Company lists · Data refreshed September 2026

Top 23 Government compliance consulting firms based in Washington, United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 46 companies tracked

RevenueBase identified 46 government compliance consulting firms headquartered in Washington, United States as of September 2026 and tracks 775 professional contacts across them, including 200 with verified work emails. Across the United States, New York is the largest hub for this category (67 companies); Washington follows with 46.

This list covers government compliance consulting firms headquartered in Washington, 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

46Companies

775Contacts tracked

200Verified emails

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The 23 largest government compliance consulting firms based in Washington, United States

Ranked by team size

Top 23 of 46 government compliance consulting firms based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 28, 2026. RevenueBase Smart Search rates how each company's information relates to government 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	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
2	CFS Compliance	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	90 contacts →
	Partial evidence “CFS Compliance is your one stop shop for all your compliance needs.” Source: RevenueBase Database · checked Sep 28, 2026
3	MBA Consulting Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	53 contacts →
	Partial evidence “We provide superior compliance services to the political and non-profit communities by combining modern business principles, technology, and top-notch customer service with…” Source: RevenueBase Database · checked Sep 28, 2026
4	Premier Political Compliance	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	19 contacts →
	Partial evidence “We provide the highest quality compliance services to federal, state, and local political committees, corporate PACs, and nonprofit entities.” Source: RevenueBase Database · checked Sep 28, 2026
5	The Clark Group LLC	Strong evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	19 contacts →
	Strong evidence “The Clark Group is an environmental policy consulting firm that provides a broad range of services to government, private and nonprofit clients.” Source: RevenueBase Database · checked Sep 28, 2026
6	The Weinberg Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	17 contacts →
	Partial evidence “The Weinberg Group, a ProPharma Group company, is the global leader in regulatory and compliance services, with headquarters in Washington, D.C.” Source: RevenueBase Database · checked Sep 28, 2026
7	Katz Compliance	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	15 contacts →
	Partial evidence “Katz Compliance offers an unmatched breadth and depth of experience in the compliance industry.” Source: RevenueBase Database · checked Sep 28, 2026
8	Trade Pacific Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	14 contacts →
	Indirect evidence “Formed in 2004, our lawyers and international trade consultants counsel clients to comply with and capitalize on the complex and evolving U.S.” Source: RevenueBase Database · checked Sep 28, 2026
9	TWW	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	10 contacts →
	Indirect evidence “The Wright Way Enterprises (TWW) is certified as an SBA 8(a) and HUBZone small business and DC Certified Business Enterprise (CBE), stewarding organizations in addressing the…” Source: RevenueBase Database · checked Sep 28, 2026
10	BEE Compliance LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	9 contacts →
	Partial evidence “Bee Compliance was launched in April 2020, with the goal of providing accessible, client focused compliance services to democratic and progressive organizations and candidates.” Source: RevenueBase Database · checked Sep 28, 2026
11	Emissary LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	8 contacts →
	Indirect evidence “At emissary, we know that maximizing your corporate investment starts with hiring the right talent.” Source: RevenueBase Database · checked Sep 28, 2026
12	American Redwood Consulting	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	6 contacts →
	Partial evidence “OUR MISSION:" To promote organizational culture that encourages a commitment to local, state, and federal regulatory compliance" info@arcglobalteam.com 1-833-TEAM ARC…” Source: RevenueBase Database · checked Sep 28, 2026
13	Trade Compliance Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	5 contacts →
	Partial evidence “Founded in 1986 as MK Technology, the Trade Compliance Group is a leading global consultancy firm that provides a wide range of export and import compliance services and solutions…” Source: RevenueBase Database · checked Sep 28, 2026
14	Consultvisory	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	5 contacts →
	Partial evidence “At ConsultVisory, we specialize in navigating the intricate landscape of Regulatory Compliance, Finance & Accounting Services, Strategic Marketing, Information & Technology…” Source: RevenueBase Database · checked Sep 28, 2026
15	Akiri Consulting LLC	Strong evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	4 contacts →
	Strong evidence “Akiri Consulting's story began with a clear vision: to empower small businesses and organizations to thrive in the complex environment of government contracting.” Source: RevenueBase Database · checked Sep 28, 2026
16	LMI Advisors, LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	4 contacts →
	Indirect evidence “Communications technologies are constantly evolving, traditional regulatory and policy frameworks are in flux and new business opportunities are emerging worldwide.” Source: RevenueBase Database · checked Sep 28, 2026
17	Mantid International LLC	Strong evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	3 contacts →
	Strong evidence “MANTID INTERNATIONAL LLC is a compliance and business intelligence consulting firm.” Source: RevenueBase Database · checked Sep 28, 2026
18	Compliance Systems Legal Group Cslg	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	3 contacts →
	Partial evidence “Compliance Systems Legal Group (CSLG) was a boutique law firm that focused exclusively on corporate compliance, ethics and governance.” Source: RevenueBase Database · checked Sep 28, 2026
19	Award Advisors	Strong evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	2 contacts →
	Strong evidence “Award Advisors is a management consulting firm specializing in guiding organizations through the intricacies of compliance with federal government grants, cooperative agreements…” Source: RevenueBase Database · checked Sep 28, 2026
20	Contract In-House Counsel And Consultants, LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	2 contacts →
	Indirect evidence “Marc represents FDA-regulated companies in the food, dietary supplement, beverage, cosmetic, medical device and drug industries.” Source: RevenueBase Database · checked Sep 28, 2026
21	Regulatory Strategies And Solutions Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	2 contacts →
	Partial evidence “RSS Group offers consulting services customized to help our clients navigate the complex regulatory policy landscape.” Source: RevenueBase Database · checked Sep 28, 2026
22	Iscm INC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “ISCM is a Washington, DC based consulting firm with unmatched experience in the following clusters: FOREIGN-TRADE ZONES: Whether you are a company looking to improve your cost…” Source: RevenueBase Database · checked Sep 28, 2026
23	Broadband LAW Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	1 contacts →
	Partial evidence “The Broadband Law Group (BBLG) is a preeminent boutique compliance law firm with more than 25 years experience in regulatory compliance, appeals and audits, grants management and…” 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: government 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 government compliance consulting firms.
Partial evidence: Its own public description names part of government 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 government 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 23 of 46 government compliance consulting firms based in Washington, United States

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Government compliance consulting firms based in Washington, United States at a glance

As of Sep 28, 2026

25.8%Verified-email coverage

16.8Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

501-1,000

Email recency for this list is measured across the whole United States list rather than for Washington, so it is reported there. Company counts and contact totals on this page are exact for Washington, over 46 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 government 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 Washington, United States whose own description of what they do matches “government 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 government 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 government compliance consulting firms, and records with no verified work email. Companies headquartered outside Washington 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, 200 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.

Government compliance consulting firms by metro in the United States

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 government 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 government compliance consulting firms are there based in Washington, United States?

RevenueBase identified 46 government compliance consulting firms headquartered in Washington, 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?

IBM Promontory, headquartered in Washington, tops this list with the largest team on record.

Which city in the United States has the most government compliance consulting firms?

New York leads the United States with 67 headquartered companies, followed by Washington (46) and Houston (40).

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 200 verified decision-maker contacts tracked across these 46 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.