Company lists · Data refreshed September 2026

Top 25 Law firm audit services based in Washington, United States

Name: Law firm audit services 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 88 companies tracked

RevenueBase identified 88 law firm audit services headquartered in Washington, United States as of September 2026 and tracks 23,776 professional contacts across them, including 13,370 with verified work emails. Across the United States, New York is the largest hub for this category (194 companies); Washington follows with 88.

This list covers law firm audit services 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

88Companies

23,776Contacts tracked

13,370Verified emails

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The 25 largest law firm audit services based in Washington, United States

Ranked by team size

Top 25 of 88 law firm audit services 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 law firm audit services: 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	Jones DAY	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	5,001-10,000	5,941 contacts →
	Indirect evidence “With its singular tradition and widely recognized record of client service, Jones Day provides formidable legal talent across multiple disciplines and jurisdictions through the…” Source: RevenueBase Database · checked Sep 28, 2026
2	Arnold & Porter	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	2,333 contacts →
	Indirect evidence “Arnold & Porter combines sophisticated regulatory, litigation, and transactional capabilities to resolve clients’ most complex issues.” Source: RevenueBase Database · checked Sep 28, 2026
3	Bakerhostetler	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	2,073 contacts →
	Partial evidence “Recognized as one of the top firms for client service and quality of legal services, BakerHostetler is a leading law firm that helps clients around the world address their most…” Source: RevenueBase Database · checked Sep 28, 2026
4	Venable LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	1,790 contacts →
	Partial evidence “Committed to Your Success – As a law firm of more than 900 professionals, Venable delivers legal services globally in every area of regulatory compliance, government affairs…” Source: RevenueBase Database · checked Sep 28, 2026
5	Crowell & Moring	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	1,602 contacts →
	Partial evidence “Crowell & Moring is an international law firm with operations in the United States, Europe, MENA, and Asia.” Source: RevenueBase Database · checked Sep 28, 2026
6	Wiley Rein LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	501-1,000	576 contacts →
	Indirect evidence “Founded in 1983, Wiley is a dominant presence in the nation’s capital.” Source: RevenueBase Database · checked Sep 28, 2026
7	Consilio Services LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	168 contacts →
	Partial evidence “It all starts with our mission: To be a trusted advisor that brings expertise to tackle any legal challenge that multinational corporations and law firms face, whenever and…” Source: RevenueBase Database · checked Sep 28, 2026
8	Raffa, PC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1,001-5,000	87 contacts →
	Indirect evidence “Top accounting firm Raffa, P.C.” Source: RevenueBase Database · checked Sep 28, 2026
9	Holtzman Vogel	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	80 contacts →
	Indirect evidence “HOLTZMAN VOGEL PROTECTS THE HIGHEST PROFILE VOICES IN BUSINESS, POLITICS AND ADVOCACY For 25 years, Holtzman Vogel has represented Fortune 500 companies, non-profits, high net…” Source: RevenueBase Database · checked Sep 28, 2026
10	Idiscovery Solutions	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	58 contacts →
	Indirect evidence “iDS is a strategic consulting, technology, and expert services firm.” Source: RevenueBase Database · checked Sep 28, 2026
11	Tiber Hudson LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	36 contacts →
	Partial evidence “Tiber Hudson LLC is a boutique law firm focused in providing legal services including complex commercial litigation, complex commercial transactions, corporate structure and…” Source: RevenueBase Database · checked Sep 28, 2026
12	Weiner Brodsky Kider PC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	31 contacts →
	Indirect evidence “Weiner Brodsky Kider PC is a Washington, D.C-based firm with a national practice focused on compliance, regulatory, transactional and litigation matters related to financial…” Source: RevenueBase Database · checked Sep 28, 2026
13	Buckley Sandler LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	201-500	30 contacts →
	Indirect evidence “At Buckley Sandler we focus on three key areas, financial services, government enforcement, and litigation, and do them exceptionally well.” Source: RevenueBase Database · checked Sep 28, 2026
14	Bazilio Cobb Associates	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	201-500	28 contacts →
	Indirect evidence “Since our founding in 1983, Bazilio Cobb Associates has provided professional services to federal, state, and local government agencies; Fortune 500 companies; nonprofit…” Source: RevenueBase Database · checked Sep 28, 2026
