Company lists · Data verified August 2026

Top 25 Engineering consulting firms based in France

Name: 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 4,840 companies tracked

There are 4,840 engineering consulting firms headquartered in France (RevenueBase, August 2026). RevenueBase tracks 111,826 professional contacts across them, including 34,210 with verified work emails and 2,086 with mobile numbers. Paris is the largest hub.

This list covers 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.

4,840Companies

111,826Contacts tracked

34,210Verified emails

2,086Mobile numbers

Unlock all 4,840 companies Free account · no credit card · 2 minutes

The 25 largest engineering consulting firms based in France

Ranked by team size

Top 25 of 4,840 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	EGIS	n/a	10001+	11,761	4,758
2	Altran	Neuilly-Sur-Seine	10001+	6,481	3
3	Ortec Group	Aix-En-Provence	10001+	3,413	24
4	Eiffage Génie Civil	Velizy-Villacoublay	10001+	3,064	1,263
5	Ingérop	Rueil-Malmaison	1,001-5,000	2,049	2
6	T&s Technology & Strategy	Schiltigheim	1,001-5,000	946	323
7	Viveris	Massy	1,001-5,000	840	446
8	SETEC	n/a	1,001-5,000	814	104
9	Antea Group - France	Colmar	1,001-5,000	773	512
10	Parlym	Marseille	1,001-5,000	732	456
11	Foure Lagadec	Lillebonne	1,001-5,000	719	240
12	Groupe Intm	Levallois-Perret	1,001-5,000	716	2
13	Aptiskills	Nantes	1,001-5,000	659	332
14	CAP Ingelec	Toulouse	501-1,000	647	347
15	SCE Aménagement & Environnement	n/a	501-1,000	599	398
16	Prime Engineering France	Boulogne Billancourt	501-1,000	595	221
17	Fondasol	Avignon	501-1,000	527	259
18	Groupe Acceo BET Energie, Ascenseur, Environnement, AMO & MOE Spécialisées	La Ciotat	501-1,000	484	373
19	Cabinet Merlin	Lyon	501-1,000	482	265
20	Groupe Géotec	Reims	501-1,000	445	287
21	Neo2	Dunkirk	501-1,000	382	131
22	WSP EN France	n/a	10001+	361	250
23	Infraneo	Pantin	1,001-5,000	347	174
24	LUSEO	Paris	501-1,000	342	24
25	ILF Consulting Engineers In Germany	Fontainebleau	501-1,000	335	167

Showing 25 of 4,840 engineering consulting firms based in France

See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 34,210 reachable decision-makers.

Free account · no credit card

See all 4,840 companies

Engineering consulting firms based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 455 HQs

2,086Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

3,054

11-50

1,267

51-200

328

201-500

501-1,000

1,001-5,000

10001+

Engineering consulting firms by metro

Metro	Companies
Engineering consulting firms in Paris	455
Engineering consulting firms in Lyon	133
Engineering consulting firms in Toulouse	65
Engineering consulting firms in Bordeaux	60
Engineering consulting firms in Montpellier	59
Engineering consulting firms in Marseille	57
Engineering consulting firms in Nantes	54

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 “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; 0 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 engineering consulting firms are there based in France?

There are 4,840 engineering consulting firms headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most engineering consulting firms?

Paris leads with 455 headquartered companies, followed by Lyon (133) and Toulouse (65).

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 34,210 verified decision-maker contacts tracked across these 4,840 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.

Ready to reach these companies? Verified emails and direct dials for all 4,840 engineering consulting firms based in France. Start with a free account, no credit card.

Get the full list

Related lists

Engineering consulting firms by geography

Browse the directory

Browse: Companies home · All France lists · All Engineering consulting firms lists · New lists

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.