Company lists · Data verified August 2026

Top 25 Constitutional law firms based in Belgium

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 89 companies tracked

There are 89 constitutional law firms headquartered in Belgium (RevenueBase, August 2026). RevenueBase tracks 590 professional contacts across them, including 298 with verified work emails and 2 with mobile numbers. Gent is the largest hub.

This list covers constitutional 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.

89Companies

590Contacts tracked

298Verified emails

2Mobile numbers

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The 25 largest constitutional law firms based in Belgium

Ranked by team size

Top 25 of 89 constitutional 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.
#	Company	HQ	Employees	Contacts	Verified emails
1	Walk LAW Firm	n/a	11-50	47	41
2	VAN Olmen & Wynant	Brussels	11-50	38	30
3	Xirius Public	Auderghem	11-50	27	10
4	Henry ET Mersch, Cabinet D'avocats	Liege	11-50	22	11
5	Lm&ds	Mechelen	11-50	21	17
6	Forum Advocaten	Antwerpen	11-50	21	15
7	Koraal Advocaten	Hasselt	11-50	16	15
8	Metis Advocaten	Antwerpen	11-50	16	10
9	Uniqum Advocaten	Kortrijk	11-50	15	11
10	Akurad Advocaten	Roeselare	11-50	14	10
11	Verbist Advocatuur	Antwerpen	11-50	13	11
12	Portico Lawyers	Brussel	11-50	12	8
13	Advocatenkantoor Brondel, Petitat & Baele	n/a	11-50	12	6
14	DSD Advocaten	Kortrijk	11-50	11	8
15	Athos LAW	Brussels	1-10	10	6
16	Bourtembourg & CO	Bruxelles	1-10	10	4
17	Omega LAW	Antwerpen	11-50	9	6
18	SNC Boplaw	Namur	11-50	8	1
19	Advocatenassociatie Koninckx & Broekmans	Hasselt	11-50	7	4
20	Luga Avocats Associés	n/a	1-10	7	3
21	Altera	n/a	11-50	7	2
22	Putzeys LAW	Bruxelles Brussels	1-10	7	1
23	Villa Juris Advocaten	Hasselt	11-50	6	6
24	Cepa Advocaten	Aalst	1-10	6	5
25	Tack 51	Kortrijk	1-10	6	3

Showing 25 of 89 constitutional law firms based in Belgium

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 298 reachable decision-makers.

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Constitutional law firms based in Belgium at a glance

As of Aug 28, 2026

1-10Median size (employees)

GentLargest hub · 6 HQs

2Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

Constitutional law firms by metro

Metro	Companies
Constitutional law firms in Gent	6
Constitutional law firms in Liege	5
Constitutional law firms in Bruxelles	4
Constitutional law firms in Hasselt	4
Constitutional law firms in Antwerpen	4
Constitutional law firms in Brussels	4
Constitutional law firms in Kortrijk	4

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 “constitutional 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; 1 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 constitutional law firms are there based in Belgium?

There are 89 constitutional law firms headquartered in Belgium as of August 2026 (RevenueBase).

What is the largest company on this list?

Walk LAW Firm, headquartered in Belgium, tops this list with the largest team on record.

Which city has the most constitutional law firms?

Gent leads with 6 headquartered companies, followed by Liege (5) and Bruxelles (4).

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 298 verified decision-maker contacts tracked across these 89 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.