Company lists · Data refreshed September 2026

Top 25 Security transformation consulting firms based in Paris, France

Name: Security transformation consulting firms based in Paris, France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 29, 2026 284 companies tracked

RevenueBase identified 284 company matches for security transformation consulting firms associated with Paris, France as of September 2026 and tracks 8,017 professional contacts across them, including 2,143 with verified work emails. Across France, Paris is the largest hub for this category.

This list covers company matches for security transformation consulting firms associated with Paris, France, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 29, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Sep 29, 2026 How this list was built

284Companies

8,017Contacts tracked

2,143Verified emails

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The 25 largest security transformation consulting firms based in Paris, France

Ranked by team size

Top 25 of 284 company matches for security transformation consulting firms based in Paris, France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	FIME	Exact match	Paris, FranceHQ recorded Sep 29, 2026	501-1,000	848 contacts →
	Exact match “We enable our clients to create and successfully launch secure solutions across payments, smart mobility, and digital identity.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2	SQUAD	Exact match	Paris, FranceHQ recorded Sep 29, 2026	501-1,000	803 contacts →
	Exact match “The growing threat of cyber risks, the expansion of cloud computing and the emergence of the DevOps movement are reshaping IT practices, enlighting the relevance of our vision for…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3	own.security	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	506 contacts →
	Exact match “Founded in 2008, OWN is a Pure Player in cybersecurity, with offices in Paris, Rennes and Toulouse, but with a presence throughout France with its fully remote employees.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4	Neverhack	Exact match	Paris, FranceHQ recorded Sep 29, 2026	1,001-5,000	382 contacts →
	Exact match “NEVERHACK is a French group specialized in cybersecurity for over 40 years.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5	Synetis	Exact match	Paris, FranceHQ recorded Sep 29, 2026	201-500	359 contacts →
	Exact match “Founded in 2010, Synetis is the leading independent French consultancy firm specialising in information systems security (ISS).” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6	Cyllene	Exact match	Paris, FranceHQ recorded Sep 29, 2026	201-500	279 contacts →
	Exact match “Chez Cyllene, on couvre le spectre complet de votre besoin en termes de : Conseils 🧬 Définition d’architectures Hébergement & Services managés Cybersécurité & Formations…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7	Syxperiane	Exact match	Paris, FranceHQ recorded Sep 29, 2026	201-500	183 contacts →
	Exact match “Dans un monde qui change constamment, SYXPERIANE porte la mission de faire de chaque projet de transformation digitale, d’abord une transformation humaine.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8	Evabssi	Exact match	Paris, FranceHQ recorded Sep 29, 2026	201-500	117 contacts →
	Exact match “EvaBssi is an international consulting firm specialized in cybersecurity and IS performance.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9	Magellan Sécurité	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	75 contacts →
	Exact match “Magellan Sécurité, an entity of the Magellan Partners Group, offers integrated solutions to protect against internal threats and cyber attacks.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10	AVB	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	72 contacts →
	Exact match “aVB, cabinet de conseil spécialiste de la transformation, mais pas seulement!” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11	Vona Consulting	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	59 contacts →
	Exact match “VONA, cabinet de conseil indépendant en cybergouvernance et stratégie digitale accompagne les entreprises et les acteurs publics à sécuriser, piloter et valoriser leur…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12	Cyberlift	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	56 contacts →
	Exact match “Cyberlift, l'excellence et l'engagement, au service de votre cybersécurité.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13	CONIX	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	49 contacts →
	Exact match “Conix Technologies et Services est une ESN, filiale de Conix Services créée en 1997, dédiée à la réalisation et à la sécurisation du Système d’Information de l’entreprise étendue.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14	Redopus	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	47 contacts →
	Exact match “Créé en 2017, REDOPUS est spécialisée en sécurité, réseaux des systèmes d'informations.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15	IDNA	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	42 contacts →
	Exact match “Cabinet de conseil à taille humaine spécialisé dans les infrastructures Datacenters, réseaux et sécurité.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16	Setec IS	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	40 contacts →
	Exact match “setec is est une filiale du Groupe setec, spécialisée dans le conseil et l’ingénierie dans le domaine des infrastructures IT, télécom, réseaux et cybersécurité.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17	Løvell	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	37 contacts →
	Exact match “Qui sommes-nous?” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18	Atlantis	Exact match	Paris, FranceHQ recorded Sep 29, 2026	n/a	36 contacts →
	Exact match “Atlantis is an IT consulting company based in Paris, France.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19	Kytl Security	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	35 contacts →
	Exact match “KYTL \| Spécialiste de la protection des données et des environnements critiques; Fondée par des experts en cybersécurité cumulant plus de 15 ans d’expérience, KYTL accompagne les…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20	ACG Cybersecurity	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	33 contacts →
	Exact match “ACG Cybersecurity est un cabinet d’Audit, de Conseil et de Gouvernance spécialisé en matière de Cybersécurité.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21	Randorisec	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	32 contacts →
	Exact match “Cybersecurity company founded by security experts providing the following services: Security audits, Vulnerability research, SecOps, SecArch and Trainings” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22	DBM Partners	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	30 contacts →
	Exact match “Cabinet de conseil indépendant à taille humaine, nous aidons nos clients à maitriser leurs risques numériques sur les domaines : • Cybersécurité : prévenir, détecter et remédier…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23	Systemis	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	29 contacts →
	Exact match “Created in 2009, Systemis is an international group (50 people, France, Luxemburg, UK) and covers three major areas - Architecture and Counselling in Security- IT Security…” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24	Techbee	Exact match	Paris, FranceHQ recorded Sep 29, 2026	51-200	29 contacts →
	Exact match “Techbee est un cabinet de conseil en ingénierie IT.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25	Cerebris	Exact match	Paris, FranceHQ recorded Sep 29, 2026	11-50	27 contacts →
	Exact match “Cerebris est né d’un constat résultant de plusieurs années dans le monde du consulting : les sociétés de service vendent de la matière grise, mais n’en produisent pas.” Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “security transformation consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 284 security transformation consulting firms based in Paris, France

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Security transformation consulting firms based in Paris, France at a glance

As of Sep 29, 2026

26.7%Verified-email coverage

28.2Average contacts per company

1-10Median size (employees)

Sep 29, 2026Page data refreshed

Companies by employee count

1-10

154

11-50

51-200

201-500

501-1,000

1,001-5,000

10001+

Email recency for this list is measured across the whole France list rather than for Paris, so it is reported there. Company counts and contact totals on this page are exact for Paris, over 284 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Paris, France whose business descriptions match “security transformation consulting firms” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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: Every displayed company carries at least one verified work email. RevenueBase tracks 2,143 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 29, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Security transformation consulting firms by metro in France

Security transformation consulting firms in Lyon31

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “security transformation consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many security transformation consulting firms are there based in Paris, France?

RevenueBase identified 284 company matches for security transformation consulting firms associated with Paris, France as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

FIME tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in France has the most security transformation consulting firms?

Paris leads France with 284 company records, followed by Lyon (31) and Boulogne-Billancourt (14).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 2,143 professional contacts with verified work emails tracked across these 284 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 29, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 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 with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.