Company lists · Data refreshed September 2026
Top 25 SaaS web developers based in France
RevenueBase identified 1,340 SaaS web developers headquartered in France as of September 2026 and tracks 8,303 professional contacts across them, including 2,997 with verified work emails and 277 with mobile numbers. Paris is the largest hub.
This list covers SaaS web developers 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, how directly it supports the match, and when it was last checked. Data refreshed September 6, 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.
The 25 largest SaaS web developers based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 904 | ||||
“SFEIR est une Société d’expertise spécialisée dans le développement d’applications sous toutes leurs formes ( web, mobile, IOT, cloud, data, etc.).” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 2 | 560 | ||||
“Sully Group : Working together to create a useful and sustainable digital environment > 1 global digital services offering: Business Applications, Mobile Applications…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 3 | 222 | ||||
“Whether dealing with Opensource, B2B, B2C mobile apps, intranets or HA infrastructures, the same approach remains: Understanding the context, qualifying the use case, determining…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 4 | 128 | ||||
“Notre raison d'être est d'accompagner l'évolution des usages de nos clients (startup, éditeurs, grands comptes) grâce à l'impact de nos ingénieurs IT.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 5 | 111 | ||||
“Bienvenue chez WEB-ATRIO, l’#ESN qui change la donne!” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 6 | 97 | ||||
“Castelis, c'est l'histoire d'une entreprise en croissance continue.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 7 | The CodingmachinePartial evidence | 93 | |||
“The Coding Machine is an IT company that provides bespoke web & mobile development.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 8 | 91 | ||||
“6TM accompagne ses clients vers un monde toujours plus communicant grâce à ses solutions web, mobiles et logiciels.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 9 | 85 | ||||
“4SH est une entreprise de services du numérique.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 10 | 78 | ||||
“If you’re looking for a team who are up to the challenges of your project, you found it!” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 11 | 75 | ||||
“BOCASAY est une entreprise de services du numérique (ESN / SSII) spécialisée dans le développement web et applicatif.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 12 | 71 | ||||
“En 2025, theTribe célèbre 10 ans d’expertise dans le développement de solutions numériques sur-mesure.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 13 | 69 | ||||
“EXOMIND est une agence de conseil spécialisée dans la conception et le développement d'applications mobiles et plateformes web.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 14 | 66 | ||||
“Désirade est une entreprise de services du numérique spécialisée dans les petites applications depuis 27 ans à Toulouse et Lyon.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 15 | 61 | ||||
“LIKSI est une société de développement logiciel, basée à Rennes et Nantes fondée par 4 ingénieurs passionnés et offrant une haute qualité de service.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 16 | 52 | ||||
“repply est une société basée à La Rochelle, spécialisée dans le développement d'applications métiers sur les technologies web et mobiles.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 17 | 51 | ||||
“Bilog SAS est une ESN basée à Versailles qui, forte de ses plus de 530 projets réalisés (à l'été 2016), propose aux éditeurs de logiciels et aux ETI, des compétences dans la…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 18 | 49 | ||||
“STEAMULO - Digital & IA Factory STEAMULO est une équipe d’experts techniques apportant des solutions innovantes aux problématiques web, mobile & IA de ses clients.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 19 | 47 | ||||
“Intégrateur local et régional de solutions informatiques innovantes en région Occitanie et Nouvelle Aquitaine.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 20 | 47 | ||||
“Chez Elipce Solutions, nous concevons, déployons et maintenons des solutions logicielles adaptées à vos enjeux spécifiques, qu'il s'agisse d'outils internes dans tous les…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 21 | JehannIndirect evidence | 45 | |||
Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 22 | 42 | ||||
“Le GroupeFBO est l'un des leaders du développement informatique en Vendée.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 23 | 39 | ||||
“Codéin vous accompagne de la création au déploiement de vos applications web sur le cloud.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 24 | 38 | ||||
“Kernix est une agence digitale experte en développement d'applications web et mobile : Kernix propose des solutions sur mesure et accompagne ses clients tout au long de leur…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 25 | Page UPPartial evidence | 36 | |||
“Nous sommes spécialisés dans la conception et le développement de solutions web et mobiles professionnelles s’adressant aux PME, Grandes Entreprises, Grands Comptes et Secteur…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 1,340 SaaS web developers based in France
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SaaS web developers based in France at a glance
As of Sep 6, 2026Companies by employee count
Verified emails by last verification
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 SaaS web developers, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in France whose own description of what they do matches “SaaS web developers”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among SaaS web developers, 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 an evidence 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, 2,997 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 6, 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.
SaaS web developers by metro
Frequently asked
How many SaaS web developers are there based in France?
RevenueBase identified 1,340 SaaS web developers 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?
SFEIR, headquartered in Neuilly-Sur-Seine, tops this list with the largest team on record.
Which city has the most SaaS web developers?
Paris leads with 279 headquartered companies, followed by Lyon (58) and Toulouse (41).
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 2,997 verified decision-maker contacts tracked across these 1,340 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 6, 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.