Company lists · Data refreshed September 2026
Top 25 Custom software services based in France
RevenueBase identified 1,375 company matches for custom software services associated with France as of September 2026 and tracks 9,590 professional contacts across them, including 3,367 with verified work emails and 296 with mobile numbers. Paris is the largest hub.
This list covers company matches for custom software services associated with France, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed September 24, 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 custom software services based in France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 904 contacts → | ||||
Exact match “SFEIR est une Société d’expertise spécialisée dans le développement d’applications sous toutes leurs formes ( web, mobile, IOT, cloud, data, etc.).” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 2 | 315 contacts → | ||||
Exact match “At Avanquest, we develop software that makes digital simpler, smarter and more useful.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 3 | 261 contacts → | ||||
Exact match “Nous sommes une ESN (entreprise de services numériques) spécialisée dans la conception, le développement et la maintenabilité de solutions informatiques, techniques et…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 4 | 222 contacts → | ||||
Exact match “Whether dealing with Opensource, B2B, B2C mobile apps, intranets or HA infrastructures, the same approach remains: Understanding the context, qualifying the use case, determining…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 5 | 170 contacts → | ||||
Exact match “Une SSII avec de vraies valeurs."S'engager au forfait, respecter, les attentes de nos clients, leur budget en favorisant notamment la réutilisation affichée de nos composants…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 6 | 127 contacts → | ||||
Exact match “Scub est une société de service en informatique qui a pour but de fournir du conseil et de développer des applications spécifiques afin de résoudre vos problématiques les plus…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 7 | 127 contacts → | ||||
Exact match “IS Technologies est une société de conseils et de services en informatique basée à La Défense.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 8 | 105 contacts → | ||||
Exact match “Spark-it is an expert in software architecture.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 9 | 97 contacts → | ||||
Exact match “Castelis, c'est l'histoire d'une entreprise en croissance continue.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 10 | 95 contacts → | ||||
Exact match “Toshiba Centre Grand Ouest met sa passion de l'innovation au service de ses clients en proposant des solutions à la pointe de la technologie, utiles à la vie des entreprises…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 11 | 93 contacts → | ||||
Exact match “The Coding Machine is an IT company that provides bespoke web & mobile development.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 12 | 91 contacts → | ||||
Exact match “6TM accompagne ses clients vers un monde toujours plus communicant grâce à ses solutions web, mobiles et logiciels.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 13 | 85 contacts → | ||||
Exact match “4SH est une entreprise de services du numérique.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 14 | 78 contacts → | ||||
Exact match “If you’re looking for a team who are up to the challenges of your project, you found it!” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 15 | 71 contacts → | ||||
Exact match “En 2025, theTribe célèbre 10 ans d’expertise dans le développement de solutions numériques sur-mesure.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 16 | 69 contacts → | ||||
Exact match “EXOMIND est une agence de conseil spécialisée dans la conception et le développement d'applications mobiles et plateformes web.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 17 | 66 contacts → | ||||
Exact match “IPANOVA a pour mission de développer des solutions informatiques innovantes et adaptées aux besoins de nos clients, tout en favorisant une approche collaborative et inclusive.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 18 | 66 contacts → | ||||
Exact match “Désirade est une entreprise de services du numérique spécialisée dans les petites applications depuis 27 ans à Toulouse et Lyon.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 19 | 64 contacts → | ||||
Exact match “Ipsosenso manages from end-to-end (design, development and outsourcing) e-applications projects of large accounts.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 20 | 64 contacts → | ||||
Exact match “Nous sommes une ESN experte, engagée et résolument humaine.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 21 | 54 contacts → | ||||
Exact match “Notre métier : Digital Transformers Notre mission : Augmenter votre Valeur!” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 22 | 52 contacts → | ||||
Exact match “repply est une société basée à La Rochelle, spécialisée dans le développement d'applications métiers sur les technologies web et mobiles.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 23 | 51 contacts → | ||||
Exact match “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…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 24 | 49 contacts → | ||||
Exact match “STEAMULO - Digital & IA Factory STEAMULO est une équipe d’experts techniques apportant des solutions innovantes aux problématiques web, mobile & IA de ses clients.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 25 | 49 contacts → | ||||
Exact match “QUI SOMMES-NOUS?” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “custom software services”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 1,375 custom software services based in France
See the full list, filter by size, metro and specialty, and access 3,367 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Custom software services based in France at a glance
As of Sep 24, 2026Companies by employee count
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 26.0dCompany record updated
Median 79.0dHow this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- 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
- Company records associated with France whose business descriptions match “custom software services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 3,367 professional contacts with verified work emails across the full matched dataset. 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 24, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Custom software services by metro
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “custom software services”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many custom software services are there based in France?