15	Buckley LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	201-500	22 contacts →
	Indirect evidence “At Buckley we focus on three key areas, financial services, government enforcement, and litigation, and do them exceptionally well.” Source: RevenueBase Database · checked Sep 28, 2026
16	Kaiser Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	20 contacts →
	Indirect evidence “Kaiser PLLC is a white-collar boutique in Washington D.C.” Source: RevenueBase Database · checked Sep 28, 2026
17	Silver, Freedman, Taff & Tiernan LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	18 contacts →
	Indirect evidence “Silver, Freedman, Taff & Tiernan LLP, is a preeminent legal services provider based in Washington, DC.” Source: RevenueBase Database · checked Sep 28, 2026
18	Veritas LAW	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	16 contacts →
	Partial evidence “A full-service business law firm, Veritas Law has expertise in corporate and transactional law, litigation, and licensing.” Source: RevenueBase Database · checked Sep 28, 2026
19	Secil LAW Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	15 contacts →
	Indirect evidence “As a premier, D.C-based boutique firm, we regularly take on the government in high-stakes litigation and investigations.” Source: RevenueBase Database · checked Sep 28, 2026
20	The Kenrich Group LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	51-200	14 contacts →
	Indirect evidence “The Kenrich Group, an HKA Company, is a business and litigation consulting firm with 50 offices in 19 countries.” Source: RevenueBase Database · checked Sep 28, 2026
21	Levine, Blaszak, Block & Boothby, LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	13 contacts →
	Indirect evidence “Since it was founded in 1993, LB3 has been the leading firm guiding large customers through a maze of legal, technical, financial, and regulatory issues to close world-class…” Source: RevenueBase Database · checked Sep 28, 2026
22	Fortney & Scott, LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	12 contacts →
	Partial evidence “FortneyScott is a Washington, DC-based law firm counseling and advising clients on the full spectrum of workplace-related matters.” Source: RevenueBase Database · checked Sep 28, 2026
23	Jacobson Lopez Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	11 contacts →
	Indirect evidence “Jacobson Lopez is a white collar boutique in Washington, D.C.” Source: RevenueBase Database · checked Sep 28, 2026
24	Akrivis LAW Group, Pllc	Partial evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	1-10	10 contacts →
	Partial evidence “A Washington, DC based law firm with offices in New York and Miami focusing on international trade compliance & enforcement, white collar defense & litigation, international…” Source: RevenueBase Database · checked Sep 28, 2026
25	Freeh Sporkin & Sullivan LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 28, 2026	11-50	9 contacts →
	Indirect evidence “Freeh Sporkin & Sullivan LLP was established by three former federal judges with decades of experience on the federal bench and at the highest levels of the U.S.” 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: law firm audit services. 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 law firm audit services.
Partial evidence: Its own public description names part of law firm audit services, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name law firm audit services. 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 25 of 88 law firm audit services based in Washington, United States

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Law firm audit services based in Washington, United States at a glance

As of Sep 28, 2026

56.2%Verified-email coverage

270.2Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 88 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 law firm audit services, 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 “law firm audit services”. 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 law firm audit services), 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 law firm audit services, 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, 13,370 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.

Law firm audit services 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 law firm audit services, 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 law firm audit services are there based in Washington, United States?

RevenueBase identified 88 law firm audit services 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?

Jones DAY, headquartered in Washington, tops this list with the largest team on record.

Which city in the United States has the most law firm audit services?

New York leads the United States with 194 headquartered companies, followed by Washington (88) and Chicago (81).

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 13,370 verified decision-maker contacts tracked across these 88 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.