Company lists · Data refreshed September 2026

Top 25 Data integration consulting companies based in France

Name: Data integration consulting companies based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 982 companies tracked

RevenueBase identified 982 data integration consulting companies headquartered in France as of September 2026 and tracks 35,378 professional contacts across them, including 17,089 with verified work emails. Paris is the largest hub.

This list covers data integration consulting companies 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 19, 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 19, 2026 86% judged on-target in blind review

982Companies

35,378Contacts tracked

17,089Verified emails

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The 25 largest data integration consulting companies based in France

Ranked by team size

Top 25 of 982 data integration consulting companies based in France, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to data integration consulting companies: 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Wavestone	Partial evidence	100-101 Terrasse Boieldieu, FranceHQ checked Sep 19, 2026	1,001-5,000	6,190 contacts →
	Partial evidence “Wavestone is a leading consulting firm operating at the intersection of business and technology.” Source: RevenueBase Database · checked Sep 19, 2026
2	TALAN	Strong evidence	Paris, FranceHQ checked Sep 19, 2026	5,001-10,000	3,155 contacts →
	Strong evidence “Founded in France, Talan has grown into an international group that supports our clients in their end-to-end Data & AI transformation by combining management consulting with…” Source: RevenueBase Database · checked Sep 19, 2026
3	Artefact	Strong evidence	Paris, FranceHQ checked Sep 19, 2026	1,001-5,000	2,016 contacts →
	Strong evidence “Artefact is a global consulting and engineering firm specializing in data and AI services, headquartered in Paris, and a leader in Europe.” Source: RevenueBase Database · checked Sep 19, 2026
4	Keyrus	Indirect evidence	Levallois-perret, FranceHQ checked Sep 19, 2026	1,001-5,000	1,964 contacts →
	Indirect evidence “At Keyrus, we help organizations move from experimental AI to industrialized AI, from isolated agents to orchestrated systems, and from insight to execution.” Source: RevenueBase Database · checked Sep 19, 2026
5	Infotel	Indirect evidence	Neuilly-sur-seine, FranceHQ checked Sep 19, 2026	1,001-5,000	1,735 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 19, 2026
6	Consort Group	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	1,001-5,000	1,704 contacts →
	Partial evidence “Acteur de référence des systèmes d’information augmentés par l’intégration stratégique de la data, Consort Group accompagne les entreprises pour leur permettre de valoriser ce…” Source: RevenueBase Database · checked Sep 19, 2026
7	Hardis Group	Partial evidence	Seyssinet-pariset, FranceHQ checked Sep 19, 2026	1,001-5,000	1,132 contacts →
	Partial evidence “Hardis Group is a consulting and IT services company, a Salesforce pure player through its subsidiary Cloudity, and the vendor of the Reflex logistics software suite.” Source: RevenueBase Database · checked Sep 19, 2026
8	Synchrone FR	Strong evidence	Paris, FranceHQ checked Sep 19, 2026	1,001-5,000	803 contacts →
	Strong evidence “Synchrone apporte son expertise en Consulting, Data Expertise et Digital Experience à ses clients grands comptes.” Source: RevenueBase Database · checked Sep 19, 2026
9	Micropole	Strong evidence	Levallois-perret, FranceHQ checked Sep 19, 2026	1,001-5,000	795 contacts →
	Strong evidence “An international consulting group specialized in corporate transformation through Data, MICROPOLE partners its clients through a global approach: ‘Data Driven‘ Strategy, Cloud…” Source: RevenueBase Database · checked Sep 19, 2026
10	Ippon Technologies	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	510 contacts →
	Partial evidence “USING OUR COLLECTIVE ENERGY FOR POSITIVE TECHNOLOGY Ippon is a consulting and expertise firm, who is convinced that technology is a source of progress for society.” Source: RevenueBase Database · checked Sep 19, 2026
11	Zenika	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	501-1,000	430 contacts →
	Partial evidence “Zenika is an IT consulting firm with 550 employees that helps companies with their digital transformation.” Source: RevenueBase Database · checked Sep 19, 2026
12	Delaware France	Indirect evidence	Villeurbanne, FranceHQ checked Sep 19, 2026	1,001-5,000	412 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 19, 2026
13	Act-On Group	Indirect evidence	Neuilly-sur-seine, FranceHQ checked Sep 19, 2026	501-1,000	364 contacts →
	Indirect evidence “ACT-ON GROUP is the leading player in #HumanTech.” Source: RevenueBase Database · checked Sep 19, 2026
14	Infogene	Indirect evidence	Neuilly-sur-seine, FranceHQ checked Sep 19, 2026	501-1,000	291 contacts →
	Indirect evidence “INFOGENE est une ESN spécialisée dans 3 domaines principaux (en AMOA et MOE): DIGITAL: Notre savoir faire : Conseil, architecture logiciel, conception, développement, maintenance…” Source: RevenueBase Database · checked Sep 19, 2026
15	Avisia	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	284 contacts →
