Company lists · Data refreshed September 2026

Top 16 Extended detection and response platforms based in France

RevenueBase identified 37 extended detection and response platforms headquartered in France as of September 2026 and tracks 1,238 professional contacts across them, including 647 with verified work emails. Paris is the largest hub.

This list covers extended detection and response platforms headquartered in France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
37Companies
1,238Contacts tracked
647Verified emails
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The 16 largest extended detection and response platforms based in France

Ranked by team size
Top 16 of 37 extended detection and response platforms based in France, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to extended detection and response platforms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidencePessac, FranceHQ checked Sep 14, 2026201-500185 contacts →

Partial evidence

“TEHTRIS is the software editor of the TEHTRIS XDR Platform, the world leader in automatic, real-time, non-human neutralization of cyber attacks.”

Source: RevenueBase Database · checked Sep 14, 2026
2Indirect evidenceClichy, FranceHQ checked Sep 14, 202651-200160 contacts →

Indirect evidence

“CybelAngel combines artificial intelligence and human expertise to help companies in all industries to detect, analyze and effectively counter cyber threats.”

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceParis, FranceHQ checked Sep 14, 202651-200138 contacts →

Partial evidence

“European leader in intrusion detection and advanced threat detection, Gatewatcher has been protecting the critical networks of large companies as well as public institutions since…”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceRennes, FranceHQ checked Sep 14, 202651-200134 contacts →

Partial evidence

“Sekoia is the European agentic cybersecurity company building the Cyber Operations Platform for the AI era.”

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceParis, FranceHQ checked Sep 14, 202651-200120 contacts →

Indirect evidence

“Your endpoints, our protection - Empower your analysts, overcome the threats”

Source: RevenueBase Database · checked Sep 14, 2026
6Indirect evidenceParis, FranceHQ checked Sep 14, 202651-20095 contacts →

Indirect evidence

“Fondée en 2011 par Fred Raynal, Quarkslab est une entreprise française spécialisée dans la cybersécurité et plus spécifiquement dans la protection et l'analyse des logiciels.”

Source: RevenueBase Database · checked Sep 14, 2026
7Indirect evidenceParis, FranceHQ checked Sep 14, 202651-20075 contacts →

Indirect evidence

“Magellan Sécurité, an entity of the Magellan Partners Group, offers integrated solutions to protect against internal threats and cyber attacks.”

Source: RevenueBase Database · checked Sep 14, 2026
8Indirect evidenceParis, FranceHQ checked Sep 14, 202651-20068 contacts →

Indirect evidence

“StrangeBee is a cybersecurity software company based in Paris.”

Source: RevenueBase Database · checked Sep 14, 2026
9Indirect evidenceParis, FranceHQ checked Sep 14, 202651-20053 contacts →

Indirect evidence

“Qevlar AI turns security operations into a self-improving defense system.”

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceParis, FranceHQ checked Sep 14, 202651-20043 contacts →

Partial evidence

“Jizô AI is a Deep Network Observability platform that enables decision-makers to anticipate, identify and block cyber-attacks.”

Source: RevenueBase Database · checked Sep 14, 2026
11Indirect evidenceBezons, FranceHQ checked Sep 14, 202651-20023 contacts →

Indirect evidence

“Plus de 100 millions d’utilisateurs dans 150 pays ont retenu Sophos comme la meilleure défense du marché contre les menaces complexes et les risques de pertes de données.”

Source: RevenueBase Database · checked Sep 14, 2026
12Indirect evidenceParis, FranceHQ checked Sep 14, 202611-5013 contacts →

Indirect evidence

“SAYCURIT est une société d’intégration spécialisée dans le domaine de la sécurité.”

Source: RevenueBase Database · checked Sep 14, 2026
13Strong evidenceHem, FranceHQ checked Sep 14, 2026201-50011 contacts →

Strong evidence

“Vade is a leading cybersecurity firm specializing in AI-driven threat detection and response solutions for Microsoft collaboration suite, with a focus on serving Small to…”

Source: RevenueBase Database · checked Sep 14, 2026
14Indirect evidenceLabège, FranceHQ checked Sep 14, 202611-5011 contacts →

Indirect evidence

“Cyber attacks are becoming more varied and sophisticated.”

Source: RevenueBase Database · checked Sep 14, 2026
15Indirect evidenceLyon, FranceHQ checked Sep 14, 20261-105 contacts →

Indirect evidence

“Monitoring and ML-enhanced protection for your embedded devices.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidenceParis, FranceHQ checked Sep 14, 20261-101 contacts →

Indirect evidence

“At Warlog, we believe in leveraging the power of artificial intelligence to create groundbreaking cybersecurity solutions.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 16 of 37 extended detection and response platforms based in France

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Extended detection and response platforms based in France at a glance

As of Sep 14, 2026
52.3%Verified-email coverage
33.5Average contacts per company
11-50Median size (employees)
37.8%Largest-city concentration · Paris
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
16
11-50
6
51-200
11
201-500
2
1,001-5,000
2

Email recency for this list is measured worldwide rather than for France, so it is reported there. Company counts and contact totals on this page are exact for France, over 37 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among extended detection and response platforms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in France whose own description of what they do matches “extended detection and response platforms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names extended detection and response platforms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among extended detection and response platforms, and records with no verified work email. Companies headquartered outside France are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 647 across the full list. 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 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names extended detection and response platforms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many extended detection and response platforms are there based in France?

RevenueBase identified 37 extended detection and response platforms headquartered in France as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Tehtris, headquartered in Pessac, tops this list with the largest team on record.

Which city has the most extended detection and response platforms?

Paris leads with 14 headquartered companies, followed by Bezons (1) and Boulogne-Billancourt (1).

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 647 verified decision-maker contacts tracked across these 37 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 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 Smart Search, 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.