Company lists · Data refreshed September 2026

Top 25 Infrastructure security consultants based in Paris, France

Name: Infrastructure security consultants based in Paris, France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 140 companies tracked

RevenueBase identified 140 company matches for infrastructure security consultants associated with Paris, France as of September 2026 and tracks 2,677 professional contacts across them, including 704 with verified work emails. Across France, Paris is the largest hub for this category.

This list covers company matches for infrastructure security consultants 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 28, 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 28, 2026 How this list was built

140Companies

2,677Contacts tracked

704Verified emails

Explore this list → Free signup · no credit card · 500 free credits

The 25 largest infrastructure security consultants based in Paris, France

Ranked by team size

Top 25 of 140 company matches for infrastructure security consultants based in Paris, France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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	Synetis	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
2	Cyllene	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
3	Evabssi	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
4	AMD Blue	Exact match	Paris, FranceHQ recorded Sep 28, 2026	51-200	68 contacts →
	Exact match “La société AMD BLUE est née de l’intention de son président, Michel Delouya, de fonder une ESN (anciennement SSII) dans laquelle la qualité et l’accompagnement assidus du service…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	CONIX	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
6	Redopus	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
7	IDNA	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
8	Setec IS	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
9	Løvell	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	37 contacts →
	Exact match “Qui sommes-nous?” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Atlantis	Exact match	Paris, FranceHQ recorded Sep 28, 2026	n/a	36 contacts →
	Exact match “Atlantis is an IT consulting company based in Paris, France.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	ACG Cybersecurity	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
12	Systemis	Exact match	Paris, FranceHQ recorded Sep 28, 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 28, 2026 · View company records in RevenueBase
13	SPOCC	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	23 contacts →
	Exact match “SPOCC "Single Point of Contact & Competency "est un cabinet français de conseil en systèmes d’information, basé au cœur de Paris.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	WLF	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	21 contacts →
	Exact match “Conseil en Cybersécurité : Stratégie, Gouvernance, Conformité, Audit et Gestion de crise” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Harmonie Technologie Site	Exact match	Paris, FranceHQ recorded Sep 28, 2026	51-200	21 contacts →
	Exact match “As the main independent provider of cybersecurity and risk management consulting and technical expertise, Harmonie Technologie partners with key accounts (mainly from CAC40 and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
16	Cronos Conseil	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	19 contacts →
	Exact match “CRONOS CONSEIL est un cabinet de conseil et d’ingénierie dans les domaines de la sûreté urbaine, de la prévention situationnelle et des secteurs d’activités d’importance vitale.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Marte Conseil	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	18 contacts →
	Exact match “Cabinet d’expertise technique à même de réaliser des prestations de conseil ainsi que la mise en œuvre de ses propres recommandations, Marte intervient au sein des DSI de nombreux…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Sine QUA NON Infogérance DE Proximité	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “Cybersécurité, prévention, protection, remédiation, mobilité, surveillance, assistance … Comment prendre les meilleures décisions et assurer cohérence et pérennité dans vos…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	AVTIS	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	14 contacts →
	Exact match “AVTIS is an IT consulting, engineering and global integration company in infrastructure solutions.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	Gemini Consulting	Exact match	Paris, FranceHQ recorded Sep 28, 2026	51-200	14 contacts →
	Exact match “Gemini est une ESN (Entreprise de Services du Numérique) basée sur Paris.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Saycurit	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “SAYCURIT est une société d’intégration spécialisée dans le domaine de la sécurité.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Moka Works	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Moka Works est spécialisée en cybersécurité et gestion d'infrastructures IT, offrant des solutions techniques avancées adaptées aux besoins de chaque entreprise.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	DND Agency	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	13 contacts →
	Exact match “Are we legion?” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Insyco	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	11 contacts →
	Exact match “Insyco est une société de conseil en systèmes d'information indépendante, fondée à Paris.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Keltio	Exact match	Paris, FranceHQ recorded Sep 28, 2026	11-50	10 contacts →
	Exact match “Des experts DevSecOps pour vous accompagner à définir, construire, et améliorer votre infrastructure Chez Keltio, nous sommes une équipe spécialisée dans le déploiement et gestion…” Recorded in the RevenueBase company graph · Sep 28, 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 “infrastructure security consultants”. 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 140 infrastructure security consultants based in Paris, France

See the full list, filter by size, metro and specialty, and access 704 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Infrastructure security consultants based in Paris, France at a glance

As of Sep 28, 2026

26.3%Verified-email coverage

19.1Average contacts per company

1-10Median size (employees)

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

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 140 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 “infrastructure security consultants” 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 704 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 28, 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.

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 “infrastructure security consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many infrastructure security consultants are there based in Paris, France?

RevenueBase identified 140 company matches for infrastructure security consultants 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?

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

Which city in France has the most infrastructure security consultants?

Paris leads France with 140 company records, followed by Lyon (21) and Boulogne-Billancourt (11).

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 704 professional contacts with verified work emails tracked across these 140 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 28, 2026.

Ready to reach these companies? Verified emails and direct dials for all 140 infrastructure security consultants based in Paris, France. Start with a free account, no credit card.

Download this list →

Related lists

Infrastructure security consultants by geography

Browse the directory

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.