Company lists · Data refreshed November 2026

Top 23 Compliance services based in the United States

Name: Compliance services based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 3,046 companies tracked

RevenueBase identified 3,046 company matches for compliance services associated with the United States as of November 2026 and tracks 43,227 professional contacts across them, including 15,341 with verified work emails. New York is the largest hub.

This list covers company matches for compliance 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

3,046Companies

43,227Contacts tracked

15,341Verified emails

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The 23 largest compliance services based in the United States

Ranked by team size

Top 23 of 3,046 company matches for compliance 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Donnelley Financial Solutions Dfin	Exact match	Lancaster, PA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,790 contacts →
	Exact match “DFIN is the leading global provider of compliance and regulatory software and services, fueling end-to-end investment company regulatory compliance needs, complex capital markets…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	CT Corporation	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	1,001-5,000	823 contacts →
	Exact match “CT Corporation helps small businesses, corporations, and law firms around the world manage their most critical business and legal compliance responsibilities.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Mineral, Part Of Mitratech	Exact match	Portland, OR, United StatesHQ recorded Nov 6, 2026	201-500	757 contacts →
	Exact match “Trusted by more than 1 million companies, Mineral is the HR and compliance leader for growing businesses.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	LRN	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	501-1,000	707 contacts →
	Exact match “LRN is the world's largest dedicated ethics and compliance company, educating and helping more than 30 million people each year worldwide navigate complex legal and regulatory…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Solomonedwards	Exact match	Wayne, PA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	633 contacts →
	Exact match “For more than 25 years, SolomonEdwards has empowered organizations to tackle common and complex business challenges through strategic advisory, technical advocacy, and hands-on…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	GSA National	Exact match	Fairfax, VA, United StatesHQ recorded Nov 6, 2026	201-500	559 contacts →
	Exact match “GSA National has been helping government contractors ensure compliance and streamline costs since 1991.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	Enhesa	Exact match	Arlington, VA, United StatesHQ recorded Nov 6, 2026	201-500	501 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 · Nov 6, 2026 · View company records in RevenueBase
8	Aithent INC	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	201-500	410 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 · Nov 6, 2026 · View company records in RevenueBase
9	Medtrainer	Exact match	Las Vegas, NV, United StatesHQ recorded Nov 6, 2026	201-500	406 contacts →
	Exact match “MedTrainer is the only all-in-one compliance platform purpose-built for healthcare organizations, by healthcare professionals.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	MCO Mycomplianceoffice	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	201-500	352 contacts →
	Exact match “MCO is a global leader on a mission to revolutionize how financial firms tackle compliance, making it simpler, smarter, and more effective.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	Registrar Corp	Exact match	Hampton, VA, United StatesHQ recorded Nov 6, 2026	51-200	325 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 · Nov 6, 2026 · View company records in RevenueBase
12	Guidepost Solutions	Exact match	New York, IL, United StatesHQ recorded Nov 6, 2026	201-500	292 contacts →
	Exact match “We stand at the forefront of leadership, insight, and guidance in a world marked by complexity and uncertainty.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Comply Regulatory Services	Exact match	Lakeville, CT, United StatesHQ recorded Nov 6, 2026	201-500	270 contacts →
	Exact match “Comply Regulatory Services (formerly NRS) is an advanced solution and service offering for investment advisers, broker-dealers, hedge funds, investment companies, and insurance…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Flextecs	Exact match	Atlanta, GA, United StatesHQ recorded Nov 6, 2026	501-1,000	240 contacts →
	Exact match “FlexTecs delivers customized financial compliance solutions that act as a safety net to protect company profits.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Propelus	Exact match	Jacksonville, CO, United StatesHQ recorded Nov 6, 2026	201-500	222 contacts →
	Exact match “We bring together essential data, innovative technology, and strategic partnerships to streamline workforce compliance management.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	PCI	Exact match	Raleigh, CO, United StatesHQ recorded Nov 6, 2026	51-200	202 contacts →
	Exact match “PCI provides calibration, commissioning, and consulting solutions for the life sciences industry.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Examworks Compliance Solutions	Exact match	Lawrenceville, GA, United StatesHQ recorded Nov 6, 2026	201-500	191 contacts →
	Exact match “ExamWorks Compliance Solutions is a leading authority on Medicare Compliance and Mandatory Insurer Reporting.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Complyright, INC	Exact match	Pompano Beach, FL, United StatesHQ recorded Nov 6, 2026	201-500	188 contacts →
	Exact match “At ComplyRight®, our mission is to empower employers by simplifying the complex world of employment law.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Harbor Compliance	Exact match	Lancaster, PA, United StatesHQ recorded Nov 6, 2026	201-500	181 contacts →
	Exact match “We provide innovative compliance solutions by embracing complexity and making it simple.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Mostardi Platt	Exact match	Elmhurst, IL, United StatesHQ recorded Nov 6, 2026	51-200	165 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 · Nov 6, 2026 · View company records in RevenueBase
21	HB Next	Exact match	Lawrenceville, GA, United StatesHQ recorded Nov 6, 2026	201-500	163 contacts →
	Exact match “From safety software to stormwater inspections, trust HB NEXT to take the risk out of construction compliance, so you can focus on building.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Optima Partners	Exact match	NY, United StatesHQ recorded Nov 6, 2026	51-200	157 contacts →
	Exact match “Established in 2014, Optima is a leading global regulatory compliance and cybersecurity consulting firm advising financial institutions, including investment managers, hedge…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Neosystems LLC	Exact match	Reston, VA, United StatesHQ recorded Nov 6, 2026	51-200	153 contacts →
	Exact match “On May 1, 2026, NeoSystems Enterprise Solutions Group (ESG) was acquired by BlueStreet Solutions Inc.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “compliance services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 23 of 3,046 compliance services based in the United States

See the full list, filter by size, metro and specialty, and access 15,341 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Compliance services based in the United States at a glance

As of Nov 6, 2026

35.5%Verified-email coverage

14.2Average contacts per company

1-10Median size (employees)

5.1%Largest-city concentration · New York

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

2,019

11-50

766

51-200

196

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 3,046 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 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 15,341 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.

Compliance services 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 services”; each Exact match badge shows search membership, not an individual similarity or quality score.

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

RevenueBase identified 3,046 company matches for compliance 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?

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

Which city has the most compliance services?

New York leads with 154 company records, followed by Houston (65) and Washington (57).

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 15,341 professional contacts with verified work emails tracked across these 3,046 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.

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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.