Company lists · Data verified August 2026

Top 25 Data engineering consulting firms based in France

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

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 359 companies tracked

There are 359 data engineering consulting firms headquartered in France (RevenueBase, August 2026). RevenueBase tracks 4,487 professional contacts across them, including 2,035 with verified work emails and 131 with mobile numbers. Paris is the largest hub.

This list covers data engineering consulting firms headquartered in France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

359Companies

4,487Contacts tracked

2,035Verified emails

131Mobile numbers

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The 25 largest data engineering consulting firms based in France

Ranked by team size

Top 25 of 359 data engineering consulting firms based in France, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Avisia	Lyon	201-500	280	177
2	Decideom	Versailles	51-200	174	108
3	Valeuriad	Nantes	51-200	148	98
4	ACSSI	Paris	201-500	147	94
5	Actinvision	Paris	51-200	120	82
6	Elevate Conseil Data, IA & Agentique	Paris	51-200	115	73
7	Lineup7	Paris	51-200	98	55
8	Aubay Data & AI	Boulogne-Billancourt	201-500	94	60
9	Thélio	Confluence	51-200	86	55
10	AI Builders	Paris	51-200	83	36
11	Nanlabs	n/a	51-200	70	36
12	Bluestone	Paris	51-200	69	4
13	Smartpoint	Paris	201-500	66	37
14	Agiledss	Nantes	51-200	63	42
15	Quadratic	Paris	51-200	62	39
16	SOMA	Paris	51-200	61	39
17	Datatorii	n/a	51-200	59	44
18	Synergy France	Lezennes	51-200	59	32
19	Wewyse Reply	Paris	51-200	55	22
20	Ai&data	Paris	51-200	51	24
21	Datalyo	Lyon	51-200	50	34
22	Bial-X	Limonest	51-200	44	17
23	Redlab	Le Petit-Quevilly	11-50	37	15
24	Unnest Data Success Partners	Paris	11-50	36	22
25	Smart Teem	Levallois-Perret	11-50	33	19

Showing 25 of 359 data engineering consulting firms based in France

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Data engineering consulting firms based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 147 HQs

131Contacts with mobile numbers

7Emails re-verified in last 30 days

Companies by employee count

1-10

205

11-50

110

51-200

201-500

501-1,000

Data engineering consulting firms by metro

Metro	Companies
Data engineering consulting firms in Paris	147
Data engineering consulting firms in Lyon	15
Data engineering consulting firms in Courbevoie	8
Data engineering consulting firms in Nantes	7
Data engineering consulting firms in Boulogne-Billancourt	6
Data engineering consulting firms in Neuilly-Sur-Seine	6
Data engineering consulting firms in Levallois-Perret	6

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “data engineering consulting firms”, with match quality audited by blind human judging, and headquartered in France.
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: Contact records re-verify on a rolling cadence; 7 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many data engineering consulting firms are there based in France?

There are 359 data engineering consulting firms headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most data engineering consulting firms?

Paris leads with 147 headquartered companies, followed by Lyon (15) 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 2,035 verified decision-maker contacts tracked across these 359 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.