Company lists · Data verified August 2026

Top 25 Antitrust law firms based in France

Name: Antitrust law firms based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 813 companies tracked

There are 813 antitrust law firms headquartered in France (RevenueBase, August 2026). RevenueBase tracks 11,914 professional contacts across them, including 6,298 with verified work emails and 1,882 with mobile numbers. Paris is the largest hub.

This list covers antitrust law firms headquartered in France, 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.

813Companies

11,914Contacts tracked

6,298Verified emails

1,882Mobile numbers

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The 25 largest antitrust law firms based in France

Ranked by team size

Top 25 of 813 antitrust law firms based in France, 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	Gibson Dunn	Paris	1,001-5,000	3,746	2,749
2	GIDE	Paris	501-1,000	1,102	603
3	DS Avocats	Paris	201-500	379	110
4	Cornet Vincent Segurel	Rennes	201-500	328	201
5	Oratio Avocats	Angers	201-500	224	132
6	Darrois Villey Maillot Brochier	Paris	51-200	162	107
7	Advant Altana	Paris	51-200	134	85
8	Reinhart Marville Torre	Paris	51-200	108	65
9	Bctg Avocats	Paris	11-50	106	67
10	ACD Avocats	Epinal	51-200	101	60
11	Sekri Valentin Zerrouk	Paris	51-200	81	50
12	Herald Anciennement Granrut	Paris	51-200	75	50
13	Klein Wenner	Paris	51-200	64	33
14	Aguera Avocats	Lyon	51-200	62	40
15	Nomos Avocats	Paris	51-200	62	25
16	Nmcg Avocats Associés	La Colle-Sur-Loup	51-200	55	36
17	Vivien & Associés	Lyon	11-50	54	40
18	YARDS	Paris	51-200	53	39
19	Centaure Avocats	Lyon	11-50	52	2
20	PBA Legal	Paris	11-50	41	15
21	Oyat Avocats	Paris	11-50	34	22
22	Cabinet Bollet & Associés	n/a	11-50	34	9
23	Wilhelm & Associés	Paris	11-50	33	25
24	Kalliopé	Paris	11-50	33	21
25	Hoalen Avocats	Rennes	11-50	33	20

Showing 25 of 813 antitrust law firms based in France

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Antitrust law firms based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 447 HQs

1,882Contacts with mobile numbers

35Emails re-verified in last 30 days

Companies by employee count

1-10

623

11-50

149

51-200

201-500

501-1,000

1,001-5,000

Antitrust law firms by metro

Metro	Companies
Antitrust law firms in Paris	447
Antitrust law firms in Lyon	47
Antitrust law firms in Toulouse	26
Antitrust law firms in Marseille	17
Antitrust law firms in Rennes	15
Antitrust law firms in Strasbourg	12
Antitrust law firms in Lille	10

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 France.
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; 35 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 France?

There are 813 antitrust law firms headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

Gibson Dunn, headquartered in Paris, tops this list with the largest team on record.

Which city has the most antitrust law firms?

Paris leads with 447 headquartered companies, followed by Lyon (47) and Toulouse (26).

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 6,298 verified decision-maker contacts tracked across these 813 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.