RevenueBase identified 1,375 company matches for custom software services associated with France as of September 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
SFEIR tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most custom software services?
Paris leads with 260 company records, followed by Lyon (59) and Toulouse (32).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 3,367 professional contacts with verified work emails tracked across these 1,375 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 24, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,375 custom software services based in France. Start with a free account, no credit card.
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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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Custom software services based in the United States
- Custom software services based in the United Kingdom
- Custom software services based in Brazil
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Company intelligence · public preview
Top 25 custom software services based in France
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 1,375 matching company records for custom software services based in France, with 9,590 tracked contacts and 3,367 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 custom software services based in France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  SFEIRsfeir.comHQ: Neuilly-sur-seine, FranceReported employees: 501-1,000 | Neuilly-sur-seine, France | 501-1,000 | Exact match | 904 contacts → |
“SFEIR est une Société d’expertise spécialisée dans le développement d’applications sous toutes leurs formes ( web, mobile, IOT, cloud, data, etc.).” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Avanquestavanquestgroup.comHQ: Courbevoie, FranceReported employees: 201-500 | Courbevoie, France | 201-500 | Exact match | 315 contacts → |
“At Avanquest, we develop software that makes digital simpler, smarter and more useful.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Kaizen Solutions KZSkaizen-solutions.netHQ: Montbonnot-saint-martin, FranceReported employees: 201-500 | Montbonnot-saint-martin, France | 201-500 | Exact match | 261 contacts → |
“Nous sommes une ESN (entreprise de services numériques) spécialisée dans la conception, le développement et la maintenabilité de solutions informatiques, techniques et…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Takimatakima.frHQ: Bagneux, FranceReported employees: 51-200 | Bagneux, France | 51-200 | Exact match | 222 contacts → |
“Whether dealing with Opensource, B2B, B2C mobile apps, intranets or HA infrastructures, the same approach remains: Understanding the context, qualifying the use case, determining…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  AXYUSaxyus.comHQ: Issy-les-moulineaux, FranceReported employees: 51-200 | Issy-les-moulineaux, France | 51-200 | Exact match | 170 contacts → |
“Une SSII avec de vraies valeurs."S'engager au forfait, respecter, les attentes de nos clients, leur budget en favorisant notamment la réutilisation affichée de nos composants…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  SCUBscub.netHQ: Angoulême, FranceReported employees: 51-200 | Angoulême, France | 51-200 | Exact match | 127 contacts → |
“Scub est une société de service en informatique qui a pour but de fournir du conseil et de développer des applications spécifiques afin de résoudre vos problématiques les plus…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  IS Technologiesis-technologies.netHQ: Courbevoie Cedex, FranceReported employees: Not recorded | Courbevoie Cedex, France | Not recorded | Exact match | 127 contacts → |
“IS Technologies est une société de conseils et de services en informatique basée à La Défense.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Spark-Itspark-it.frHQ: La Défense 5, FranceReported employees: 51-200 | La Défense 5, France | 51-200 | Exact match | 105 contacts → |
“Spark-it is an expert in software architecture.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  Casteliscastelis.comHQ: Ivry Sur Seine, FranceReported employees: 51-200 | Ivry Sur Seine, France | 51-200 | Exact match | 97 contacts → |
“Castelis, c'est l'histoire d'une entreprise en croissance continue.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Toshiba Centre Grand Ouesttoshibatec.frHQ: Sotteville-lès-rouen, FranceReported employees: 51-200 | Sotteville-lès-rouen, France | 51-200 | Exact match | 95 contacts → |
