Company lists · Data refreshed September 2026

Top 25 Compliance audit services based in the United States

RevenueBase identified 327 company matches for compliance audit services associated with the United States as of September 2026 and tracks 2,688 professional contacts across them, including 1,258 with verified work emails. Houston is the largest hub.

This list covers company matches for compliance audit 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 September 27, 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 27, 2026 How this list was built
327Companies
2,688Contacts tracked
1,258Verified emails
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The 25 largest compliance audit services based in the United States

Ranked by team size
Top 25 of 327 company matches for compliance audit services based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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 matchFairfax, VA, United StatesHQ recorded Sep 27, 2026201-500411 contacts →

Exact match

“ControlCase is committed to bringing peace of mind to the world’s IT compliance programs through our signature partnership approach, commitment to automation, and cost-effective…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchHampton, VA, United StatesHQ recorded Sep 27, 202651-200317 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 · Sep 27, 2026 · View company records in RevenueBase
3Exact matchTampa, FL, United StatesHQ recorded Sep 27, 2026201-500174 contacts →

Exact match

“Insight Assurance is a security and compliance firm trusted by more than 1,500 organizations for their SOC 1, SOC 2, SOC 3, PCI DSS, ISO 27001, ISO 27017/27018, ISO 27701, ISO…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchThe Woodlands, TX, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
5Exact matchDayton, OH, United StatesHQ recorded Sep 27, 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 27, 2026 · View company records in RevenueBase
6Exact matchNew York, NY, United StatesHQ recorded Sep 27, 202611-5060 contacts →

Exact match

“To meet rigorous regulatory expectations and requirements, it is imperative that organizations have access to “best in class” talent that has extensive knowledge of the businesses…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchColorado Springs, CO, United StatesHQ recorded Sep 27, 202651-20046 contacts →

Exact match

“Johanson Group has provided Security & Compliance Audit Services to public and private companies in a variety of industries across the world.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchBethesda, MD, United StatesHQ recorded Sep 27, 202651-20043 contacts →

Exact match

“Since 1972, thousands of professionals in business, government, law and academia have relied on Thompson Information Services for the most authoritative, timely and practical…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchDurham, NC, United StatesHQ recorded Sep 27, 202611-5040 contacts →

Exact match

“Drummond is a leading and trusted compliance, conformance, and standards certification, testing, and validation services provider.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchMadison, WI, United StatesHQ recorded Sep 27, 202611-5033 contacts →

Exact match

“KTL is a multidisciplinary consulting firm that specializes in providing environmental, health, and safety (EHS); food safety; and quality management and compliance consulting…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchArlington, VA, United StatesHQ recorded Sep 27, 202611-5028 contacts →

Exact match

“Potomac River Partners is a specialized management consulting firm offering a variety of services to meet our clients’ challenges.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchLos Angeles, CA, United StatesHQ recorded Sep 27, 202611-5026 contacts →

Exact match

“Frog Environmental is the premier environmental consulting firm servicing California and the Western United States.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchArlington, VA, United StatesHQ recorded Sep 27, 202611-5023 contacts →

Exact match

“Columbia Books & Information Services (CBIS) is a leading provider of trusted news, data, training, and compliance resources for organizations navigating highly regulated…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchSacramento, CA, United StatesHQ recorded Sep 27, 202611-5022 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchOrlando, FL, United StatesHQ recorded Sep 27, 202611-5021 contacts →

Exact match

“QualityHub is a full-service regulatory, quality, and compliance consultancy for the highly regulated Medical Device, Pharmaceutical, Biologics, and Combination Products…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchTampa, FL, United StatesHQ recorded Sep 27, 202611-5019 contacts →

Exact match

“Auditwerx specializes in providing professional security compliance solutions for service organizations big and small.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchEl Dorado Hills, CA, United StatesHQ recorded Sep 27, 202611-5017 contacts →

Exact match

“Consilium Labs is an independent conformity assessment body delivering objective, standards-based audits and assessments for organizations operating in security, privacy, AI…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchMiami, FL, United StatesHQ recorded Sep 27, 202611-5017 contacts →

Exact match

“At Simplify CCS, LLC, we perform contract compliance audits in an innovative way to provide real value to our clients.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchWheat Ridge, CO, United StatesHQ recorded Sep 27, 202611-5016 contacts →

Exact match

“As an accredited lab under the National Voluntary Accreditation Program (NVLAP) of the National Institute of Standards and Technology (NIST)(NVLAP Lab Code 200733-0), SLI…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchKingsburg, CA, United StatesHQ recorded Sep 27, 202611-5015 contacts →

Exact match

“Providing Solutions.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchOak Brook, IL, United StatesHQ recorded Sep 27, 202611-5015 contacts →

Exact match

“TCA Compliance exists to give financial institutions A Better Way to manage their compliance obligations.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchAudubon, PA, United StatesHQ recorded Sep 27, 202611-5014 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchHolbrook, NY, United StatesHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“Asgard Regulatory Group LLC (“Asgard”) specializes in providing regulatory compliance and business advisory services and audit and special project work to broker-dealers…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchChattanooga, TN, United StatesHQ recorded Sep 27, 202611-5014 contacts →

Exact match

“Safety Plus, LLC is a family-owned and operated company as well as a WBENC-certified, woman owned business.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchPriest River, ID, United StatesHQ recorded Sep 27, 202611-5013 contacts →

Exact match

“iCertifi is uniquely positioned to assist manufactures plan for & comply with any slice within the spectrum of global regulatory requirements.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 327 compliance audit services based in the United States

See the full list, filter by size, metro and specialty, and access 1,258 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Compliance audit services based in the United States at a glance

As of Sep 27, 2026
46.8%Verified-email coverage
8.2Average contacts per company
1-10Median size (employees)
4.3%Largest-city concentration · Houston
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
217
11-50
85
51-200
16
201-500
6
501-1,000
2
5,001-10,000
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 327 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 audit 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 1,258 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 27, 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 “compliance audit services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many compliance audit services are there based in the United States?

RevenueBase identified 327 company matches for compliance audit services 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?

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

Which city has the most compliance audit services?

Houston leads with 14 company records, followed by Tampa (9) and New York (7).

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 1,258 professional contacts with verified work emails tracked across these 327 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 27, 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.