Company lists · Data verified August 2026

Top 25 Antitrust law firms based in New York, United States

Name: Antitrust law firms based in New York, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 74 companies tracked

There are 74 antitrust law firms headquartered in New York, United States (RevenueBase, August 2026). RevenueBase tracks 2,256 professional contacts across them, including 1,280 with verified work emails and 960 with mobile numbers. New York is the largest hub.

This list covers antitrust law firms headquartered in New York, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

74Companies

2,256Contacts tracked

1,280Verified emails

960Mobile numbers

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The 25 largest antitrust law firms based in New York, United States

Ranked by team size

Top 25 of 74 antitrust law firms based in New York, 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	Keystone	New York, NY	201-500	414	6
2	Riker Danzig LLP	New York, NY	201-500	266	211
3	Morrison Cohen LLP	New York, NY	51-200	208	147
4	Philip LEE LLP	New York, NY	51-200	193	144
5	Selendy GAY Pllc	New York	51-200	177	114
6	Scott Scott	New York, NY	51-200	149	118
7	Morvillo Abramowitz Grand Iason & Anello PC	New York, NY	51-200	91	63
8	Saiber LLC	New York, NY	51-200	90	63
9	Zuber Lawler	New York, NY	51-200	70	32
10	Pallas Partners LLP	New York, NY	11-50	64	59
11	Sher Tremonte LLP	New York, NY	51-200	59	50
12	Bernstein Liebhard LLP	New York, NY	11-50	49	34
13	Bleichmar Fonti & Auld LLP	New York, NY	11-50	46	36
14	Houser LLP	New York, NY	51-200	37	23
15	Clark Smith Villazor LLP	New York, NY	11-50	29	20
16	Hogan Marren Babbo & Rose, LTD	New York, NY	11-50	29	8
17	PGLAW	New York, NY	11-50	25	14
18	Ortoli Rosenstadt LLP	New York, NY	11-50	24	11
19	Kaplan Martin LLP	New York, NY	11-50	21	19
20	Bailey Duquette P.C	New York, NY	11-50	20	17
21	Ford O'brien Landy LLP	New York, NY	11-50	13	13
22	Bragar Eagel & Squire, P.C	New York, NY	11-50	10	9
23	Mcgovern Weems	New York, NY	1-10	10	9
24	Rukab Brash Pllc	New York, NY	1-10	9	8
25	Frank LLP	New York, NY	1-10	8	3

Showing 25 of 74 antitrust law firms based in New York, United States

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Antitrust law firms based in New York, United States at a glance

As of Aug 28, 2026

11-50Median size (employees)

New YorkLargest hub · 74 HQs

960Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

Antitrust law firms by metro in the United States

Metro	Companies
Antitrust law firms in New York	74
Antitrust law firms in Washington	51
Antitrust law firms in Los Angeles	32
Antitrust law firms in Chicago	21
Antitrust law firms in Houston	18
Antitrust law firms in San Francisco	17
Antitrust law firms in Dallas	17
Antitrust law firms in Boston	14

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 “antitrust law firms”, with match quality audited by blind human judging, and headquartered in New York, 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; 4 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 antitrust law firms are there based in New York, United States?

There are 74 antitrust law firms headquartered in New York, United States as of August 2026 (RevenueBase).

What is the largest company on this list?

Keystone, headquartered in New York, tops this list with the largest team on record.

Which city has the most antitrust law firms?

New York leads with 74 headquartered companies, followed by Washington (51) and Los Angeles (32).

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 1,280 verified decision-maker contacts tracked across these 74 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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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.