Company lists · Data verified August 2026

Top 25 Antitrust law firms based in Belgium

There are 137 antitrust law firms headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 2,636 professional contacts across them, including 1,057 with verified work emails and 127 with mobile numbers. Brussels is the largest hub.

This list covers antitrust law firms headquartered in Belgium, 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.

137Companies
2,636Contacts tracked
1,057Verified emails
127Mobile numbers
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The 25 largest antitrust law firms based in Belgium

Ranked by team size
Top 25 of 137 antitrust law firms based in Belgium, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#CompanyHQEmployeesContactsVerified emails
1Howrey LLPBrussels1,001-5,0002761
2Monard LAWBrussels51-200153113
3VAN Bael & BellisBrussels51-20012598
4Gd&a AdvocatenGeel11-505739
5Caluwaerts Uytterhoeven LawyersOud-Turnhout51-2005735
6Everest Advocaten.Avocats.AttorneysZwijnaarde51-2005511
7Four & Fiven/a11-504939
8Desdalex Advocaten Lawyers AvocatsAntwerpen11-504733
9ContrastZaventem11-504732
10Philippe & PartnersBrussels11-504327
11Lawtree AdvocatenAntwerpen11-504139
12VAN Olmen & WynantBrussels11-503830
13LauriusAntwerp11-503728
14Actalys, Notaires AssociéesBruxelles11-50375
15Tetra LAWBrussels11-503324
16Odigo AdvocatenGroot-Bijgaarden11-503323
17Thales LawyersBruxelles11-502816
18Vvgb Advocaten AvocatsBrussels11-502617
19Quorum LAWn/a11-502610
20Tilia LAWSint-Stevens-Woluwe Zaventem11-502417
21Paqt Advocaten Moore LAWGenk11-502414
22INTUILeuven11-502116
23LMBDBrussel Bosvoorde11-502111
24Delacroix & PartnersBrussels11-502011
25CDC Cartel Damage ClaimsIxelles11-502010

Showing 25 of 137 antitrust law firms based in Belgium

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Antitrust law firms based in Belgium at a glance

As of Aug 28, 2026
1-10Median size (employees)
BrusselsLargest hub · 26 HQs
127Contacts with mobile numbers
5Emails re-verified in last 30 days

Companies by employee count

1-10
67
11-50
57
51-200
8
201-500
1
1,001-5,000
1

Antitrust law firms by metro

MetroCompanies
Antitrust law firms in Brussels26
Antitrust law firms in Bruxelles11
Antitrust law firms in Antwerpen11
Antitrust law firms in Brussel4
Antitrust law firms in Ixelles3
Antitrust law firms in Isnes2
Antitrust law firms in Etterbeek Brussels2

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 Belgium.
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; 5 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 Belgium?

There are 137 antitrust law firms headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

Howrey LLP, headquartered in Brussels, tops this list with the largest team on record.

Which city has the most antitrust law firms?

Brussels leads with 26 headquartered companies, followed by Bruxelles (11) and Antwerpen (11).

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 1,057 verified decision-maker contacts tracked across these 137 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.