Company lists · Data refreshed September 2026

Top 23 Compliance and regulatory law firms based in Boston, United States

Name: Compliance and regulatory law firms based in Boston, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 49 companies tracked

RevenueBase identified 49 compliance and regulatory law firms headquartered in Boston, United States as of September 2026 and tracks 482 professional contacts across them, including 308 with verified work emails. Across the United States, New York is the largest hub for this category (204 companies); Boston has 49.

This list covers compliance and regulatory law firms headquartered in Boston, 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 27, 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 27, 2026 86% judged on-target in blind review

49Companies

482Contacts tracked

308Verified emails

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The 23 largest compliance and regulatory law firms based in Boston, United States

Ranked by team size

Top 23 of 49 compliance and regulatory law firms based in Boston, United States, ranked by team size, largest first. Data refreshed Sep 27, 2026. RevenueBase Smart Search rates how each company's information relates to compliance and regulatory law 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	Casner & Edwards, LLP	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	51-200	104 contacts →
	Indirect evidence “The Casner & Edwards Difference In today’s increasingly complex legal environment, companies, organizations and individuals look to Casner & Edwards for attorneys who provide both…” Source: RevenueBase Database · checked Sep 27, 2026
2	Adler Cohen Harvey Wakeman & Guekguezian, LLP	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	44 contacts →
	Indirect evidence “For more than twenty-five years, Adler, Cohen, Harvey, Wakeman & Guekguezian has consistently delivered successful results defending our clients in civil litigation and licensing…” Source: RevenueBase Database · checked Sep 27, 2026
3	Gesmer Updegrove LLP	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	51-200	41 contacts →
	Indirect evidence “Gesmer Updegrove prides itself as being among the most respected, efficient, and bespoke firms in the region.” Source: RevenueBase Database · checked Sep 27, 2026
4	Hirsch Roberts Weinstein LLP	Strong evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	36 contacts →
	Strong evidence “HRW’s team of experienced attorneys helps employers remain in compliance with the law and avoid or resolve every manner of workplace dispute.” Source: RevenueBase Database · checked Sep 27, 2026
5	Murphy & King, Professional Corporation	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	51-200	29 contacts →
	Indirect evidence “Unraveling Complexity A business is a complex entity.” Source: RevenueBase Database · checked Sep 27, 2026
6	Block & Leviton LLP	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	25 contacts →
	Partial evidence “Block & Leviton LLP is a boutique law firm focused on complex litigation nationwide.” Source: RevenueBase Database · checked Sep 27, 2026
7	Smith, Costello & Crawford	Strong evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	13 contacts →
	Strong evidence “Smith, Costello & Crawford is a regulatory and legislative policy firm dedicated to helping our clients achieve success through consulting, lobbying, and law services.” Source: RevenueBase Database · checked Sep 27, 2026
8	Dovetail Consulting Group, LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	12 contacts →
	Partial evidence “Dovetail Consulting Group, LLC is a compliance consulting firm serving the life sciences industries.” Source: RevenueBase Database · checked Sep 27, 2026
9	Donnelly, Conroy & Gelhaar, LLP	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	11 contacts →
	Partial evidence “We are a Boston-based law firm known for excellence in white collar criminal and government investigation defense, SEC enforcement defense, and complex business litigation.” Source: RevenueBase Database · checked Sep 27, 2026
10	Rubin And Rudman LLP	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	51-200	10 contacts →
	Partial evidence “For over 100 years, Rubin and Rudman's attorneys have helped shape the laws of changing times.” Source: RevenueBase Database · checked Sep 27, 2026
11	Ashcroft LAW Firm	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	10 contacts →
	Indirect evidence “Our unique approach blends precise legal analysis with business management expertise to serve all facets of our client’s needs, including litigation.” Source: RevenueBase Database · checked Sep 27, 2026
12	Governo LAW Firm LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	10 contacts →
	Partial evidence “We are pleased to announce that, effective April 1, 2018, the attorneys, paralegals and support staff formerly with Governo Law Firm LLC have moved to Smith Duggan Buell & Rufo…” Source: RevenueBase Database · checked Sep 27, 2026
13	Serlin Haley, LLP	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	11-50	9 contacts →
	Indirect evidence “Based in Boston with offices in Washington DC, Maine and California, Serlin Haley offers a full range of government relations services to businesses and trade organizations at the…” Source: RevenueBase Database · checked Sep 27, 2026
14	Laredo & Smith, LLP	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	8 contacts →
