Company lists · Data refreshed September 2026

Top 25 International regulatory consulting firms based in Washington, United States

RevenueBase identified 194 company matches for international regulatory consulting firms associated with Washington, United States as of September 2026 and tracks 2,591 professional contacts across them, including 1,122 with verified work emails. Across the United States, Washington is the largest hub for this category.

This list covers company matches for international regulatory consulting firms associated with Washington, 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 28, 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 28, 2026 How this list was built
194Companies
2,591Contacts tracked
1,122Verified emails
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The 25 largest international regulatory consulting firms based in Washington, United States

Ranked by team size
Top 25 of 194 company matches for international regulatory consulting firms based in Washington, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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 matchWashington, DC, United StatesHQ recorded Sep 28, 2026501-1,000403 contacts →

Exact match

“IBM Promontory is a global leader in strategy, risk management, and compliance consulting.#IBMConsulting”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2Exact matchWashington, DC, United StatesHQ recorded Sep 28, 2026201-500266 contacts →

Exact match

“DGA Group is a global advisory firm that helps clients protect – and grow – what they have built in today’s complex business environment.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-200230 contacts →

Exact match

“Keller and Heckman, founded in 1962, has a broad practice in the areas of regulatory law, public policy, and litigation, serving both domestic and international clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-200226 contacts →

Exact match

“MCRA, an IQVIA business, is a leading full-service medical device, diagnostics, and biologics CRO and consulting advisory firm helping global healthcare companies maximize the…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-200110 contacts →

Exact match

“Who We Are A talented team of experts with years of experience in both government and industry, with a passion for finding solutions and a deep understanding of the institutions…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20080 contacts →

Exact match

“McLarty Associates, An Ankura Company, is the global strategy firm led by former Clinton White House Chief of Staff Thomas F.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20076 contacts →

Exact match

“Scendea is an international product development, regulatory, and compliance consulting group serving the pharmaceutical and biotechnology industry.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20065 contacts →

Exact match

“Patomak is a financial services consultancy that provides industry and regulatory expertise, delivers value in an efficient manner, and provides a competitive edge to companies…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5062 contacts →

Exact match

“Oriel STAT-A-MATRIX has joined forces with our Validant Group partners to reposition as one global regulatory brand: ELIQUENT Life Sciences.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20053 contacts →

Exact match

“NDA Partners, a ProPharma Company, is a life sciences management consulting organization focused on providing product development and regulatory services to the pharmaceutical…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20051 contacts →

Exact match

“Carmen Group is Washington’s leading government affairs consulting firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5037 contacts →

Exact match

“Crossroads Strategies, LLC (CRS) is a bipartisan, multi-disciplinary federal relations, advocacy, and advisory firm based in Washington DC.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5023 contacts →

Exact match

“At Crowell Global Advisors, we guide our clients to navigate complex global challenges, unlock new opportunities, and deliver on their promises.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14Exact matchWashington, DC, United StatesHQ recorded Sep 28, 20261-1022 contacts →

Exact match

“Jacobs, Cordova & Associates (JC & is a consulting firm, founded in 2001, specializing in designing and implementing improvements in the quality of government regulators and…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20021 contacts →

Exact match

“IBS is an Accounting, Finance, Management, and Transaction Advisory consulting firm.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5020 contacts →

Exact match

“Victory Six provides industry leaders an unbiased, independent lens, pulling from a wealth of experts with distinguished industry and government backgrounds.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“The Acta Group (Acta) is a global consulting firm established to control the spiraling costs and inefficiencies encountered by clients seeking approvals to market chemicals…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5019 contacts →

Exact match

“The Clark Group is an environmental policy consulting firm that provides a broad range of services to government, private and nonprofit clients.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5018 contacts →

Exact match

“FMI is an international law and economics consulting firm that specializes in helping emerging market countries to achieve economic growth and development through a reliance on…”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5017 contacts →

Exact match

“A Federal strategic consulting and government affairs firm which assists clients in comprehensive message positioning, legislative strategy, issue management and advocacy.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202651-20017 contacts →

Exact match

“The Weinberg Group, a ProPharma Group company, is the global leader in regulatory and compliance services, with headquarters in Washington, D.C.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5016 contacts →

Exact match

“Dawson & Associates is the nation’s premier firm for resolving complex challenges involving Federal water and environmental policies.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5015 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Formed in 2004, our lawyers and international trade consultants counsel clients to comply with and capitalize on the complex and evolving U.S.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25Exact matchWashington, DC, United StatesHQ recorded Sep 28, 202611-5014 contacts →

Exact match

“Ervin Graves Strategy Group is a full-service consulting and government relations firm that works with a broad range of businesses across every sector.”

Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

Showing 25 of 194 international regulatory consulting firms based in Washington, United States

See the full list, filter by size, metro and specialty, and access 1,122 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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International regulatory consulting firms based in Washington, United States at a glance

As of Sep 28, 2026
43.3%Verified-email coverage
13.4Average contacts per company
1-10Median size (employees)
Sep 28, 2026Page data refreshed

Companies by employee count

1-10
124
11-50
53
51-200
13
201-500
3
501-1,000
1

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 194 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 Washington, United States whose business descriptions match “international regulatory consulting firms” 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 1,122 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 28, 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 “international regulatory consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many international regulatory consulting firms are there based in Washington, United States?

RevenueBase identified 194 company matches for international regulatory consulting firms associated with Washington, 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?

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

Which city in the United States has the most international regulatory consulting firms?

Washington leads the United States with 194 company records, followed by New York (109) and Miami (64).

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 1,122 professional contacts with verified work emails tracked across these 194 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 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 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.