“Toshiba Centre Grand Ouest met sa passion de l'innovation au service de ses clients en proposant des solutions à la pointe de la technologie, utiles à la vie des entreprises…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  The Codingmachinethecodingmachine.comHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 93 contacts → |
“The Coding Machine is an IT company that provides bespoke web & mobile development.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  6tm6tm.comHQ: Rennes, FranceReported employees: 51-200 | Rennes, France | 51-200 | Exact match | 91 contacts → |
“6TM accompagne ses clients vers un monde toujours plus communicant grâce à ses solutions web, mobiles et logiciels.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  4sh4sh.frHQ: Le Haillan, FranceReported employees: 51-200 | Le Haillan, France | 51-200 | Exact match | 85 contacts → |
“4SH est une entreprise de services du numérique.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  SERLIserli.comHQ: Chasseneuil-du-poitou, FranceReported employees: 51-200 | Chasseneuil-du-poitou, France | 51-200 | Exact match | 78 contacts → |
“If you’re looking for a team who are up to the challenges of your project, you found it!” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Thetribethetribe.ioHQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 71 contacts → |
“En 2025, theTribe célèbre 10 ans d’expertise dans le développement de solutions numériques sur-mesure.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Exomindexomind.frHQ: Boulogne-billancourt, FranceReported employees: 51-200 | Boulogne-billancourt, France | 51-200 | Exact match | 69 contacts → |
“EXOMIND est une agence de conseil spécialisée dans la conception et le développement d'applications mobiles et plateformes web.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ipanovaipanova.comHQ: Blagnac, FranceReported employees: 51-200 | Blagnac, France | 51-200 | Exact match | 66 contacts → |
“IPANOVA a pour mission de développer des solutions informatiques innovantes et adaptées aux besoins de nos clients, tout en favorisant une approche collaborative et inclusive.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Désiradedesirade.frHQ: Toulouse, FranceReported employees: 51-200 | Toulouse, France | 51-200 | Exact match | 66 contacts → |
“Désirade est une entreprise de services du numérique spécialisée dans les petites applications depuis 27 ans à Toulouse et Lyon.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Ipsosensoipsosenso.comHQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 64 contacts → |
“Ipsosenso manages from end-to-end (design, development and outsourcing) e-applications projects of large accounts.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Elephant Technologieselephant-technologies.frHQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 64 contacts → |
“Nous sommes une ESN experte, engagée et résolument humaine.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Kreactivekreactive.comHQ: Lyon, FranceReported employees: 51-200 | Lyon, France | 51-200 | Exact match | 54 contacts → |
“Notre métier : Digital Transformers Notre mission : Augmenter votre Valeur!” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Repplyrepply.frHQ: La Rochelle, FranceReported employees: 11-50 | La Rochelle, France | 11-50 | Exact match | 52 contacts → |
“repply est une société basée à La Rochelle, spécialisée dans le développement d'applications métiers sur les technologies web et mobiles.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  BILOGbilog.frHQ: Versailles, FranceReported employees: 51-200 | Versailles, France | 51-200 | Exact match | 51 contacts → |
“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…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Steamulosteamulo.comHQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 49 contacts → |
“STEAMULO - Digital & IA Factory STEAMULO est une équipe d’experts techniques apportant des solutions innovantes aux problématiques web, mobile & IA de ses clients.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Wemoovwemoov.frHQ: Carquefou, FranceReported employees: 51-200 | Carquefou, France | 51-200 | Exact match | 49 contacts → |
“QUI SOMMES-NOUS?” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 1,375 company matches
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Custom software services: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
1,371 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 26.0dCompany record updated
Median 79.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Custom software services by metro
Questions about this company list
What does Exact match mean for custom software services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many custom software services did RevenueBase find based in France?
