Company lists · Data refreshed September 2026

Top 25 Data warehousing consulting companies based in France

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

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 273 companies tracked

RevenueBase identified 273 data warehousing consulting companies headquartered in France as of September 2026 and tracks 3,942 professional contacts across them, including 1,678 with verified work emails. Paris is the largest hub.

This list covers data warehousing 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 30, 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 30, 2026 86% judged on-target in blind review

273Companies

3,942Contacts tracked

1,678Verified emails

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The 25 largest data warehousing consulting companies based in France

Ranked by team size

Top 25 of 273 data warehousing consulting companies based in France, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to data warehousing 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	Avisia	Partial evidence	Paris, FranceHQ checked Sep 30, 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 30, 2026
2	Advanced Schema	Partial evidence	Paris, FranceHQ checked Sep 30, 2026	201-500	201 contacts →
	Partial evidence “Founded in 2001, ADVANCED Schema is a Consulting and Outsourcing Services company.” Source: RevenueBase Database · checked Sep 30, 2026
3	Sibylone	Partial evidence	Paris, FranceHQ checked Sep 30, 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 30, 2026
4	ACSSI	Partial evidence	Villeneuve D'ascq, FranceHQ checked Sep 30, 2026	201-500	143 contacts →
	Partial evidence “ACSSI, Pôle d'activités DATA, IA, Cloud, Digital et SAP de référence à Lille, Paris, Bordeaux et Nantes depuis plus de 10 années.” Source: RevenueBase Database · checked Sep 30, 2026
5	Elyadata	Partial evidence	Paris, FranceHQ checked Sep 30, 2026	51-200	98 contacts →
	Partial evidence “elyadata unites the power of scientific expertise and business acumen to crack the code of data transformation.” Source: RevenueBase Database · checked Sep 30, 2026
6	Decivision	Indirect evidence	Toulouse, FranceHQ checked Sep 30, 2026	51-200	96 contacts →
	Indirect evidence “DeciVision est une ESN créée en 2006 comptant aujourd’hui 100 collaborateurs sur Toulouse, Paris, Bordeaux, Nantes, Lyon et Lille.” Source: RevenueBase Database · checked Sep 30, 2026
7	Iorga Group	Indirect evidence	Puteaux, FranceHQ checked Sep 30, 2026	51-200	94 contacts →
	Indirect evidence “iOrga Group est spécialiste de l’intégration de solutions innovantes dans les domaines de la Business Intelligence, du Cloud et du développement Web.” Source: RevenueBase Database · checked Sep 30, 2026
8	ELOSI	Indirect evidence	Villeneuve D'ascq, FranceHQ checked Sep 30, 2026	51-200	94 contacts →
	Indirect evidence “ELOSI est une société de services informatiques spécialisée dans la refonte de site internet, le e-commerce et la business intelligence.” Source: RevenueBase Database · checked Sep 30, 2026
9	AOSIS	Partial evidence	Toulouse, FranceHQ checked Sep 30, 2026	51-200	75 contacts →
	Partial evidence “Société toulousaine créée en 2010 par d'anciens consultants SAP, AOSIS Consulting a tout d'abord commercialisé un logiciel pour optimiser l'implémentation d'un projet SAP BW…” Source: RevenueBase Database · checked Sep 30, 2026
10	Data-Major	Partial evidence	Lyon, FranceHQ checked Sep 30, 2026	51-200	75 contacts →
	Partial evidence “We support our clients in the urbanization, structuration, and operation of their data information systems.” Source: RevenueBase Database · checked Sep 30, 2026
11	Trimane Expert BI ET BIG Data	Partial evidence	Puteaux, FranceHQ checked Sep 30, 2026	51-200	66 contacts →
	Partial evidence “Fondée en 2005, TRIMANE est une société de services à taille humaine (82 collaborateurs), experte dans le domaine de la BI et du Big Data Depuis plus de 10 ans, notre métier est…” Source: RevenueBase Database · checked Sep 30, 2026
12	Axopen	Indirect evidence	Lyon, FranceHQ checked Sep 30, 2026	51-200	61 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 30, 2026
13	Lobellia Conseil	Indirect evidence	Montrouge, FranceHQ checked Sep 30, 2026	51-200	60 contacts →
	Indirect evidence “Nous accompagnons nos clients tout au long de leurs réflexions et projets de pilotage de la performance.” Source: RevenueBase Database · checked Sep 30, 2026
14	Synergy France	Indirect evidence	Lille - Lezennes, FranceHQ checked Sep 30, 2026	51-200	59 contacts →
	Indirect evidence “Synergy est spécialisée en informatique décisionnelle basée à Paris, Lille (Siège) et Bruxelles.” Source: RevenueBase Database · checked Sep 30, 2026
15	Boston Storage	Indirect evidence	Toulouse, FranceHQ checked Sep 30, 2026	51-200	59 contacts →
	Indirect evidence “Boston Storage travaille en partenariat avec ses clients pour offrir des solutions sur mesure qui permettent de résoudre les problèmes les plus importants et créer un avantage…” Source: RevenueBase Database · checked Sep 30, 2026
