Company lists · Data refreshed September 2026

Top 25 Software implementation firms based in France

RevenueBase identified 344 software implementation firms headquartered in France as of September 2026 and tracks 3,356 professional contacts across them, including 1,334 with verified work emails. Paris is the largest hub.

This list covers software implementation 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 29, 2026 86% judged on-target in blind review
344Companies
3,356Contacts tracked
1,334Verified emails
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The 25 largest software implementation firms based in France

Ranked by team size
Top 25 of 344 software implementation firms based in France, ranked by team size, largest first. Data refreshed Sep 29, 2026. RevenueBase Smart Search rates how each company's information relates to software implementation firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceBoulogne-billancourt, FranceHQ checked Sep 29, 2026201-500260 contacts →

Indirect evidence

“Secteur : Conseil Intégrateur de solutions de gestion (Comptabilité, Gestion commerciale, Paie, CRM, Gestion d'affaires.), SAGE Ligne 100, SAGE Ligne Prestations allant de…”

Source: RevenueBase Database · checked Sep 29, 2026
2Indirect evidenceIssy-les-moulineaux, FranceHQ checked Sep 29, 202651-200170 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 29, 2026
3Indirect evidenceLyon, FranceHQ checked Sep 29, 202651-200170 contacts →

Indirect evidence

“Transforming your device vision into reality.”

Source: RevenueBase Database · checked Sep 29, 2026
4Indirect evidenceParis, FranceHQ checked Sep 29, 202651-200150 contacts →

Indirect evidence

“Augusta Reeves was founded in 1998 as an IT services company with three areas of expertise: 1.”

Source: RevenueBase Database · checked Sep 29, 2026
5Partial evidenceClichy, FranceHQ checked Sep 29, 202651-200123 contacts →

Partial evidence

“Integrator dedicated to SAP, partner DVA, Consulting and training of SAP France, Applium has for vocation the consulting, the implementation and the optimization of SAP solutions.”

Source: RevenueBase Database · checked Sep 29, 2026
6Indirect evidenceParis, FranceHQ checked Sep 29, 202651-20082 contacts →

Indirect evidence

“Lucem, les experts de l'ERP!”

Source: RevenueBase Database · checked Sep 29, 2026
7Indirect evidenceNanterre, FranceHQ checked Sep 29, 202651-20076 contacts →

Indirect evidence

“HLI enables business transformation for our customers through innovative solutions to improve their performance and revenue- 30 Years of experience - 130 people through several…”

Source: RevenueBase Database · checked Sep 29, 2026
8Indirect evidenceLyon, FranceHQ checked Sep 29, 202651-20061 contacts →

Indirect evidence

“L'entreprise Axopen propose toute une gamme de produits et services informatique allant du conseil en système d'informations, développement de solutions sur mesure ou intégration…”

Source: RevenueBase Database · checked Sep 29, 2026
9Indirect evidenceVersailles, FranceHQ checked Sep 29, 202651-20051 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, 2026
10Indirect evidencePfastatt, FranceHQ checked Sep 29, 202611-5049 contacts →

Indirect evidence

“Eurêka Solutions : Votre partenaire en gestion intégrée Chez Eurêka Solutions, nous sommes éditeurs et intégrateurs du progiciel de gestion intégré Eurêka ERP.”

Source: RevenueBase Database · checked Sep 29, 2026
11Indirect evidenceParis, FranceHQ checked Sep 29, 2026201-50049 contacts →

Indirect evidence

“CONSULTIME met son expertise au service de ses Clients grands comptes, intégrateurs et éditeurs de logiciels pour développer, avec eux, les projets stratégiques.”

Source: RevenueBase Database · checked Sep 29, 2026
12Indirect evidenceValence, FranceHQ checked Sep 29, 202611-5047 contacts →

Indirect evidence

“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: RevenueBase Database · checked Sep 29, 2026
13Indirect evidenceRennes, FranceHQ checked Sep 29, 202651-20045 contacts →

Indirect evidence

“SpikeeLabs travaille auprès de ses clients sur la conception et la réalisation de leur système d’information.”

