions for public and private sector clients supporting infrastructure, utility, and building assets and…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
4Exact matchMarietta, GA, United StatesHQ recorded Sep 22, 20261,001-5,000890 contacts →

Exact match

“Applied Technical Services assists commercial and industrial clients by providing inspection, testing, consulting engineering, and calibration services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
5Exact matchBoxborough, MA, United StatesHQ recorded Sep 22, 2026501-1,000712 contacts →

Exact match

“TÜV Rheinland is a world leader in testing, inspection and certification services for a wide variety of industries.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
6Exact matchAnn Arbor, MI, United StatesHQ recorded Sep 22, 2026501-1,000390 contacts →

Exact match

“NSF is the leading global certifier of Global Food Safety Initiative (GFSI) benchmarked certifications.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
7Exact matchChandler, AZ, United StatesHQ recorded Sep 22, 2026201-500381 contacts →

Exact match

“Life Cycle Testing, Inspection, Certification & Engineering Solutions for Mission Critical Facilities Worldwide Commitment to Diversity – FST is dedicated to non-discriminatory…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
8Exact matchWashington, DC, United StatesHQ recorded Sep 22, 202610001+364 contacts →

Exact match

“Since 1909, American Red Cross Training Services has provided best-in-class safety training and certification that puts your needs first.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
9Exact matchAkron, OH, United StatesHQ recorded Sep 22, 2026501-1,000310 contacts →

Exact match

“Founded in 1925 and headquartered in Akron, Ohio, Smithers is a multinational provider of testing, consulting, information, and certification services.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
10Exact matchDeer Park, TX, United StatesHQ recorded Sep 22, 2026501-1,000293 contacts →

Exact match

“Please follow Onpoint Industrial Services, LLC for the latest news and updates!”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
11Exact matchArlington Heights, IL, United StatesHQ recorded Sep 22, 202610001+241 contacts →

Exact match

“Market Access.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
12Exact matchWarrendale, PA, United StatesHQ recorded Sep 22, 202651-200200 contacts →

Exact match

“Performance Review Institute® (PRI℠) is headquartered in Pittsburgh, Pennsylvania in the USA, with offices in London, UK to serve Europe and in Beijing, China and Aichi, Japan…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Sep 22, 202651-200199 contacts →

Exact match

“The ANSI National Accreditation Board plays an important role in ensuring the safety and quality of goods and services and in protecting the environment.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
14Exact matchBaltimore, MD, United StatesHQ recorded Sep 22, 2026201-500180 contacts →

Exact match

“Eurofins Electrical & Electronics North America is a leading testing and certification laboratory, providing a unique array of testing services and accreditations for regulatory…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
15Exact matchSaint Rose, LA, United StatesHQ recorded Sep 22, 2026201-500130 contacts →

Exact match

“Since 1978, Coastal Gulf & International, Inc.(CGI) has been a trusted leader in independent inspection, testing, and technical services for the energy, petrochemical, and marine…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
16Exact matchWatertown, MA, United StatesHQ recorded Sep 22, 2026501-1,000120 contacts →

Exact match

“RoyalCert is one of the fastest-growing certification bodies, with an international presence in more than 30 countries that is constantly expanding.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
17Exact matchSouth Plainfield, NJ, United StatesHQ recorded Sep 22, 2026201-500116 contacts →

Exact match

“AEIS, LLC is a testing, inspection, and certification (TIC) agency that increases quality and safety outcomes for major infrastructure.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
18Exact matchLas Vegas, NV, United StatesHQ recorded Sep 22, 20261,001-5,000114 contacts →

Exact match

“Certerra provides technology-enabled testing, inspection, and certification services for new product development, engineering solutions to manage assets, and quality assurance for…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
19Exact matchBrea, CA, United StatesHQ recorded Sep 22, 2026201-50098 contacts →

Exact match

“ICC Evaluation Service (ICC-ES) is a certification body that is a subsidiary of the International Code Council and is accredited by the ANSI National National Accreditation Board…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
20Exact matchThe Woodlands, TX, United StatesHQ recorded Sep 22, 202651-20085 contacts →

Exact match

“INTERCERT is a multinational auditing company headquartered in Texas, United States operating at 28+ countries.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
21Exact matchBayonne, NJ, United StatesHQ recorded Sep 22, 2026501-1,00083 contacts →

Exact match

“Total Safety Consulting (TSC) understands the intense planning needed to ensure the safety of your workers and the public-and the cost of not doing it right.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
22Exact matchDayton, OH, United StatesHQ recorded Sep 22, 202611-5080 contacts →

Exact match

“Since 1994, EAGLE has built an excellent reputation by providing third party auditing services that are objective and value-added.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
23Exact matchMilwaukee, WI, United StatesHQ recorded Sep 22, 202611-5080 contacts →

Exact match

“Exemplar Global Inc.(formerly RABQSA) is a not-for-profit organization with shared headquarters in both the United States and Australia.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
24Exact matchHouston, TX, United StatesHQ recorded Sep 22, 2026n/a78 contacts →

Exact match

“ALS is a leading testing, inspection, certification and verification company servicing multiple industries globally.”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase
25Exact matchNew York, United StatesHQ recorded Sep 22, 20261,001-5,00048 contacts →

Exact match

“Alliance Infinite has consistently maintained its position among the world’s very best quality service providers for Third Party Inspection, Testing, Calibration and Management…”

Recorded in the RevenueBase company graph · Sep 22, 2026 · View company records in RevenueBase

Showing 25 of 269 safety certification firms based in the United States

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Safety certification firms based in the United States at a glance

As of Sep 22, 2026
42.3%Verified-email coverage
95.4Average contacts per company
11-50Median size (employees)
5.6%Largest-city concentration · Houston
Sep 22, 2026Page data refreshed

Companies by employee count

1-10
100
11-50
97
51-200
35
201-500
13
501-1,000
7
1,001-5,000
9
5,001-10,000
3
10001+
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 269 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 “safety certification firms” 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 10,848 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 22, 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 “safety certification firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many safety certification firms are there based in the United States?

RevenueBase identified 269 company matches for safety certification firms associated with the 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?

UL Solutions tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most safety certification firms?

Houston leads with 15 company records, followed by Miami (5) and New York (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 10,848 professional contacts with verified work emails tracked across these 269 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 22, 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.