Company lists · Data verified August 2026

Top 25 Api security companies based in Paris, France

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 73 companies tracked

There are 73 api security companies headquartered in Paris, France (RevenueBase, August 2026). RevenueBase tracks 465 professional contacts across them, including 172 with verified work emails and 6 with mobile numbers. Paris is the largest hub.

This list covers api security companies headquartered in Paris, France, 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.

73Companies

465Contacts tracked

172Verified emails

6Mobile numbers

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The 25 largest api security companies based in Paris, France

Ranked by team size

Top 25 of 73 api security companies based in Paris, France, 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	Quarkslab	Paris	51-200	94	45
2	Kytl Security	Paris	11-50	34	4
3	Bsecure	Paris	51-200	33	18
4	Randorisec	Paris	11-50	31	18
5	Five Nines	Paris	11-50	26	11
6	Ariovis	Paris	1-10	16	9
7	Intuity	Paris	11-50	16	7
8	DND Agency	Paris	11-50	13	2
9	Cybertic	Paris	1-10	12	4
10	Zero Trust SAS	Paris	11-50	10	7
11	Kamea Security	Paris	11-50	10	2
12	Cyber Experts	Paris	1-10	10	2
13	cybersolutions.fr	Paris	11-50	9	2
14	Internet Of Trust	Paris	1-10	8	4
15	resilium.ai	Paris	11-50	5	2
16	Psswrd	Paris	11-50	4	4
17	WELAN	Paris	1-10	4	4
18	Anguis	Paris	1-10	4	3
19	Blockchains Experts	Paris	1-10	4	2
20	Trackflaw	Paris	1-10	4	2
21	Novastill	Paris	1-10	3	3
22	Windfiel	Paris	1-10	3	2
23	MA Cyber	Paris	1-10	3	2
24	Safekeep LLC	Paris	1-10	3	1
25	Caeirus	Paris	1-10	3	1

Showing 25 of 73 api security companies based in Paris, France

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 172 reachable decision-makers.

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Api security companies based in Paris, France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 73 HQs

6Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

1,001-5,000

Api security companies by metro in France

Metro	Companies
Api security companies in Paris	73
Api security companies in Toulouse	8
Api security companies in Lyon	7
Api security companies in Lille	6
Api security companies in Bordeaux	5
Api security companies in Nantes	3
Api security companies in Courbevoie	3

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 “api security companies”, with match quality audited by blind human judging, and headquartered in Paris, France.
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; 0 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 api security companies are there based in Paris, France?

There are 73 api security companies headquartered in Paris, France as of August 2026 (RevenueBase).

What is the largest company on this list?

Quarkslab, headquartered in Paris, tops this list with the largest team on record.

Which city has the most api security companies?

Paris leads with 73 headquartered companies, followed by Toulouse (8) and Lyon (7).

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 172 verified decision-maker contacts tracked across these 73 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.