Company lists · Data verified August 2026

Top 25 Constitutional law firms based in Italy

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 456 companies tracked

There are 456 constitutional law firms headquartered in Italy (RevenueBase, August 2026). RevenueBase tracks 1,705 professional contacts across them, including 335 with verified work emails and 81 with mobile numbers. Roma is the largest hub.

This list covers constitutional law firms headquartered in Italy, 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.

456Companies

1,705Contacts tracked

335Verified emails

81Mobile numbers

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The 25 largest constitutional law firms based in Italy

Ranked by team size

Top 25 of 456 constitutional law firms based in Italy, 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	Weigmann Studio Legale	Torino	51-200	40	29
2	Polis Avvocati	Bari	51-200	29	22
3	Studio Legale BDL	Roma	11-50	19	13
4	Focus LAW Firm	Milano	11-50	19	13
5	Effeffe & Partners	Milano	11-50	16	9
6	Studio Legale Lombardo	Milano	11-50	15	6
7	Zoppolato & Associati Studio Legale	Roma	11-50	15	2
8	Campa Avvocati	Lecco	11-50	14	14
9	Satta Romano & Associati Studio Legale	Roma	11-50	13	7
10	Studio Legale DE Nova	Milano	11-50	12	5
11	Fenoglio Callegari Avvocati Associati	Turin	11-50	11	3
12	NPA	Milano	11-50	10	8
13	Antichi Studio Legale	Grosseto	11-50	10	3
14	Frus E Associati	Torino	11-50	9	4
15	Conte & Giacomini Avvocati	Genova	11-50	9	1
16	Studio Legale Callipari	Verona	11-50	8	7
17	Studio Legale Ciaglia & Associati	Rome	11-50	8	1
18	Studio Plura	Vicenza	11-50	7	7
19	Studio Legale Associato Pegoraro Greggio	Padova	11-50	7	5
20	Studio Legale Malinconico&gentile	Roma	11-50	7	5
21	Studio Bissi Giacometti	Milano	11-50	5	4
22	Tavazzi LAW Firm	Milano	11-50	3	3
23	Galla E Orlando	Vicenza	11-50	2	2
24	Studio Legale Russi	Bari	11-50	2	1
25	Gorio-Minervini-Donati & Associati	Brescia	11-50	1	1

Showing 25 of 456 constitutional law firms based in Italy

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Constitutional law firms based in Italy at a glance

As of Aug 28, 2026

1-10Median size (employees)

RomaLargest hub · 57 HQs

81Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

369

11-50

51-200

10001+

Constitutional law firms by metro

Metro	Companies
Constitutional law firms in Roma	57
Constitutional law firms in Milano	44
Constitutional law firms in Torino	19
Constitutional law firms in Rome	15
Constitutional law firms in Milan	15
Constitutional law firms in Bologna	13
Constitutional law firms in Bari	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 “constitutional law firms”, with match quality audited by blind human judging, and headquartered in Italy.
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; 2 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 Italy?

There are 456 constitutional law firms headquartered in Italy as of August 2026 (RevenueBase).

What is the largest company on this list?

Weigmann Studio Legale, headquartered in Torino, tops this list with the largest team on record.

Which city has the most constitutional law firms?

Roma leads with 57 headquartered companies, followed by Milano (44) and Torino (19).

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 335 verified decision-maker contacts tracked across these 456 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.