Company lists · Data refreshed November 2026

Top 25 System integration consultancies based in France

RevenueBase identified 1,447 company matches for system integration consultancies associated with France as of November 2026 and tracks 34,371 professional contacts across them, including 12,908 with verified work emails. Paris is the largest hub.

This list covers company matches for system integration consultancies 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 November 5, 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.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
1,447Companies
34,371Contacts tracked
12,908Verified emails
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The 25 largest system integration consultancies based in France

Ranked by team size
Top 25 of 1,447 company matches for system integration consultancies based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchParis, FranceHQ recorded Nov 5, 202610001+5,212 contacts →

Exact match

“Le groupe SII est une société d’ingénierie et de conseil en technologies (ICT) et une entreprise de services numériques (ESN) créée en 1979 par Bernard HUVÉ, ingénieur de…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchParis, FranceHQ recorded Nov 5, 20261,001-5,0001,693 contacts →

Exact match

“mc2i is an independent consultancy in Information System.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchSainghin En Mélantois, FranceHQ recorded Nov 5, 2026n/a997 contacts →

Exact match

“NRC, créée en 1997, est un intégrateur informatique, spécialisé dans l’intégration de solutions de gestion pour les PME et est devenue un acteur de référence dans le déploiement…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 20261,001-5,000870 contacts →

Exact match

“Viveris is a consulting and engineering company with two main activities - IT consulting.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 20261,001-5,000868 contacts →

Exact match

“We are true to our word Expertise, trust, careers For 36 years, Apside has cooperated with the largest French and European groups on their IT and scientific projects.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchLevallois-perret, FranceHQ recorded Nov 5, 20261,001-5,000727 contacts →

Exact match

“Le Groupe INTM est une société de conseil et de services en ingénierie numérique, dont le positionnement s'inscrit depuis plusieurs années dans une volonté de proximité, d'écoute…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchIssy-les-moulineaux, FranceHQ recorded Nov 5, 2026501-1,000615 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchCourbevoie, FranceHQ recorded Nov 5, 20265,001-10,000448 contacts →

Exact match

“Equans Digital connects OT, IT and data to make your infrastructures truly controllable.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchVersailles, FranceHQ recorded Nov 5, 2026n/a438 contacts →

Exact match

“Forte de compétences consolidées autour d'un réseau de partenaires fidélisés depuis plus de 15 ans, HexaWare vous accompagne dans l'évolution permanente de votre système…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchVilleurbanne, FranceHQ recorded Nov 5, 20261,001-5,000434 contacts →

Exact match

“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…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchAix-en-provence, FranceHQ recorded Nov 5, 2026201-500420 contacts →

Exact match

“KPC se positionne comme un acteur global capable d’intervenir aussi bien sur des phases amonts (AMOA) que sur des phases d’intégration de logiciels (AMOE): Conseil et Services…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 2026501-1,000406 contacts →

Exact match

“Metsys est un intégrateur de solutions de cybersécurité, d’infrastructure et de cloud.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchMontbonnot-saint-martin, FranceHQ recorded Nov 5, 2026201-500275 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 · Nov 5, 2026 · View company records in RevenueBase
14Exact matchParis, FranceHQ recorded Nov 5, 2026201-500233 contacts →

Exact match

“Business At Work is a management and information systems consultancy company offering a range of services entirely focused towards the optimisation of the internal functions of…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchLyon, FranceHQ recorded Nov 5, 202651-200223 contacts →

Exact match

“We are independent experts in networking and telecommunications.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchSèvres, FranceHQ recorded Nov 5, 202651-200220 contacts →

Exact match

“Créée en 1996, Webnet est intégrateur de solutions internet.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchSaint Michel Sur Orge, FranceHQ recorded Nov 5, 202651-200199 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 20261,001-5,000187 contacts →

Exact match

“Fondée en 2005, agap2 IT est une société de conseil en Systèmes d’Information d’envergure européenne (France, Portugal, Suisse et Espagne).”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchMontpellier, FranceHQ recorded Nov 5, 202651-200186 contacts →

Exact match

“Créée en 1997, Acelys Services Numériques est une entreprise de services numériques (ESN) basée en Occitanie.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchRoissy En France, FranceHQ recorded Nov 5, 202651-200178 contacts →

Exact match

“C2C est un intégrateur spécialisé dans les systèmes de communication Réseau IP couvrant les domaines des Infrastructures de câblage, le Wireless, les solutions de Vidéo Protection…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchParis La Défense Cedex, FranceHQ recorded Nov 5, 2026201-500171 contacts →

Exact match

“DEODIS est un Groupe de sociétés de conseil, spécialisé dans la gestion des services IT et la transformation numérique des organisations.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchColombes, FranceHQ recorded Nov 5, 2026201-500171 contacts →

Exact match

“Prolival is a French IT company, specialised in the conception, implementation and management of IT infrastructures for its clients.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Nov 5, 202651-200154 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchClichy, FranceHQ recorded Nov 5, 202651-200151 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchLevallois-perret, FranceHQ recorded Nov 5, 202651-200149 contacts →

Exact match

“Chez RS2i, nous avons à cœur de réaliser votre transformation digitale, et ce, grâce à notre expertise acquise de longue date.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 1,447 system integration consultancies based in France

See the full list, filter by size, metro and specialty, and access 12,908 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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System integration consultancies based in France at a glance

As of Nov 5, 2026
37.6%Verified-email coverage
23.8Average contacts per company
1-10Median size (employees)
14.0%Largest-city concentration · Paris
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
799
11-50
466
51-200
134
201-500
24
501-1,000
4
1,001-5,000
8
5,001-10,000
3
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 1,447 companies.

How 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 “system integration consultancies” 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 12,908 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 November 5, 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.

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 “system integration consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many system integration consultancies are there based in France?

RevenueBase identified 1,447 company matches for system integration consultancies associated with France as of November 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?

Groupe SII tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most system integration consultancies?

Paris leads with 203 company records, followed by Lyon (41) and Toulouse (25).

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 12,908 professional contacts with verified work emails tracked across these 1,447 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 November 5, 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.