Company lists · Data refreshed September 2026

Top 25 Legal consultants based in Washington, United States

Name: Legal consultants based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 20, 2026 64 companies tracked

RevenueBase identified 64 legal consultants headquartered in Washington, United States as of September 2026 and tracks 2,259 professional contacts across them, including 1,419 with verified work emails. New York is the largest hub.

This list covers legal consultants 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 20, 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 20, 2026 86% judged on-target in blind review

64Companies

2,259Contacts tracked

1,419Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest legal consultants based in Washington, United States

Ranked by team size

Top 25 of 64 legal consultants based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to legal consultants: 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	Venable LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 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 20, 2026
2	Consilio Services LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 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 20, 2026
3	Pilieromazza Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	51-200	70 contacts →
	Indirect evidence “PilieroMazza – a business law firm – serves as a strategic partner to government contractors and commercial businesses from across the United States in numerous industries.” Source: RevenueBase Database · checked Sep 20, 2026
4	Garrison	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	11-50	22 contacts →
	Indirect evidence “Elite attorneys, law firms, and corporations align with Garrison because of our approach: a blend of intellectual rigor and emotional understanding.” Source: RevenueBase Database · checked Sep 20, 2026
5	BSA Legal Group	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	21 contacts →
	Partial evidence “The BSA Legal Group is a boutique international law and consulting firm dedicated to providing creative and cost effective solutions to its international and domestic based…” Source: RevenueBase Database · checked Sep 20, 2026
6	Lawvisory	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	11-50	16 contacts →
	Partial evidence “The vision for LawVisory is a law firm that services its clients with the highest level of excellence and integrity, while also allowing legal and consulting services to be…” Source: RevenueBase Database · checked Sep 20, 2026
7	Veritas LAW	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	16 contacts →
	Indirect evidence “A full-service business law firm, Veritas Law has expertise in corporate and transactional law, litigation, and licensing.” Source: RevenueBase Database · checked Sep 20, 2026
8	Levine, Blaszak, Block & Boothby, LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	11-50	13 contacts →
	Partial 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 20, 2026
9	Fortney & Scott, LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	11-50	12 contacts →
	Indirect 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 20, 2026
10	O Riordan Bethel LAW Firm, LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	11-50	7 contacts →
	Indirect evidence “Nationally-recognized and award-winning economists, lawyers and public policy experts providing public policy analysis; business process improvement; research and analysis…” Source: RevenueBase Database · checked Sep 20, 2026
11	The Chaklader Firm	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	5 contacts →
	Partial evidence “The Chaklader Firm is a professional legal services corporation with attorneys that cater to the complex needs of companies and individuals in Litigation, Contracts &…” Source: RevenueBase Database · checked Sep 20, 2026
12	Washington Global LAW Group Pllc	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	4 contacts →
	Partial evidence “Companies, associations, and their managers confront a maze of administrative, legislative, and legal hurdles, both here in the U.S.” Source: RevenueBase Database · checked Sep 20, 2026
13	Combs & Taylor LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	4 contacts →
	Indirect evidence “The difference between us and other law firms is that, to our clients, we are more than lawyers.” Source: RevenueBase Database · checked Sep 20, 2026
14	Cameron LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	11-50	3 contacts →
	Indirect evidence “Founded in 1972, Cameron LLP is a law firm for demanding clients who expect results from their attorneys.” Source: RevenueBase Database · checked Sep 20, 2026
15	Potomac LAW Group	Indirect evidence	Washington, United StatesHQ checked Sep 20, 2026	1-10	3 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 20, 2026
16	Tandem Legal Group	Indirect evidence	Washington, United StatesHQ checked Sep 20, 2026	11-50	3 contacts →
	Indirect evidence “We exist to drive growth.” Source: RevenueBase Database · checked Sep 20, 2026
17	LAW Office Of Mohaimina Haque Pllc	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	3 contacts →
	Partial evidence “At the Law Office of Mohaimina Haque PLLC, we specialize in providing comprehensive legal solutions for businesses across various sectors, and individuals.” Source: RevenueBase Database · checked Sep 20, 2026
18	Temple LAW Offices	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	3 contacts →
	Indirect evidence “At the Temple Law Offices, our team of experienced attorneys understand the complexity of the law and work tirelessly to represent our diverse, international client base.” Source: RevenueBase Database · checked Sep 20, 2026
19	The Caissa Group LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	3 contacts →
	Indirect evidence “The Caissa Group LLC is a litigation consulting firm led by Dr.” Source: RevenueBase Database · checked Sep 20, 2026
20	The Shaffer LAW Firm	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	3 contacts →
	Indirect evidence “Business Organization Counseling, Formation, Governance, Regulatory Compliance, and Dispute Resolution Commercial contracts and transaction negotiation and drafting including…” Source: RevenueBase Database · checked Sep 20, 2026
21	Colella Zefutie LLC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	2 contacts →
	Indirect evidence “Colella Zefutie LLC provides big law quality, expertise, and service with the care and attention of a boutique law firm.” Source: RevenueBase Database · checked Sep 20, 2026
22	Capex Legal	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	2 contacts →
	Partial evidence “CapEx is a law firm focused on business and strategy, here for a single matter, to be a long-term partner through On-demand Chief Legal Officer services, and to help expand your…” Source: RevenueBase Database · checked Sep 20, 2026
23	Clarian Counsel	Partial evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	2 contacts →
	Partial evidence “We work with growing businesses and entrepreneurs that want strategic legal counsel.” Source: RevenueBase Database · checked Sep 20, 2026
24	Cassidy LAW Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	2 contacts →
	Indirect evidence “We work with pioneering organizations who move fast, think big, and solve hard problems.” Source: RevenueBase Database · checked Sep 20, 2026
25	The LAW Office Of Attorney Ambur C. Smith Pllc	Indirect evidence	Washington, DC, United StatesHQ checked Sep 20, 2026	1-10	2 contacts →
	Indirect evidence “Founded in 2020, the Law Office of Attorney Ambur C.” Source: RevenueBase Database · checked Sep 20, 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: legal consultants. 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 legal consultants.
Partial evidence: Its own public description names part of legal consultants, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name legal consultants. 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 64 legal consultants based in Washington, United States

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 1,419 reachable decision-makers.

Free signup · no credit card

View the full list →

Legal consultants based in Washington, United States at a glance

As of Sep 20, 2026

62.8%Verified-email coverage

35.3Average contacts per company

1-10Median size (employees)

309.4%Largest-city concentration · New York

Sep 20, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

1,001-5,000

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 64 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 legal consultants, 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 “legal consultants”. 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 legal consultants), 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 legal consultants, 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, 1,419 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 20, 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.

Legal consultants 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 legal consultants, 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 legal consultants are there based in Washington, United States?

RevenueBase identified 64 legal consultants 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?

Venable LLP, headquartered in Washington, tops this list with the largest team on record.

Which city has the most legal consultants?

New York leads with 198 headquartered companies, followed by Chicago (90) and Houston (89).

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 1,419 verified decision-maker contacts tracked across these 64 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 20, 2026.

Ready to reach these companies? Verified emails and direct dials for all 64 legal consultants based in Washington, United States. Start with a free account, no credit card.

Download this list →

Related lists

Legal consultants by geography

Browse the directory

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.