Company lists · Data refreshed September 2026

Top 25 Implementation service providers based in France

RevenueBase identified 650 implementation service providers headquartered in France as of September 2026 and tracks 15,319 professional contacts across them, including 5,559 with verified work emails. Paris is the largest hub.

This list covers implementation service providers 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 20, 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 20, 2026 86% judged on-target in blind review
650Companies
15,319Contacts tracked
5,559Verified emails
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The 25 largest implementation service providers based in France

Ranked by team size
Top 25 of 650 implementation service providers based in France, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to implementation service providers: 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 evidenceSaint-ouen, FranceHQ checked Sep 20, 202610001+2,169 contacts →

Indirect evidence

“Gfi became Inetum in 2020.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceNeuilly-sur-seine, FranceHQ checked Sep 20, 20261,001-5,0001,735 contacts →

Indirect evidence

“Infotel accompagne les directions Informatiques et Métiers des grandes entreprises depuis 45 ans (Airbus, Air France, PSA, BNP Paribas, Banque de France ou encore BPCE, etc.).”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceCourbevoie, FranceHQ checked Sep 20, 20261,001-5,000705 contacts →

Indirect evidence

“Softeam is the Consulting and Services brand of Docaposte.”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceIssy-les-moulineaux, FranceHQ checked Sep 20, 2026501-1,000579 contacts →

Indirect evidence

“Absys Cyborg - A company specialized on business solutions deployments - Subsidiary of the Keyrus Group - 330 employees - 3,800 customers - Is employee development centric - Is…”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceVilleurbanne, FranceHQ checked Sep 20, 20261,001-5,000412 contacts →

Indirect evidence

“Intégrateur de solutions innovantes & technologiques, reconnu sur le marché français et à l’international, nous venons en aide aux entreprises dans l’utilisation quotidienne de…”

Source: RevenueBase Database · checked Sep 20, 2026
6Indirect evidenceParis, FranceHQ checked Sep 20, 2026201-500365 contacts →

Indirect evidence

“Soft Computing est une société de conseil et de services spécialisée en Gestion de la Relation Client (CRM), Pilotage de la Performance (Business Intelligence) et e-Business.”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceBoulogne-billancourt, FranceHQ checked Sep 20, 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 20, 2026
8Indirect evidenceBezons, FranceHQ checked Sep 20, 2026201-500213 contacts →

Indirect evidence

“Edifixio is an IT services company working mainly for large international companies, in the areas of Industry, Retail, Insurance and Services.”

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceNanterre, FranceHQ checked Sep 20, 2026201-500207 contacts →

Indirect evidence

“Created in 1998, CODiLOG is specialized in Consulting, Integration, Administration and TMA of the SAP ERP.”

Source: RevenueBase Database · checked Sep 20, 2026
10Indirect evidenceParis, FranceHQ checked Sep 20, 202651-200206 contacts →

Indirect evidence

“MeltOne is a consulting firm specialized in Organization and Solution Integration that helps companies and their employees in journey toward their transformation.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceSaint-cloud, FranceHQ checked Sep 20, 2026201-500193 contacts →

Indirect evidence

“EASYTEAM est un acteur global de la fourniture, la mise en œuvre, l’exploitation, l’accompagnement et la gestion des solutions Oracle pour les entreprises et administrations…”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceSaint-denis, FranceHQ checked Sep 20, 2026201-500162 contacts →

Indirect evidence

“Partenaire reconnu de la transformation digitale, Calliope Business Solutions est spécialisé dans l’édition et l’intégration de solutions ERP, CRM et collaboratives sur les…”

Source: RevenueBase Database · checked Sep 20, 2026
13Indirect evidenceParis, FranceHQ checked Sep 20, 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 20, 2026
14Indirect evidenceRouen, FranceHQ checked Sep 20, 2026201-500141 contacts →

Indirect evidence

“Entreprise de Services du Numérique, Attineos revendique sa différence.”

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceSainghin-en-mélantois, FranceHQ checked Sep 20, 202651-200136 contacts →

Indirect evidence

“LE DIGITAL PAR EXPERIENCE] Ntico, entreprise de services numérique est une communauté de talents, présente à Lille, Massy, Orléans et Montpellier, partageant des valeurs…”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceRennes, FranceHQ checked Sep 20, 202611-50133 contacts →

Indirect evidence

“Dans un monde où tout s’accélère, la transformation numérique n’est plus une option : c’est un levier de compétitivité.”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceLabège, FranceHQ checked Sep 20, 202651-200132 contacts →

Indirect evidence

“Labsoft SSII accompagne des grands comptes régionaux et national ainsi que des PME PMI.”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceAngoulême, FranceHQ checked Sep 20, 202651-200127 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceParis, FranceHQ checked Sep 20, 202651-200124 contacts →

Indirect evidence

“Get a head start Apsia innove, conseille et construit pour vous donner un coup d'avance en toute responsabilité humaine.”

Source: RevenueBase Database · checked Sep 20, 2026
20Strong evidenceClichy, FranceHQ checked Sep 20, 202651-200123 contacts →

Strong 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 20, 2026
21Indirect evidenceClermont-ferrand, FranceHQ checked Sep 20, 202651-200106 contacts →

Indirect evidence

“Cabinet de conseil, Lojelis accompagne les entreprises sur les problématiques technologiques et métiers.”

Source: RevenueBase Database · checked Sep 20, 2026
22Indirect evidenceRoubaix, FranceHQ checked Sep 20, 202651-20095 contacts →

Indirect evidence

“Eh non,"Développeurs de progrès", n’est pas qu'un joli slogan pour nos T-shirts; c'est une véritable philosophie.”

Source: RevenueBase Database · checked Sep 20, 2026
23Indirect evidenceArpajon, FranceHQ checked Sep 20, 202611-5088 contacts →

Indirect evidence

“G4 Boosting Information est : conjuguer la connaissance métier, la maîtrise des outils et la capacité à personnaliser vos projets.”

Source: RevenueBase Database · checked Sep 20, 2026
24Indirect evidenceBeaucouzé, FranceHQ checked Sep 20, 202651-20084 contacts →

Indirect evidence

“Unlock Your Digital Potential with SIMPHONIS!”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceParis, FranceHQ checked Sep 20, 202651-20082 contacts →

Indirect evidence

“Lucem, les experts de l'ERP!”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 650 implementation service providers based in France

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Implementation service providers based in France at a glance

As of Sep 20, 2026
36.3%Verified-email coverage
23.6Average contacts per company
1-10Median size (employees)
21.4%Largest-city concentration · Paris
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
359
11-50
199
51-200
66
201-500
15
501-1,000
3
1,001-5,000
5
5,001-10,000
1
10001+
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 650 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 implementation service providers, 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 “implementation service providers”. 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 implementation service providers), 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 implementation service providers, 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, 5,559 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 20, 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.

Implementation service providers by metro

  • Implementation service providers in Paris139

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 implementation service providers, 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 implementation service providers are there based in France?

RevenueBase identified 650 implementation service providers 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?

GFI World, headquartered in Saint-Ouen, tops this list with the largest team on record.

Which city has the most implementation service providers?

Paris leads with 139 headquartered companies, followed by Lyon (16) and Toulouse (15).

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 5,559 verified decision-maker contacts tracked across these 650 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 20, 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.