Company lists · Data verified August 2026

Top 25 Enterprise app developers based in France

Name: Enterprise app developers based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 100 companies tracked

There are 100 enterprise app developers headquartered in France (RevenueBase, August 2026). RevenueBase tracks 616 professional contacts across them, including 193 with verified work emails and 22 with mobile numbers. Paris is the largest hub.

This list covers enterprise app developers headquartered in 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.

100Companies

616Contacts tracked

193Verified emails

22Mobile numbers

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The 25 largest enterprise app developers based in France

Ranked by team size

Top 25 of 100 enterprise app developers based in 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	Castelis	Ivry Sur Seine	51-200	95	47
2	Eurêka Solutions	Pfastatt	11-50	49	29
3	Openium	Clermont-Ferrand	11-50	41	29
4	ALO	Salouel	n/a	34	1
5	BEAPP	Nantes	11-50	31	14
6	Ag2l	Larmor-Plage	11-50	11	7
7	Isphers	n/a	11-50	11	3
8	Mobifactory	Lyon	11-50	10	7
9	2le Logiciel Libre Pour L Entreprise	Mulhouse	11-50	10	6
10	YUZU	Cesson-Sevigne	11-50	9	2
11	Dysoft	Paris	11-50	9	1
12	Attractiv IT	Lyon	1-10	8	6
13	Beeside	Sarrola Carcopino	1-10	8	5
14	Indeso	Dardilly	11-50	8	2
15	ADG Software Engineering	Le Mans	1-10	6	4
16	DEV Influence	Mont-Saint-Aignan	11-50	5	3
17	BRYO	Villate	1-10	4	3
18	Elyote	Coulommiers	1-10	4	1
19	Perspicapp Studio	Lyon	1-10	2	2
20	3a Solutions SAS	Borgo	1-10	2	2
21	Ecocea Technologies	Paris	11-50	2	1
22	Onatys	Chanteloup En Brie	1-10	2	1
23	Skyhook	Paris	1-10	2	1
24	R-Square	Bordeaux	1-10	1	1
25	Wizapp	Greasque	1-10	1	1

Showing 25 of 100 enterprise app developers based in France

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 193 reachable decision-makers.

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Enterprise app developers based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 17 HQs

22Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

Enterprise app developers by metro

Metro	Companies
Enterprise app developers in Paris	17
Enterprise app developers in Lyon	5
Enterprise app developers in Marseille	3
Enterprise app developers in Le Mans	2
Enterprise app developers in Valence	2
Enterprise app developers in La Chaize Le Vicomte	2
Enterprise app developers in Bordeaux	2

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 “enterprise app developers”, with match quality audited by blind human judging, and headquartered in 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 enterprise app developers are there based in France?

There are 100 enterprise app developers headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

Castelis, headquartered in Ivry Sur Seine, tops this list with the largest team on record.

Which city has the most enterprise app developers?

Paris leads with 17 headquartered companies, followed by Lyon (5) and Marseille (3).

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 193 verified decision-maker contacts tracked across these 100 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.