Company lists · Data refreshed October 2026

Top 25 Compliance and chemical regulatory companies based in the United States

RevenueBase identified 1,131 company matches for compliance and chemical regulatory companies associated with the United States as of October 2026 and tracks 16,131 professional contacts across them, including 6,761 with verified work emails. Houston is the largest hub.

This list covers company matches for compliance and chemical regulatory companies 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 October 10, 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 10, 2026 How this list was built
1,131Companies
16,131Contacts tracked
6,761Verified emails
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The 25 largest compliance and chemical regulatory companies based in the United States

Ranked by team size
Top 25 of 1,131 company matches for compliance and chemical regulatory companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 matchDecatur, AL, United StatesHQ recorded Oct 10, 20261,001-5,0001,048 contacts →

Exact match

“Alliance is a new kind of environmental services company-powered by innovation, focused on service, and committed to client success.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchSt. Paul, MN, United StatesHQ recorded Oct 10, 20261,001-5,000658 contacts →

Exact match

“Antea Group is an international engineering and environmental consulting firm specializing in full-service solutions in the fields of environment, health and safety, and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchCarlsbad, CA, United StatesHQ recorded Oct 10, 2026501-1,000606 contacts →

Exact match

“3E is an AI-driven software and data company that delivers trusted compliance and sustainability intelligence-enabling companies to navigate complex chemical and product…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchArlington, VA, United StatesHQ recorded Oct 10, 2026201-500478 contacts →

Exact match

“At Enhesa we empower the world’s largest businesses to achieve compliance, manage risk, and drive sustainability with clear, actionable insights.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Oct 10, 2026201-500398 contacts →

Exact match

“Aithent creates high-value regulatory compliance management solutions for financial services, government, healthcare and insurance organizations around the globe.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchKimberton, PA, United StatesHQ recorded Oct 10, 2026201-500373 contacts →

Exact match

“ALL4 is a global consulting firm committed to shaping a sustainable future through innovative environmental, health, and safety (EHS) and digital solutions.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchWichita, KS, United StatesHQ recorded Oct 10, 2026501-1,000359 contacts →

Exact match

“PROtect is a leading national provider of reliability, risk, and compliance services to the refining, petrochemical, renewable fuels, manufacturing, food & beverage, fertilizer…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchSanta Clara, CA, United StatesHQ recorded Oct 10, 2026201-500323 contacts →

Exact match

“Reducing emissions, detecting leaks, mitigating risk, optimizing operations, ensuring compliance and advancing research are some of the challenges facing our clients.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchMilford, OH, United StatesHQ recorded Oct 10, 2026501-1,000322 contacts →

Exact match

“Founded in 1987, ATL, A Bureau Veritas Company, is a Scientific Sourcing Solutions Company.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchHampton, VA, United StatesHQ recorded Oct 10, 202651-200321 contacts →

Exact match

“Registrar Corp is your trusted partner helping you navigate global regulatory requirements with expert services, innovative software solutions and comprehensive online compliance…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchAustin, TX, United StatesHQ recorded Oct 10, 2026201-500238 contacts →

Exact match

“Tanknology is the world's largest provider of tank testing and environmental compliance services for petroleum systems.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchSouthfield, MI, United StatesHQ recorded Oct 10, 2026201-500229 contacts →

Exact match

“Founded in 1989, the Chemico Group is the largest veteran-owned, minority-owned chemical management firms in the nation.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchChicago, IL, United StatesHQ recorded Oct 10, 2026201-500222 contacts →

Exact match

“For more than five decades, Labelmaster has been the go-to source for companies – big and small – to navigate and comply with the complex, ever-changing regulations that govern…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchIndianapolis, IN, United StatesHQ recorded Oct 10, 202651-200194 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchWest Chester, PA, United StatesHQ recorded Oct 10, 2026501-1,000177 contacts →

Exact match

“Haas TCM is a global chemical management services company.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchLancaster, PA, United StatesHQ recorded Oct 10, 2026201-500174 contacts →

Exact match

“We provide innovative compliance solutions by embracing complexity and making it simple.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchWareham, MA, United StatesHQ recorded Oct 10, 20261,001-5,000167 contacts →

Exact match

“Smithers is a leading provider of environmental risk testing to the Agrochemical, Pharmaceutical, and Chemical industries.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchWestbury, NY, United StatesHQ recorded Oct 10, 202651-200165 contacts →

Exact match

“Quality & Compliance | Regulatory Strategy | Inspection Readiness & Remediation | Data Integrity.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchElmhurst, IL, United StatesHQ recorded Oct 10, 202651-200160 contacts →

Exact match

“Since the passage of original environmental legislation nearly four decades ago, both private and public industry have turned to Mostardi Platt for guidance in complying with air…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchDallas, TX, United StatesHQ recorded Oct 10, 202651-200140 contacts →

Exact match

“OUR MISSION is to combine sustainable environmental solutions with forward-thinking, cost-effective, innovative, and value-added technologies that balance our clients’ economic…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchEasley, SC, United StatesHQ recorded Oct 10, 2026201-500139 contacts →

Exact match

“Ortec is a custom chemical manufacturing and research company that helps our customers reach their market goals through our Technical Expertise, Quality Systems, Regulatory…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchHouston, TX, United StatesHQ recorded Oct 10, 202651-200126 contacts →

Exact match

“Eagle Analytical is an FDA- and DEA-registered, A2LA ISO 17025-accredited laboratory that provides analytical chemistry, microbiological testing, consulting, and technical…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchLa Porte, TX, United StatesHQ recorded Oct 10, 202651-200111 contacts →

Exact match

“Vapor Point is a specialty engineering and environmental service company with offices in Houston, Corpus Christi, Baton Rouge, Los Angeles, Big Spring, and Benicia.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
24Exact matchCosta Mesa, CA, United StatesHQ recorded Oct 10, 202651-200105 contacts →

Exact match

“Public agencies and businesses have been relying on Chambers Group to keep them in compliance with applicable federal, state, and/or local environmental laws, regulations, and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchPinellas Park, FL, United StatesHQ recorded Oct 10, 2026201-500104 contacts →

Exact match

“MTA is the largest single-source healthcare compliance company with over three decades of experience.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 1,131 compliance and chemical regulatory companies based in the United States

See the full list, filter by size, metro and specialty, and access 6,761 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Compliance and chemical regulatory companies based in the United States at a glance

As of Oct 10, 2026
41.9%Verified-email coverage
14.3Average contacts per company
1-10Median size (employees)
2.9%Largest-city concentration · Houston
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
684
11-50
320
51-200
98
201-500
17
501-1,000
9
1,001-5,000
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 1,131 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 “compliance and chemical regulatory companies” 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 6,761 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 10, 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.

Compliance and chemical regulatory companies by metro

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 “compliance and chemical regulatory companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many compliance and chemical regulatory companies are there based in the United States?

RevenueBase identified 1,131 company matches for compliance and chemical regulatory companies associated with the 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?

Alliance Technical Group tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most compliance and chemical regulatory companies?

Houston leads with 33 company records, followed by New York (18) and Chicago (15).

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 6,761 professional contacts with verified work emails tracked across these 1,131 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 10, 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.