Company lists · Data refreshed September 2026

Top 25 Capital markets law firms based in Washington, United States

Name: Capital markets law firms based in Washington, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 8, 2026 139 companies tracked

RevenueBase identified 139 capital markets law firms headquartered in Washington, United States as of September 2026 and tracks 15,296 professional contacts across them, including 9,272 with verified work emails and 5,782 with mobile numbers. New York is the largest hub.

This list covers capital markets law firms 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 8, 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 8, 2026 86% judged on-target in blind review

139Companies

15,296Contacts tracked

9,272Verified emails

5,782Mobile numbers

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The 25 largest capital markets law firms based in Washington, United States

Ranked by team size

Top 25 of 139 capital markets law firms based in Washington, United States, ranked by team size, largest first. Data refreshed Sep 8, 2026. RevenueBase Smart Search rates how each company's information relates to capital markets 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	Arnold & Porter	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
2	Venable LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
3	Crowell & Moring	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
4	Wiley Rein LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	501-1,000	576 contacts →
	Partial evidence “Founded in 1983, Wiley is a dominant presence in the nation’s capital.” Source: RevenueBase Database · checked Sep 8, 2026
5	Mckenna Long & Aldridge LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	1,001-5,000	313 contacts →
	Indirect evidence “Dentons is proud to announce that the merger between Dentons US and McKenna Long & Aldridge is complete.” Source: RevenueBase Database · checked Sep 8, 2026
6	Keller And Heckman LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	51-200	230 contacts →
	Partial evidence “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.” Source: RevenueBase Database · checked Sep 8, 2026
7	Potomac LAW PLG	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	201-500	167 contacts →
	Partial evidence “Headquartered in Washington, DC with nearly 200 lawyers across 25 states, PLG is a new model law firm known nationally for its innovative business model and collaborative culture.” Source: RevenueBase Database · checked Sep 8, 2026
8	Wilkinson Barker Knauer, LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	51-200	138 contacts →
	Partial evidence “With offices in Washington, DC, Denver, Colorado, and Austin, Texas, Wilkinson Barker Knauer (WBK) is the nation’s largest stand-alone communications and technology law firm.” Source: RevenueBase Database · checked Sep 8, 2026
9	Reno & Cavanaugh, Pllc	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	51-200	73 contacts →
	Partial evidence “Since 1977, Reno & Cavanaugh has been a national law firm dedicated to strengthening communities through strategic use of public and private resources.” Source: RevenueBase Database · checked Sep 8, 2026
10	DOW Lohnes	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	201-500	73 contacts →
	Indirect evidence “On January 1, 2014, Dow Lohnes merged with Cooley LLP.” Source: RevenueBase Database · checked Sep 8, 2026
11	Pilieromazza Pllc	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	51-200	70 contacts →
	Partial 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 8, 2026
12	HWG LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	51-200	70 contacts →
	Partial evidence “HWG LLP is a boutique law firm designed to offer clients access to top tier legal talent without unnecessary overhead.” Source: RevenueBase Database · checked Sep 8, 2026
13	Tiber Hudson LLC	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
14	Grossberg, Yochelson, FOX & Beyda, LLP	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	34 contacts →
	Partial evidence “Grossberg, Yochelson, Fox & Beyda, LLP is a leading commercial real estate law firm in Washington, D.C.” Source: RevenueBase Database · checked Sep 8, 2026
15	Carr Maloney PC	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	33 contacts →
	Partial evidence “Carr Maloney PC is a business and litigation law firm with a diverse client base including national, regional and local businesses.” Source: RevenueBase Database · checked Sep 8, 2026
16	Weiner Brodsky Kider PC	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
17	Buckley Sandler LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
18	Duncan, Weinberg, Genzer & Pembroke, P.C. Dwgp	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	28 contacts →
	Indirect evidence “Since its founding in 1971, DWG & P, has provided a broad range of counseling, regulatory, litigation and legislative services to clients in every region of the country.” Source: RevenueBase Database · checked Sep 8, 2026
19	Schertler Onorato Mead Sears & Manning	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	27 contacts →
	Indirect evidence “Schertler Onorato Mead & Sears, LLP is a boutique litigation firm in Washington, DC specialized in white-collar criminal defense, enforcement matters, and civil and criminal trial…” Source: RevenueBase Database · checked Sep 8, 2026
20	GKG Law, P.C	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	26 contacts →
	Partial evidence “Beginning in 1955, GKG Law remains dedicated to crafting the best approach to meet our clients’ needs.” Source: RevenueBase Database · checked Sep 8, 2026
21	Buckley LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 2026
22	Luse Gorman, PC	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	21 contacts →
	Partial evidence “Luse Gorman was founded in 1993 as a specialty law firm dedicated to representing financial institutions, with a particular emphasis on community banks.” Source: RevenueBase Database · checked Sep 8, 2026
23	Height Capital Markets	Strong evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	21 contacts →
	Strong evidence “Height Capital Markets is a privately-held capital markets firm that provides research, advisory and investment banking services to institutional investors, financial sponsors…” Source: RevenueBase Database · checked Sep 8, 2026
24	Cogent LAW	Partial evidence	Washington, DC, United StatesHQ checked Sep 8, 2026	11-50	18 contacts →
	Partial evidence “Cogent is a full-service business law firm serving clients throughout the United States.” Source: RevenueBase Database · checked Sep 8, 2026
25	Silver, Freedman, Taff & Tiernan LLP	Indirect evidence	Washington, DC, United StatesHQ checked Sep 8, 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 8, 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: capital markets 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 capital markets law firms.
Partial evidence: Its own public description names part of capital markets law firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name capital markets 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 25 of 139 capital markets law firms based in Washington, United States

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Capital markets law firms based in Washington, United States at a glance

As of Sep 8, 2026

60.6%Verified-email coverage

37.8%Mobile-number coverage

110.0Average contacts per company

1-10Median size (employees)

257.6%Largest-city concentration · New York

Sep 8, 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

Freshness & accuracy

How recently the business emails on this list were verified

Email last verified

8,5390–30

68931–60

361–90

190–180

40180+

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 capital markets 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 Washington, United States whose own description of what they do matches “capital markets 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 capital markets 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 capital markets law firms, 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, 9,272 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 8, 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.

Capital markets law firms by metro in the United States

Capital markets law firms in New York358
Capital markets law firms in Chicago103
Capital markets law firms in Los Angeles87
Capital markets law firms in Washington70
Capital markets law firms in Houston66
Capital markets law firms in Dallas62
Capital markets law firms in Miami60
Capital markets law firms in Atlanta52

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 capital markets 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 capital markets law firms are there based in Washington, United States?

RevenueBase identified 139 capital markets law firms 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?

Arnold & Porter, headquartered in Washington, tops this list with the largest team on record.

Which city has the most capital markets law firms?

New York leads with 358 headquartered companies, followed by Chicago (103) and Los Angeles (87).

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 9,272 verified decision-maker contacts tracked across these 139 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 8, 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.