Company lists · Data refreshed September 2026

Top 18 Data quality management companies based in France

RevenueBase identified 42 data quality management companies headquartered in France as of September 2026 and tracks 360 professional contacts across them, including 125 with verified work emails. Paris is the largest hub.

This list covers data quality management 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
42Companies
360Contacts tracked
125Verified emails
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The 18 largest data quality management companies based in France

Ranked by team size
Top 18 of 42 data quality management 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 quality management 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceLyon, FranceHQ checked Sep 19, 202651-20041 contacts →

Partial evidence

“Lizeo extracts value from the data in your business ecosystem to create a direct impact!”

Source: RevenueBase Database · checked Sep 19, 2026
2Partial evidenceParis, FranceHQ checked Sep 19, 202651-20039 contacts →

Partial evidence

“Nous sommes une entreprise pure player de la data qui compte plus de 130 experts.”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidenceBourg-la-reine, FranceHQ checked Sep 19, 202611-5024 contacts →

Partial evidence

“Prestations * Conseil Base de données * Formation diagnostic DQM * Audit conformité CNIL * Qualité des données * Hébergement Bdd * Datamining Qualité de données * RNVP *…”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceParis, FranceHQ checked Sep 19, 202611-5023 contacts →

Indirect evidence

“Quel que soit votre besoin, Kwanzeo intervient sur l’ensemble de la chaîne de valeur de la donnée pour accompagner ses clients de bout en bout, des fondations techniques aux…”

Source: RevenueBase Database · checked Sep 19, 2026
5Strong evidenceParis, FranceHQ checked Sep 19, 202651-20021 contacts →

Strong evidence

“Layer Data is a pure player in Data Governance & Compliance, Data Quality, Master Data Management and Virtualisation Consulting.”

Source: RevenueBase Database · checked Sep 19, 2026
6Partial evidenceParis, FranceHQ checked Sep 19, 202611-5016 contacts →

Partial evidence

“Tale of Data, the no-code data integration platform built for everyone.”

Source: RevenueBase Database · checked Sep 19, 2026
7Strong evidenceEnghien Les Bains, FranceHQ checked Sep 19, 202611-5015 contacts →

Strong evidence

“Our AI-based Capency solutions improve data quality (+30% usable data), reduce costs, maximize conversion and increase the effectiveness of your marketing actions (up to +20%…”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceParis, FranceHQ checked Sep 19, 202611-5013 contacts →

Partial evidence

“Stop collecting data.”

Source: RevenueBase Database · checked Sep 19, 2026
9Indirect evidenceParis, FranceHQ checked Sep 19, 202611-5010 contacts →

Indirect evidence

“Exploitez le potentiel de vos données avec Ajusteo.”

Source: RevenueBase Database · checked Sep 19, 2026
10Indirect evidenceParis, FranceHQ checked Sep 19, 202611-509 contacts →

Indirect evidence

“Delpha is the deterministic source of commercial truth for AI agents, the verification call before the action.”

Source: RevenueBase Database · checked Sep 19, 2026
11Partial evidenceLille, FranceHQ checked Sep 19, 20261-107 contacts →

Partial evidence

“Ne laissez pas la mauvaise qualité des données nuire à votre entreprise.”

Source: RevenueBase Database · checked Sep 19, 2026
12Partial evidenceStrasbourg, FranceHQ checked Sep 19, 20261-106 contacts →

Partial evidence

“D2C Life Science helps leveraging quality system to transform it into competitive advantage.”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceParis, FranceHQ checked Sep 19, 202611-506 contacts →

Partial evidence

Data governance on its own doesn’t move the needle, it just records yesterday’s problems.”

Source: RevenueBase Database · checked Sep 19, 2026
14Strong evidenceSuresnes, FranceHQ checked Sep 19, 20261-105 contacts →

Strong evidence

“The data quality solution created by users, for users!”

Source: RevenueBase Database · checked Sep 19, 2026
15Strong evidenceParis, FranceHQ checked Sep 19, 20261-103 contacts →

Strong evidence

“has launched the first-ever cloud platform for enterprise data management and collection support.”

Source: RevenueBase Database · checked Sep 19, 2026
16Indirect evidenceIssy-les-moulineaux, FranceHQ checked Sep 19, 20261-102 contacts →

Indirect evidence

“Datalian aide les entreprises à lier la gestion et l'utilisation des données avec les vrais enjeux business des entreprises.”

Source: RevenueBase Database · checked Sep 19, 2026
17Strong evidenceGrenoble, FranceHQ checked Sep 19, 20261-102 contacts →

Strong evidence

“AlterIA : Collecter, Qualifier, Présenter la Data Récupérer les données de plusieurs sources : AlterIA les regroupe, les collecte, les nettoie, les rend homogènes Qualifier les…”

Source: RevenueBase Database · checked Sep 19, 2026
18Strong evidenceCotignac, FranceHQ checked Sep 19, 20261-101 contacts →

Strong evidence

“Exacto Data Consulting is owned and run by Angel Martinez who has over 16 years experience in data management and people management within a global fintech company.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 18 of 42 data quality management companies based in France

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Data quality management companies based in France at a glance

As of Sep 19, 2026
34.7%Verified-email coverage
8.6Average contacts per company
1-10Median size (employees)
42.9%Largest-city concentration · Paris
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
25
11-50
12
51-200
5

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 42 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 quality management 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 quality management 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 quality management 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 quality management 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, 125 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.

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 quality management 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 quality management companies are there based in France?

RevenueBase identified 42 data quality management 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?

LIZEO, headquartered in Lyon, tops this list with the largest team on record.

Which city has the most data quality management companies?

Paris leads with 18 headquartered companies, followed by Lyon (3) and Levallois-Perret (2).

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 125 verified decision-maker contacts tracked across these 42 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.