	Partial evidence “The law firm of Laredo & Smith, LLP provides respected advice and creative representation in business litigation, white collar criminal defense and government investigations…” Source: RevenueBase Database · checked Sep 27, 2026
15	Lovett O'brien	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	7 contacts →
	Indirect evidence “The attorneys at Lovett O'Brien have decades of experience and a history of solving complex legal issues.” Source: RevenueBase Database · checked Sep 27, 2026
16	Crossroads Regulatory Consulting	Strong evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	4 contacts →
	Strong evidence “Crossroads Regulatory Consulting provides expert consulting services that empower organizations to navigate complex regulatory landscapes with confidence, ensuring compliance…” Source: RevenueBase Database · checked Sep 27, 2026
17	Nuciforo LAW Group LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	3 contacts →
	Partial evidence “Nuciforo Law Group was founded by Andrea F.” Source: RevenueBase Database · checked Sep 27, 2026
18	Considine & Furey, LLP	Strong evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	3 contacts →
	Strong evidence “Considine & Furey, LLP is a boutique law firm that specializes in complex litigation, government regulatory matters, and lobbying.” Source: RevenueBase Database · checked Sep 27, 2026
19	Pasquarello Fink Haddad LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	3 contacts →
	Partial evidence “Pasquarello \| Fink \| Haddad LLC provides counsel to clients in a broad range of civil litigation, business counseling, and compliance issues.” Source: RevenueBase Database · checked Sep 27, 2026
20	Adviseup Consulting LLC	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	3 contacts →
	Partial evidence “AdviseUp Consulting LLC is an audit, risk, and compliance consulting firm that goes beyond checking the compliance box.” Source: RevenueBase Database · checked Sep 27, 2026
21	Silva Kettlewell & Pignatelli LLP	Indirect evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	3 contacts →
	Indirect evidence “At SKP, we recognize that when you or your company is facing a government investigation or civil litigation, the stakes are high.” Source: RevenueBase Database · checked Sep 27, 2026
22	Jeff Priem And Associates, LLC	Strong evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	1 contacts →
	Strong evidence “Jeff Priem & Associates, LLC, a Quality and Compliance consulting firm is aimed at helping healthcare regulated companies and personnel understand world-wide regulatory compliance…” Source: RevenueBase Database · checked Sep 27, 2026
23	Magis LAW Firm, P.C	Partial evidence	Boston, MA, United StatesHQ checked Sep 27, 2026	1-10	1 contacts →
	Partial evidence “Magis Law Firm specializes in representing businesses in transactional matters, with a specialization in the healthcare, life sciences, and technology fields.” Source: RevenueBase Database · checked Sep 27, 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: compliance and regulatory law 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 compliance and regulatory law firms.
Partial evidence: Its own public description names part of compliance and regulatory law firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name compliance and regulatory law 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 49 compliance and regulatory law firms based in Boston, United States

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Compliance and regulatory law firms based in Boston, United States at a glance

As of Sep 27, 2026

63.9%Verified-email coverage

9.8Average contacts per company

1-10Median size (employees)

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

Email recency for this list is measured across the whole United States list rather than for Boston, so it is reported there. Company counts and contact totals on this page are exact for Boston, over 49 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 compliance and regulatory law 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 Boston, United States whose own description of what they do matches “compliance and regulatory law 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 compliance and regulatory law 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 compliance and regulatory law firms, and records with no verified work email. Companies headquartered outside Boston 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, 308 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 27, 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.

Compliance and regulatory law 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 compliance and regulatory law 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 compliance and regulatory law firms are there based in Boston, United States?

RevenueBase identified 49 compliance and regulatory law firms headquartered in Boston, 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?

Casner & Edwards, LLP, headquartered in Boston, tops this list with the largest team on record.

Which city in the United States has the most compliance and regulatory law firms?

New York leads the United States with 204 headquartered companies, followed by Washington (204) and Chicago (78). Boston has 49.

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 308 verified decision-maker contacts tracked across these 49 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 27, 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.