Source: RevenueBase Database · checked Sep 29, 2026
14Indirect evidenceSoultz-haut-rhin, FranceHQ checked Sep 29, 202611-5045 contacts →

Indirect evidence

“Simplify your IT projects and accelerate your digital transformation Whether it’s migrating to an ERP system, optimizing your IT infrastructure, or managing data flows… these are…”

Source: RevenueBase Database · checked Sep 29, 2026
15Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5043 contacts →

Indirect evidence

“Nous intervenons en distribution, mise en œuvre et optimisation de solutions ayant prouvé leur pertinence dans le pilotage des entreprises.”

Source: RevenueBase Database · checked Sep 29, 2026
16Indirect evidenceSuresnes, FranceHQ checked Sep 29, 202611-5043 contacts →

Indirect evidence

“Le groupe Kertios est composé d'activités de Conseil et de Technologies.”

Source: RevenueBase Database · checked Sep 29, 2026
17Indirect evidenceColombes, FranceHQ checked Sep 29, 202611-5039 contacts →

Indirect evidence

“Infor Business Services, Partenaire Expert de votre système d'Information.”

Source: RevenueBase Database · checked Sep 29, 2026
18Indirect evidenceParis, FranceHQ checked Sep 29, 202651-20037 contacts →

Indirect evidence

“Suivez la page entreprise ADONIS et restez informés de notre actualité Profil : QUI SOMMES-NOUS?”

Source: RevenueBase Database · checked Sep 29, 2026
19Indirect evidenceSalouël, FranceHQ checked Sep 29, 2026n/a34 contacts →

Indirect evidence

“Avoir un logiciel sur mesure performant est l’un des facteurs de réussite pour votre entreprise, pour cette raison la sélection d’une application de gestion est une opération…”

Source: RevenueBase Database · checked Sep 29, 2026
20Indirect evidenceSaint-cyr_sur-loire, FranceHQ checked Sep 29, 202611-5032 contacts →

Indirect evidence

“Ce n’est pas un hasard si GO SYSTEMES se lit avec la devise « 100% SERVICES ».”

Source: RevenueBase Database · checked Sep 29, 2026
21Indirect evidenceCourbevoie, FranceHQ checked Sep 29, 202611-5031 contacts →

Indirect evidence

“NEAPSYS est une société experte et indépendante dans le conseil IT, nos consultants développent pour nos clients des solutions digitales sur mesures et maîtrisent l’intégration…”

Source: RevenueBase Database · checked Sep 29, 2026
22Indirect evidenceParis, FranceHQ checked Sep 29, 202611-5031 contacts →

Indirect evidence

“DEXTON Consulting was built around a handful of experts from the world of information system and consulting.”

Source: RevenueBase Database · checked Sep 29, 2026
23Indirect evidenceValence, FranceHQ checked Sep 29, 202611-5030 contacts →

Indirect evidence

“Société de conseil informatique, ATM Consulting vous accompagne dans vos projets d'organisation et de modernisation de votre système d'information.”

Source: RevenueBase Database · checked Sep 29, 2026
24Indirect evidenceChartres De Bretagne, FranceHQ checked Sep 29, 202651-20028 contacts →

Indirect evidence

“Depuis OGI conseille et accompagne avec succès ses clients dans la mise en oeuvre de tous leurs projets informatiques.”

Source: RevenueBase Database · checked Sep 29, 2026
25Indirect evidenceNantes, FranceHQ checked Sep 29, 202611-5027 contacts →

Indirect evidence

“SAP solutions integrator”

Source: RevenueBase Database · checked Sep 29, 2026

Showing 25 of 344 software implementation firms based in France

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Software implementation firms based in France at a glance

As of Sep 29, 2026
39.7%Verified-email coverage
9.8Average contacts per company
1-10Median size (employees)
17.4%Largest-city concentration · Paris
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
234
11-50
85
51-200
22
201-500
2
1,001-5,000
1

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 344 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 implementation 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 implementation 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 implementation 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 implementation 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, 1,334 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 implementation 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 implementation 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 implementation firms are there based in France?

RevenueBase identified 344 software implementation 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?

Parthena Consultant, headquartered in Boulogne-Billancourt, tops this list with the largest team on record.

Which city has the most software implementation firms?

Paris leads with 60 headquartered companies, followed by Lyon (12) and Toulouse (12).

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 1,334 verified decision-maker contacts tracked across these 344 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.