	Partial evidence “Founded in 2007, AVISIA has become over the years a leading player in Data, Digital & Technologies.” Source: RevenueBase Database · checked Sep 19, 2026
16	APGAR	Partial evidence	Neuilly Sur Seine, FranceHQ checked Sep 19, 2026	201-500	232 contacts →
	Partial evidence “APGAR is a services and advisory company that assists companies aiming for the data and AI to be at the heart of their strategy.” Source: RevenueBase Database · checked Sep 19, 2026
17	Iliade Consulting	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	211 contacts →
	Partial evidence “Iliade Consulting is an IT Consulting Company specialized in the energy and water sector.” Source: RevenueBase Database · checked Sep 19, 2026
18	Meltone Advisory	Strong evidence	Paris, FranceHQ checked Sep 19, 2026	51-200	206 contacts →
	Strong 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 19, 2026
19	Advanced Schema	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	201 contacts →
	Partial evidence “Founded in 2001, ADVANCED Schema is a Consulting and Outsourcing Services company.” Source: RevenueBase Database · checked Sep 19, 2026
20	MARGO	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	174 contacts →
	Partial evidence “More than a simple IT consulting group, MARGO is an alchemy of talents with constantly enriched expertise, always encouraged to be dynamic and to flourish.” Source: RevenueBase Database · checked Sep 19, 2026
21	Devoteam Data Driven	Partial evidence	Levallois-perret, FranceHQ checked Sep 19, 2026	501-1,000	172 contacts →
	Partial evidence “Devoteam Data Driven is the cross-functional team that understands and focuses on the importance of data in the business world and helps organisations turn data insights into…” Source: RevenueBase Database · checked Sep 19, 2026
22	Decideom	Partial evidence	Marcq-en-baroeul, FranceHQ checked Sep 19, 2026	51-200	169 contacts →
	Partial evidence “A vos côtés pour vos projets sur l'ensemble de la chaîne de valeur Data & IA!” Source: RevenueBase Database · checked Sep 19, 2026
23	Sibylone	Partial evidence	Paris, FranceHQ checked Sep 19, 2026	201-500	168 contacts →
	Partial evidence “SIBYLONE helps its customers to extract the full value from their data assets, a major strategic lever for development and profitability.” Source: RevenueBase Database · checked Sep 19, 2026
24	Calliope Business Solutions By TVH Consulting	Indirect evidence	Saint-denis, FranceHQ checked Sep 19, 2026	201-500	162 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 19, 2026
25	Valeuriad	Indirect evidence	Nantes, FranceHQ checked Sep 19, 2026	51-200	145 contacts →
	Indirect evidence “Valeuriad - valeurs, innovation & digital Notre vocation Plus qu’une compétence technique, nous apportons à nos clients un réel savoir-faire et savoir-être.” Source: RevenueBase Database · checked Sep 19, 2026

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: data integration consulting companies. 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 data integration consulting companies.
Partial evidence: Its own public description names part of data integration consulting companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name data integration consulting companies. 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 982 data integration consulting companies based in France

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Data integration consulting companies based in France at a glance

As of Sep 19, 2026

48.3%Verified-email coverage

36.0Average contacts per company

1-10Median size (employees)

33.3%Largest-city concentration · Paris

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

546

11-50

286

51-200

107

201-500

501-1,000

1,001-5,000

5,001-10,000

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 982 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 data integration consulting companies, 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 “data integration consulting companies”. 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 data integration consulting companies), 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 data integration consulting companies, 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, 17,089 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 19, 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.

Data integration consulting companies by metro

Data integration consulting companies in Paris327
Data integration consulting companies in Lyon45

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 data integration consulting companies, 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 data integration consulting companies are there based in France?

RevenueBase identified 982 data integration consulting companies 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?

Wavestone, headquartered in La Defense, tops this list with the largest team on record.

Which city has the most data integration consulting companies?

Paris leads with 327 headquartered companies, followed by Lyon (45) and Toulouse (17).

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 17,089 verified decision-maker contacts tracked across these 982 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 19, 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.