The saved snapshot records 1,375 matching company records, 9,590 tracked contacts and 3,367 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Custom software services by geography
- Custom software services based in the United States
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- Custom software services based in Brazil
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- Custom software services based in Canada
- Custom software services based in Italy
- Custom software services based in Poland
- Custom software services based in the Netherlands
- Custom software services based in Australia
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Browse the directory
Cite this list
RevenueBase Data Team. Top 25 custom software services based in France. Snapshot: September 24, 2026. https://revenuebase.ai/companies/custom-software-services/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Custom software services based in the United States
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Company intelligence · public preview
Top 25 custom software services based in France
RevenueBase records 1,375 matching company records for custom software services based in France, with 9,590 tracked contacts and 3,367 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 custom software services based in France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | SFEIRsfeir.com HQ: Neuilly-sur-seine, FranceReported employees: 501-1,000 | Neuilly-sur-seine, France | 501-1,000 | Exact match | 904 contacts → |
“SFEIR est une Société d’expertise spécialisée dans le développement d’applications sous toutes leurs formes ( web, mobile, IOT, cloud, data, etc.).” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Avanquestavanquestgroup.com HQ: Courbevoie, FranceReported employees: 201-500 | Courbevoie, France | 201-500 | Exact match | 315 contacts → |
“At Avanquest, we develop software that makes digital simpler, smarter and more useful.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Kaizen Solutions KZSkaizen-solutions.net HQ: Montbonnot-saint-martin, FranceReported employees: 201-500 | Montbonnot-saint-martin, France | 201-500 | Exact match | 261 contacts → |
“Nous sommes une ESN (entreprise de services numériques) spécialisée dans la conception, le développement et la maintenabilité de solutions informatiques, techniques et…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Takimatakima.fr HQ: Bagneux, FranceReported employees: 51-200 | Bagneux, France | 51-200 | Exact match | 222 contacts → |
“Whether dealing with Opensource, B2B, B2C mobile apps, intranets or HA infrastructures, the same approach remains: Understanding the context, qualifying the use case, determining…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | AXYUSaxyus.com HQ: Issy-les-moulineaux, FranceReported employees: 51-200 | Issy-les-moulineaux, France | 51-200 | Exact match | 170 contacts → |
“Une SSII avec de vraies valeurs."S'engager au forfait, respecter, les attentes de nos clients, leur budget en favorisant notamment la réutilisation affichée de nos composants…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | SCUBscub.net HQ: Angoulême, FranceReported employees: 51-200 | Angoulême, France | 51-200 | Exact match | 127 contacts → |
“Scub est une société de service en informatique qui a pour but de fournir du conseil et de développer des applications spécifiques afin de résoudre vos problématiques les plus…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | IS Technologiesis-technologies.net HQ: Courbevoie Cedex, FranceReported employees: Not recorded | Courbevoie Cedex, France | Not recorded | Exact match | 127 contacts → |
“IS Technologies est une société de conseils et de services en informatique basée à La Défense.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Spark-Itspark-it.fr HQ: La Défense 5, FranceReported employees: 51-200 | La Défense 5, France | 51-200 | Exact match | 105 contacts → |
“Spark-it is an expert in software architecture.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | Casteliscastelis.com HQ: Ivry Sur Seine, FranceReported employees: 51-200 | Ivry Sur Seine, France | 51-200 | Exact match | 97 contacts → |
“Castelis, c'est l'histoire d'une entreprise en croissance continue.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Toshiba Centre Grand Ouesttoshibatec.fr HQ: Sotteville-lès-rouen, FranceReported employees: 51-200 | Sotteville-lès-rouen, France | 51-200 | Exact match | 95 contacts → |
“Toshiba Centre Grand Ouest met sa passion de l'innovation au service de ses clients en proposant des solutions à la pointe de la technologie, utiles à la vie des entreprises…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | The Codingmachinethecodingmachine.com HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 93 contacts → |
“The Coding Machine is an IT company that provides bespoke web & mobile development.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | 6tm6tm.com HQ: Rennes, FranceReported employees: 51-200 | Rennes, France | 51-200 | Exact match | 91 contacts → |