16	NRJBI	Indirect evidence	Paris, FranceHQ checked Sep 30, 2026	11-50	55 contacts →
	Indirect evidence “NRJBI est le résultat de 25 ans d’expérience dans le BI et l’informatique.” Source: RevenueBase Database · checked Sep 30, 2026
17	Ai&data	Partial evidence	Paris, FranceHQ checked Sep 30, 2026	51-200	50 contacts →
	Partial evidence “AI & DATA est un cabinet de conseil spécialisé dans les sujets #Data et #IA depuis 50 ans.” Source: RevenueBase Database · checked Sep 30, 2026
18	All4it	Partial evidence	Lezennes, FranceHQ checked Sep 30, 2026	51-200	48 contacts →
	Partial evidence “All4It is an international company focusing its core activity around 2 main areas : IT Services Management IT Consulting Those expertise areas developped during the evolution of…” Source: RevenueBase Database · checked Sep 30, 2026
19	Bial-X	Partial evidence	Limonest, FranceHQ checked Sep 30, 2026	51-200	45 contacts →
	Partial evidence “De nos jours, la Data est considérée comme un véritable actif, c’est pourquoi il est nécessaire, pour toute société ou administration, d'en extraire la valeur afin d'accroître la…” Source: RevenueBase Database · checked Sep 30, 2026
20	Treez Data Management	Partial evidence	Villeneuve-Dascq, FranceHQ checked Sep 30, 2026	11-50	40 contacts →
	Partial evidence “Créée en 2015 et composée de consultants/développeurs spécialisés en Business Intelligence Microsoft, Treez Data Management vous conseille et met en pratique les nouveaux usages…” Source: RevenueBase Database · checked Sep 30, 2026
21	Dataraise	Indirect evidence	Paris, FranceHQ checked Sep 30, 2026	11-50	39 contacts →
	Indirect evidence “DATARAISE est une société de conseil et d'ingénierie informatique (SSII) basée à Paris.” Source: RevenueBase Database · checked Sep 30, 2026
22	ADBI	Partial evidence	Paris, FranceHQ checked Sep 30, 2026	51-200	39 contacts →
	Partial evidence “Nous sommes une entreprise pure player de la data qui compte plus de 130 experts.” Source: RevenueBase Database · checked Sep 30, 2026
23	Veltys	Partial evidence	Paris, FranceHQ checked Sep 30, 2026	11-50	37 contacts →
	Partial evidence “Veltys is a strategy consulting firm for general management.” Source: RevenueBase Database · checked Sep 30, 2026
24	Redlab	Indirect evidence	Le Petit-quevilly, FranceHQ checked Sep 30, 2026	11-50	35 contacts →
	Indirect evidence “Les données sont aujourd’hui omniprésentes et sont considérées comme le nouvel or des organisations.” Source: RevenueBase Database · checked Sep 30, 2026
25	Starclay	Indirect evidence	Puteaux, FranceHQ checked Sep 30, 2026	11-50	34 contacts →
	Indirect evidence “StarClay - Business Intelligence Starclay est une société de conseil et d'intégration spécialisée dans le traitement, la valorisation et l'optimisation de l'information présente…” Source: RevenueBase Database · checked Sep 30, 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 warehousing 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 warehousing consulting companies.
Partial evidence: Its own public description names part of data warehousing 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 warehousing 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 273 data warehousing consulting companies based in France

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Data warehousing consulting companies based in France at a glance

As of Sep 30, 2026

42.6%Verified-email coverage

14.4Average contacts per company

1-10Median size (employees)

34.1%Largest-city concentration · Paris

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

146

11-50

51-200

201-500

501-1,000

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 273 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 warehousing 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 warehousing 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 warehousing 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 warehousing 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, 1,678 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 30, 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 warehousing consulting companies by metro

Data warehousing consulting companies in Paris93

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 warehousing 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 warehousing consulting companies are there based in France?

RevenueBase identified 273 data warehousing 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?

Avisia, headquartered in France, tops this list with the largest team on record.

Which city has the most data warehousing consulting companies?

Paris leads with 93 headquartered companies, followed by Lyon (11) and Courbevoie (8).

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 1,678 verified decision-maker contacts tracked across these 273 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 30, 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.