Company lists · Data refreshed September 2026

Top 25 Regulatory consultants based in the United States

RevenueBase identified 4,552 company matches for regulatory consultants associated with the United States as of September 2026 and tracks 41,130 professional contacts across them, including 17,301 with verified work emails. New York is the largest hub.

This list covers company matches for regulatory consultants 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 21, 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 21, 2026 How this list was built
4,552Companies
41,130Contacts tracked
17,301Verified emails
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The 25 largest regulatory consultants based in the United States

Ranked by team size
Top 25 of 4,552 company matches for regulatory consultants based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 matchRaleigh, NC, United StatesHQ recorded Sep 21, 20261,001-5,0002,079 contacts →

Exact match

“At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchNew York, NY, United StatesHQ recorded Sep 21, 20261,001-5,0001,486 contacts →

Exact match

“ACA Group is the leading governance, risk, and compliance advisor to the financial services industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchSouthborough, MA, United StatesHQ recorded Sep 21, 2026501-1,000367 contacts →

Exact match

“Veristat is the science-first full-service drug and biologic CRO and consultancy that integrates strategic planning, regulatory expertise, and clinical trial execution to rapidly…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchHampton, VA, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
5Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500308 contacts →

Exact match

“At Comply, we pride ourselves on being the champion for compliance professionals.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchPrinceton, NJ, United StatesHQ recorded Sep 21, 2026201-500294 contacts →

Exact match

“Techsol Life Sciences is an integrated clinical development, medical affairs and post-marketing surveillance business solutions provider to global biopharmaceutical, medical…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchLouisville, CO, United StatesHQ recorded Sep 21, 2026201-500253 contacts →

Exact match

“Hyde E+C is an international engineering consulting firm that helps companies operate more efficiently, get products to market more quickly, meet regulatory requirements more…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchDowningtown, PA, United StatesHQ recorded Sep 21, 2026201-500245 contacts →

Exact match

“Since 1996, ValSource has worked with hundreds of pharmaceutical, biopharma, and medical device organizations around the world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchWilmington, NC, United StatesHQ recorded Sep 21, 2026501-1,000245 contacts →

Exact match

“Founded in 1977 Sonic Systems International (SSI) is a full-service quality-consulting firm serving the nuclear power generation utility industry.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchMorrisville, NC, United StatesHQ recorded Sep 21, 2026201-500239 contacts →

Exact match

“Kymanox (‘ki-mah-noks’), meaning Ideal Knowledge Transfer, is your trusted partner in advancing life science innovation.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchWest Lafayette, IN, United StatesHQ recorded Sep 21, 2026n/a230 contacts →

Exact match

“MED Institute supports consultants, manufacturers, and developers of medical products through the key phases between the start of an idea and making a product available to…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchWashington, DC, United StatesHQ recorded Sep 21, 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 21, 2026 · View company records in RevenueBase
13Exact matchDanbury, CT, United StatesHQ recorded Sep 21, 2026201-500222 contacts →

Exact match

“Canopy provides Clinical to Commercial services to 300+ Biotechnology, Pharmaceutical and Medical Device Companies.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchTampa, FL, United StatesHQ recorded Sep 21, 202651-200213 contacts →

Exact match

“Going Beyond the Numbers At Wakely Consulting Group, an HMA company, our mission is to provide the utmost in professional actuarial, health care reform consulting and value-added…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchPeabody, MA, United StatesHQ recorded Sep 21, 2026201-500189 contacts →

Exact match

“Tradewin, established in 1997, is a leading provider of import and export advice worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchWestbury, NY, United StatesHQ recorded Sep 21, 202651-200179 contacts →

Exact match

“Quality & Compliance | Regulatory Strategy | Inspection Readiness & Remediation | Data Integrity.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchArlington, VA, United StatesHQ recorded Sep 21, 202651-200179 contacts →

Exact match

“As sweeping changes in regulation, technology, and markets transform the financial sector, high performing organizations know they can’t stay ahead by standing still.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchParsippany, NJ, United StatesHQ recorded Sep 21, 202651-200169 contacts →

Exact match

“At SSI Strategy, we're strategic partners deeply invested in our clients' success.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchDowners Grove, IL, United StatesHQ recorded Sep 21, 202651-200164 contacts →

Exact match

“Celegence provides services and solutions to support the Life Sciences industry with regulatory affairs operations and strategy.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchMadison, NJ, United StatesHQ recorded Sep 21, 2026201-500155 contacts →

Exact match

“Built upon the strong foundation of delivering decades of industry-leading regulatory and quality services, G&L Scientific has evolved into a leading Integrated Product…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchHolden, MA, United StatesHQ recorded Sep 21, 202651-200154 contacts →

Exact match

“Since 1894, Verdantas Flow Labs (formerly Alden) has been a recognized leader in the field of applied fluid dynamic consulting.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchNY, United StatesHQ recorded Sep 21, 202651-200145 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 · Sep 21, 2026 · View company records in RevenueBase
23Exact matchNew York, NY, United StatesHQ recorded Sep 21, 2026201-500142 contacts →

Exact match

“Experts on financial regulatory & compliance, business analysis, project Implementation and delivery for Corporate and Investment Banking, Asset management clients Firm…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchElmhurst, IL, United StatesHQ recorded Sep 21, 202651-200140 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 · Sep 21, 2026 · View company records in RevenueBase
25Exact matchChicago, IL, United StatesHQ recorded Sep 21, 2026201-500136 contacts →

Exact match

“HCPro, LLC.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 4,552 regulatory consultants based in the United States

See the full list, filter by size, metro and specialty, and access 17,301 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Regulatory consultants based in the United States at a glance

As of Sep 21, 2026
42.1%Verified-email coverage
9.0Average contacts per company
1-10Median size (employees)
3.5%Largest-city concentration · New York
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
3,259
11-50
999
51-200
215
201-500
51
501-1,000
15
1,001-5,000
9
10001+
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 4,552 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 “regulatory consultants” 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 17,301 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 21, 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 “regulatory consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many regulatory consultants are there based in the United States?

RevenueBase identified 4,552 company matches for regulatory consultants 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?

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

Which city has the most regulatory consultants?

New York leads with 159 company records, followed by Washington (121) and Boston (79).

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 17,301 professional contacts with verified work emails tracked across these 4,552 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 21, 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.