“6TM accompagne ses clients vers un monde toujours plus communicant grâce à ses solutions web, mobiles et logiciels.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | 4sh4sh.fr HQ: Le Haillan, FranceReported employees: 51-200 | Le Haillan, France | 51-200 | Exact match | 85 contacts → |
“4SH est une entreprise de services du numérique.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | SERLIserli.com HQ: Chasseneuil-du-poitou, FranceReported employees: 51-200 | Chasseneuil-du-poitou, France | 51-200 | Exact match | 78 contacts → |
“If you’re looking for a team who are up to the challenges of your project, you found it!” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Thetribethetribe.io HQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 71 contacts → |
“En 2025, theTribe célèbre 10 ans d’expertise dans le développement de solutions numériques sur-mesure.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Exomindexomind.fr HQ: Boulogne-billancourt, FranceReported employees: 51-200 | Boulogne-billancourt, France | 51-200 | Exact match | 69 contacts → |
“EXOMIND est une agence de conseil spécialisée dans la conception et le développement d'applications mobiles et plateformes web.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ipanovaipanova.com HQ: Blagnac, FranceReported employees: 51-200 | Blagnac, France | 51-200 | Exact match | 66 contacts → |
“IPANOVA a pour mission de développer des solutions informatiques innovantes et adaptées aux besoins de nos clients, tout en favorisant une approche collaborative et inclusive.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Désiradedesirade.fr HQ: Toulouse, FranceReported employees: 51-200 | Toulouse, France | 51-200 | Exact match | 66 contacts → |
“Désirade est une entreprise de services du numérique spécialisée dans les petites applications depuis 27 ans à Toulouse et Lyon.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ipsosensoipsosenso.com HQ: Paris, FranceReported employees: 51-200 | Paris, France | 51-200 | Exact match | 64 contacts → |
“Ipsosenso manages from end-to-end (design, development and outsourcing) e-applications projects of large accounts.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Elephant Technologieselephant-technologies.fr HQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 64 contacts → |
“Nous sommes une ESN experte, engagée et résolument humaine.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Kreactivekreactive.com HQ: Lyon, FranceReported employees: 51-200 | Lyon, France | 51-200 | Exact match | 54 contacts → |
“Notre métier : Digital Transformers Notre mission : Augmenter votre Valeur!” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Repplyrepply.fr HQ: La Rochelle, FranceReported employees: 11-50 | La Rochelle, France | 11-50 | Exact match | 52 contacts → |
“repply est une société basée à La Rochelle, spécialisée dans le développement d'applications métiers sur les technologies web et mobiles.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | BILOGbilog.fr HQ: Versailles, FranceReported employees: 51-200 | Versailles, France | 51-200 | Exact match | 51 contacts → |
“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…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Steamulosteamulo.com HQ: Paris, FranceReported employees: 11-50 | Paris, France | 11-50 | Exact match | 49 contacts → |
“STEAMULO - Digital & IA Factory STEAMULO est une équipe d’experts techniques apportant des solutions innovantes aux problématiques web, mobile & IA de ses clients.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Wemoovwemoov.fr HQ: Carquefou, FranceReported employees: 51-200 | Carquefou, France | 51-200 | Exact match | 49 contacts → |
“QUI SOMMES-NOUS?” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Custom software services: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. Coverage describes records in RevenueBase, rather than a census of every business in this market.
Reported company sizes
1,371 records in the displayed employee bands.
4 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Freshness & accuracy
How recently the business emails were verified and the company information checked
Email last verified
Median 26.0dCompany record updated
Median 79.0dHow this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
Coverage describes records in RevenueBase, rather than a census of every business in this market.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Custom software services by metro
Questions about this company list
What does Exact match mean for custom software services?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many custom software services did RevenueBase find based in France?
The saved snapshot records 1,375 matching company records, 9,590 tracked contacts and 3,367 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 custom software services based in France. Snapshot: September 24, 2026. https://revenuebase.ai/companies/custom-software-services/france.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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