Company lists · Data refreshed September 2026
Top 25 Software development quality firms based in France
RevenueBase identified 112 software development quality firms headquartered in France as of September 2026 and tracks 1,852 professional contacts across them, including 477 with verified work emails. Paris is the largest hub.
This list covers software development quality firms 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 29, 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.
The 25 largest software development quality firms based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 316 contacts → | ||||
Strong evidence “QESTIT is Europe’s leading specialist in Quality Engineering and software testing, helping organizations accelerate digital delivery with confidence, speed, and measurable impact.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 277 contacts → | ||||
Strong evidence “Founded in 1998, Henix is positioned as a leading trusted third party among independent French pure player digital services companies and an expert in software quality…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 108 contacts → | ||||
Indirect evidence “Depuis sa création en 2006, TRITUX a développé une expertise et un savoir faire lui permettant de mener à bien tous ses projets de l’amont à l’aval.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 105 contacts → | ||||
Indirect evidence “Arolla est une société de conseil spécialisée dans les techniques les plus avancées de développement logiciel : Clean Code, TDD, BDD, Legacy Remediation, style de Programmation…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 79 contacts → | ||||
Partial evidence “eXalt IT : là où l'expertise du Software Engineering rencontre l'audace, pour donner vie à chaque projet.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 69 contacts → | ||||
Partial evidence “KEREVAL laboratoire indépendant d’ingénierie de tests, est reconnu comme un des spécialistes de la qualité logicielle.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 55 contacts → | ||||
Strong evidence “BYRON GROUP is a human-oriented consulting company, created in 2010 and specialized in functional IT projects, such as- MOA - Software quality - Support - PMO - Pilot and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 51 contacts → | ||||
Indirect evidence “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: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 47 contacts → | ||||
Indirect evidence “La passion du Digital Testing.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 43 contacts → | ||||
Partial evidence “Pure Player du Quality Engineering, Werin Group est devenu en quelques années le leader du marché de l’IT.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 39 contacts → | ||||
Indirect evidence “Filiale du Groupe HPS (éditeur international de solutions dans le domaine de la monétique et des transactions sécurisées), Acpqualife est une ESN implantée à Aix en Provence…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 37 contacts → | ||||
Indirect evidence “YggVal accompagne les entreprises dans la phase de validation d’un produit, avant et après sa mise sur le marché, qu’il soit matériel ou logiciel, que ce soient des applications…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 34 contacts → | ||||
Partial evidence “Créée en 2018, CodeWorks est une ESN d’ingénierie logicielle qui accompagne les directions techniques sur des enjeux concrets de delivery, de qualité et de scalabilité.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 30 contacts → | ||||
Indirect evidence “WhiteDev est une Société de Services en Ingénierie Informatique (SSII) spécialisée en développement basée à Lille.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 18 contacts → | ||||
Strong evidence “Software Craftsmanship quality code and kindness are the main ingredients at One Logic.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 16 contacts → | ||||
Indirect evidence “TSI Consulting Services est une société de conseil et d’ingénierie indépendante.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 15 contacts → | ||||
Indirect evidence “Kalisoft est une société de conseil et de services technologiques créée en 2013 qui accompagne les entreprises dans leurs projets les plus innovants sur l’ensemble du cycle de vie…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 13 contacts → | ||||
Indirect evidence “Akawaka est une équipe d’experts techniques qui ne se contente pas de coder.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 13 contacts → | ||||
Indirect evidence “Stellar helps startup and scaleup leaders turn their Product into a growth engine that just won’t quit.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 13 contacts → | ||||
Indirect evidence “MLH CONSULTING est une ESN spécialisée dans le conseil en test logiciels informatiques, située en Île de France.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 10 contacts → | ||||
Partial evidence “DSY CONSULTING est une ESN, spécialisée dans la qualité logicielle, Notre objectif repose sur une croissance partagée, où nous considérons que le succès des clients et…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 9 contacts → | ||||
Indirect evidence “Frisbee Profiling a été créée en 2016.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 9 contacts → | ||||
Indirect evidence “Ataï-Consulting est une ESN spécialisée dans le domaine du test logiciel.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 8 contacts → | ||||
Partial evidence “Neoqualis est née de l'ambition de placer la qualité au cœur de chaque projet IT.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 7 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: software development quality firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names software development quality firms.
- Partial evidence
- Its own public description names part of software development quality firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name software development quality firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 112 software development quality firms based in France
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Software development quality firms based in France at a glance
As of Sep 29, 2026Companies by employee count
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 112 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 software development quality firms, 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 “software development quality firms”. 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 software development quality firms), 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 software development quality firms, 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, 477 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 29, 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.
Software development quality firms by metro
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 software development quality firms, 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 software development quality firms are there based in France?
RevenueBase identified 112 software development quality firms 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?
Qestit Group, headquartered in Paris, tops this list with the largest team on record.
Which city has the most software development quality firms?
Paris leads with 38 headquartered companies, followed by Nantes (5) and Lille (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 477 verified decision-maker contacts tracked across these 112 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 29, 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.
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