Company lists · Data verified August 2026

Top 25 Cybersecurity consultancy companies based in Italy

Name: Cybersecurity consultancy companies based in Italy
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 591 companies tracked

There are 591 cybersecurity consultancy companies headquartered in Italy (RevenueBase, August 2026). RevenueBase tracks 6,801 professional contacts across them, including 2,729 with verified work emails and 299 with mobile numbers. Rome is the largest hub.

This list covers cybersecurity consultancy companies 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.

591Companies

6,801Contacts tracked

2,729Verified emails

299Mobile numbers

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The 25 largest cybersecurity consultancy companies based in Italy

Ranked by team size

Top 25 of 591 cybersecurity consultancy companies 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	S3k S.P.A. Security Of The Third Millennium	Turin	501-1,000	467	310
2	Neverhack	Rende	1,001-5,000	394	202
3	Tinexta Cyber	Roma	501-1,000	366	226
4	Cyberoo	n/a	51-200	154	90
5	Alfa Group	Milano	51-200	153	83
6	Communication Valley Reply	Milano Mi	201-500	131	50
7	Vantea Smart	Roma	201-500	128	89
8	Cy4gate	Roma	51-200	113	67
9	sorint.sec	Osio Sotto	1,001-5,000	111	2
10	Cleafy	Milan	51-200	95	57
11	NAIS	Turin	51-200	92	42
12	7layers	Montelupo Fiorentino	51-200	91	6
13	DEAS	Rome	51-200	81	46
14	ISCS	Torino	51-200	67	33
15	Olympos Consulting SRL	Rome	51-200	65	4
16	Horizon Security	Venice	51-200	56	39
17	Integrity360 Italy	Rome	501-1,000	46	30
18	Eulogic NT SPA	Bari	51-200	40	22
19	One4 SRL	Nova Milanese	51-200	36	29
20	NET Studio	Prato	51-200	36	26
21	Secure Network	Milan	11-50	36	23
22	Sicuranext	Turin	11-50	35	22
23	Gruppo Inxpire IT Solutions	Carnate	11-50	24	11
24	Yotta Tecnologie S.R.L	Torino	11-50	24	2
25	Digital Security	Empoli	201-500	22	6

Showing 25 of 591 cybersecurity consultancy companies based in Italy

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Cybersecurity consultancy companies based in Italy at a glance

As of Aug 28, 2026

1-10Median size (employees)

RomeLargest hub · 53 HQs

299Contacts with mobile numbers

4Emails re-verified in last 30 days

Companies by employee count

1-10

357

11-50

184

51-200

201-500

501-1,000

1,001-5,000

Cybersecurity consultancy companies by metro

Metro	Companies
Cybersecurity consultancy companies in Rome	53
Cybersecurity consultancy companies in Roma	48
Cybersecurity consultancy companies in Milano	34
Cybersecurity consultancy companies in Milan	28
Cybersecurity consultancy companies in Torino	20
Cybersecurity consultancy companies in Verona	13
Cybersecurity consultancy companies in Milano Mi	12

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 “cybersecurity consultancy companies”, 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; 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 cybersecurity consultancy companies are there based in Italy?

There are 591 cybersecurity consultancy companies headquartered in Italy as of August 2026 (RevenueBase).

What is the largest company on this list?

S3k S.P.A. Security Of The Third Millennium, headquartered in Turin, tops this list with the largest team on record.

Which city has the most cybersecurity consultancy companies?

Rome leads with 53 headquartered companies, followed by Roma (48) and Milano (34).

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 2,729 verified decision-maker contacts tracked across these 591 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.