Company lists · Data refreshed September 2026

Top 25 International compliance consulting firms based in the United States

Name: International compliance consulting firms based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 1,076 companies tracked

RevenueBase identified 1,076 international compliance consulting firms headquartered in the United States as of September 2026 and tracks 8,477 professional contacts across them, including 3,292 with verified work emails. New York is the largest hub.

This list covers international compliance consulting firms headquartered in the United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 28, 2026 86% judged on-target in blind review

1,076Companies

8,477Contacts tracked

3,292Verified emails

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The 25 largest international compliance consulting firms based in the United States

Ranked by team size

Top 25 of 1,076 international compliance consulting firms based in the United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to international compliance consulting firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	CT Corporation	Partial evidence	New York, NY, United StatesHQ checked Sep 28, 2026	1,001-5,000	788 contacts →
	Partial evidence “CT Corporation helps small businesses, corporations, and law firms around the world manage their most critical business and legal compliance responsibilities.” Source: RevenueBase Database · checked Sep 28, 2026
2	IBM Promontory	Strong evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	501-1,000	403 contacts →
	Strong evidence “IBM Promontory is a global leader in strategy, risk management, and compliance consulting.#IBMConsulting” Source: RevenueBase Database · checked Sep 28, 2026
3	APA Engineering INC	Partial evidence	Mount Laurel, NJ, United StatesHQ checked Sep 28, 2026	201-500	364 contacts →
	Partial evidence “APA Engineering Inc has been a leader in providing Compliance, Engineering, IT, and Sourcing services since With over twenty years in business, we are dedicated to providing the…” Source: RevenueBase Database · checked Sep 28, 2026
4	Drummond Advisors	Partial evidence	Boston, MA, United StatesHQ checked Sep 28, 2026	201-500	322 contacts →
	Partial evidence “Drummond Advisors provides global consulting services to companies focusing on accounting, tax, legal and business development.” Source: RevenueBase Database · checked Sep 28, 2026
5	Registrar Corp	Partial evidence	Hampton, VA, United StatesHQ checked Sep 28, 2026	51-200	317 contacts →
	Partial evidence “Registrar Corp is your trusted partner helping you navigate global regulatory requirements with expert services, innovative software solutions and comprehensive online compliance…” Source: RevenueBase Database · checked Sep 28, 2026
6	Comply	Partial evidence	New York City, NY, United StatesHQ checked Sep 28, 2026	201-500	308 contacts →
	Partial evidence “At Comply, we pride ourselves on being the champion for compliance professionals.” Source: RevenueBase Database · checked Sep 28, 2026
7	Tradewin	Indirect evidence	Peabody, MA, United StatesHQ checked Sep 28, 2026	201-500	189 contacts →
	Indirect evidence “Tradewin, established in 1997, is a leading provider of import and export advice worldwide.” Source: RevenueBase Database · checked Sep 28, 2026
8	Sandler, Travis & Rosenberg, P.A	Strong evidence	Miami, FL, United StatesHQ checked Sep 28, 2026	51-200	118 contacts →
	Strong evidence “Since 1977, Sandler, Travis & Rosenberg, P.A.(ST & R) has set the standard for providing comprehensive and effective international trade-related legal and consulting services to…” Source: RevenueBase Database · checked Sep 28, 2026
9	Focus Business Solutions, INC	Indirect evidence	Taylor, MI, United StatesHQ checked Sep 28, 2026	51-200	89 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
10	Occupational Services, INC	Strong evidence	San Diego, CA, United StatesHQ checked Sep 28, 2026	11-50	74 contacts →
	Strong evidence “Occupational Services, Incorporated is a San Diego-based professional consulting firm providing services in the areas of environmental compliance, occupational health and safety…” Source: RevenueBase Database · checked Sep 28, 2026
11	Capital Edge Consulting	Partial evidence	Vienna, VA, United StatesHQ checked Sep 28, 2026	51-200	70 contacts →
	Partial evidence “Capital Edge is the largest consulting firm exclusively dedicated to government contractors and grant recipients.” Source: RevenueBase Database · checked Sep 28, 2026
12	Regulatory Compliance Associates RCA	Partial evidence	Pleasant Prairie, WI, United StatesHQ checked Sep 28, 2026	51-200	67 contacts →
	Partial evidence “Regulatory Compliance Associates Inc.(RCA) is a team of experienced professionals from FDA-regulated industries including pharmaceutical, biologics and medical device.” Source: RevenueBase Database · checked Sep 28, 2026
13	Compliance Risk Concepts CRC	Indirect evidence	New York, NY, United StatesHQ checked Sep 28, 2026	11-50	60 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 28, 2026
14	State And Federal Communications	Indirect evidence	Akron, OH, United StatesHQ checked Sep 28, 2026	11-50	56 contacts →
	Indirect evidence “State and Federal Communications, Inc.” Source: RevenueBase Database · checked Sep 28, 2026
15	Netzealous	Indirect evidence	Fremont, CA, United StatesHQ checked Sep 28, 2026	501-1,000	55 contacts →
	Indirect evidence “NetZealous LLC is headquartered in Fremont, CA.” Source: RevenueBase Database · checked Sep 28, 2026
16	Carnow, Conibear & Assoc., LTD	Indirect evidence	Chicago, IL, United StatesHQ checked Sep 28, 2026	11-50	52 contacts →
