Company lists · Data verified August 2026

Top 25 Law firms based in Chicago, United States

Name: Law firms based in Chicago, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 931 companies tracked

This directory lists 931 law firms based in Chicago, United States, with 21,701 professional contacts and 12,148 email addresses. As of August 2026, New York is the single most-represented city among the companies listed.

Law firms are professional service organizations that provide legal advice, representation, and related services through licensed attorneys. This list covers companies that provide legal advice, legal representation, or related legal services through licensed attorneys. Ranked by team size, largest first. Data current as of August 28, 2026.

931Companies

21,701Contacts tracked

12,148Verified emails

11,862Mobile numbers

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The 25 largest law firms based in Chicago, United States

Ranked by team size

Top 25 of 931 law firms based in Chicago, United States, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Wilson Elser	Chicago, IL	1,001-5,000	2,631	1,897
2	Winston & Strawn LLP	Chicago, IL	1,001-5,000	2,197	1,276
3	Crowell & Moring	Chicago, IL	1,001-5,000	1,626	1,053
4	Jenner & Block	Chicago, IL	501-1,000	1,179	823
5	Loeb & Loeb LLP	Chicago, IL	501-1,000	848	533
6	Weltman, Weinberg & Reis Co., LPA	Chicago, IL	501-1,000	706	260
7	Tucker Ellis LLP	Chicago, IL	201-500	480	298
8	Neal, Gerber & Eisenberg LLP	Chicago, IL	201-500	350	200
9	Howard & Howard Attorneys Pllc	Chicago, IL	201-500	307	158
10	Schiff Hardin LLP	Chicago, IL	501-1,000	297	69
11	Banner Witcoff	Chicago, IL	201-500	286	170
12	Barack Ferrazzano Kirschbaum & Nagelberg LLP	Chicago, IL	201-500	248	179
13	Goldberg Kohn LTD	Chicago, IL	51-200	178	128
14	Mcandrews, Held & Malloy, LTD	Chicago	51-200	166	92
15	Riley Safer Holmes & Cancila LLP	Chicago, IL	51-200	155	122
16	Mbhb Mcdonnell Boehnen Hulbert & Berghoff LLP	Chicago, IL	51-200	140	100
17	Bartlit Beck LLP	Chicago, IL	51-200	132	69
18	Hagens Berman Sobol Shapiro LLP	Chicago, IL	51-200	130	92
19	Gould & Ratner LLP	Chicago, IL	51-200	127	87
20	Burke, Warren, Mackay & Serritella	Chicago, IL	51-200	127	87
21	Beermann LLP	Chicago, IL	51-200	109	40
22	Masuda Funai	Chicago, IL	51-200	106	53
23	Batescarey LLP	Chicago, IL	51-200	101	85
24	Berger Schatz	Chicago, IL	51-200	87	52
25	Pomerantz LLP	Chicago, IL	51-200	86	65

Showing 25 of 931 law firms based in Chicago, United States

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Law firms based in Chicago, United States at a glance

As of Aug 28, 2026

1-10Median size (employees)

New YorkLargest hub · 2060 HQs

11,862Contacts with mobile numbers

70Emails re-verified in last 30 days

Companies by employee count

1-10

597

11-50

245

51-200

201-500

501-1,000

1,001-5,000

10001+

Law firms by metro in the United States

Metro	Companies
Law firms in New York	2060
Law firms in Los Angeles	993
Law firms in Chicago	956
Law firms in Houston	948
Law firms in Atlanta	668
Law firms in Dallas	655
Law firms in Miami	636
Law firms in Washington	552

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “law firms”, with match quality audited by blind human judging, and headquartered in Chicago, United States.
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: Contact records re-verify on a rolling cadence; 70 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many law firms are listed based in Chicago, United States?

The directory includes 931 law firms based in Chicago, United States as of August 2026.

Where are most of the listed law firms located?

New York is the single most-represented city among the law firms on the list.

How many contacts and email addresses are available for these law firms?

The list includes 21,701 professional contacts and 12,148 email addresses for the listed law firms.

Ready to reach these companies? Verified emails and direct dials for all 931 law firms based in Chicago, United States. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.