	Indirect evidence “Carnow, Conibear & Assoc, Ltd.(Carnow Conibear), a minority-owned, woman-owned and veteran-owned business, was established in 1975.” Source: RevenueBase Database · checked Sep 28, 2026
17	Noble Consulting Services, INC	Indirect evidence	Indianapolis, IN, United StatesHQ checked Sep 28, 2026	11-50	51 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 28, 2026
18	Integrated Environmental Solutions, LLC	Indirect evidence	Mckinney, TX, United StatesHQ checked Sep 28, 2026	51-200	51 contacts →
	Indirect evidence “Integrated Environmental Solutions, LLC.(IES) is a Small, Woman-Owned Business Enterprise with corporate headquarters centrally located in the Dallas/Fort Worth Metroplex in…” Source: RevenueBase Database · checked Sep 28, 2026
19	Gallagher Marine Systems - LLC	Partial evidence	Moorestown Township, NJ, United StatesHQ checked Sep 28, 2026	51-200	49 contacts →
	Partial evidence “Gallagher Marine Systems (GMS) is the industry’s most comprehensive source of full-service, in-depth, compliance support.” Source: RevenueBase Database · checked Sep 28, 2026
20	7g Environmental Compliance Management	Strong evidence	Tallahassee, FL, United StatesHQ checked Sep 28, 2026	51-200	48 contacts →
	Strong evidence “7G Environmental Compliance Management (7G) is an environmental consulting firm headquartered in Tallahassee, Florida.” Source: RevenueBase Database · checked Sep 28, 2026
21	Medenvoy Global	Partial evidence	Austin, TX, United StatesHQ checked Sep 28, 2026	51-200	46 contacts →
	Partial evidence “MedEnvoy offers manufacturers seamless compliance for their IVD and medical device commercial endeavors into global markets.” Source: RevenueBase Database · checked Sep 28, 2026
22	Elexes Medical Consulting LLC	Partial evidence	Sheridan, WY, United StatesHQ checked Sep 28, 2026	11-50	46 contacts →
	Partial evidence “Elexes was born to help Entrepreneurs, Medical Device, Drugs and Biologics Companies meet regulatory and quality standards, overcome regulatory hurdles, stay in compliance, and…” Source: RevenueBase Database · checked Sep 28, 2026
23	Redstone Government Consulting, INC	Partial evidence	Huntsville, AL, United StatesHQ checked Sep 28, 2026	11-50	45 contacts →
	Partial evidence “Redstone Government Consulting is a team of the most senior industry veterans and the brightest new talent in the industry.” Source: RevenueBase Database · checked Sep 28, 2026
24	Thompson Information Services	Indirect evidence	Bethesda, MD, United StatesHQ checked Sep 28, 2026	51-200	43 contacts →
	Indirect evidence “Since 1972, thousands of professionals in business, government, law and academia have relied on Thompson Information Services for the most authoritative, timely and practical…” Source: RevenueBase Database · checked Sep 28, 2026
25	GSS INC	Partial evidence	Urbandale, IA, United StatesHQ checked Sep 28, 2026	11-50	41 contacts →
	Partial evidence “For more than two decades, GSS has been providing comprehensive environmental and compliance services to a variety of industries.” Source: RevenueBase Database · checked Sep 28, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: international compliance consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names international compliance consulting firms.
Partial evidence: Its own public description names part of international compliance consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name international compliance consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 1,076 international compliance consulting firms based in the United States

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International compliance consulting firms based in the United States at a glance

As of Sep 28, 2026

38.8%Verified-email coverage

7.9Average contacts per company

1-10Median size (employees)

4.6%Largest-city concentration · New York

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

775

11-50

245

51-200

201-500

501-1,000

1,001-5,000

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 1,076 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among international compliance consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United States whose own description of what they do matches “international compliance consulting firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names international compliance consulting firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among international compliance consulting firms, and records with no verified work email. Companies headquartered outside United States are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 3,292 across the full list. 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 28, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

International compliance consulting firms by metro

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names international compliance consulting firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many international compliance consulting firms are there based in the United States?

RevenueBase identified 1,076 international compliance consulting firms headquartered in the United States as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

CT Corporation, headquartered in New York, tops this list with the largest team on record.

Which city has the most international compliance consulting firms?

New York leads with 49 headquartered companies, followed by Washington (45) and Miami (31).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 3,292 verified decision-maker contacts tracked across these 1,076 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 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 Smart Search, 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.