Company lists · Data verified August 2026

Top 25 Esg consulting firms based in France

Name: Esg 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 1,298 companies tracked

There are 1,298 esg consulting firms headquartered in France (RevenueBase, August 2026). RevenueBase tracks 10,645 professional contacts across them, including 4,356 with verified work emails and 358 with mobile numbers. Paris is the largest hub.

This list covers esg 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.

1,298Companies

10,645Contacts tracked

4,356Verified emails

358Mobile numbers

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The 25 largest esg consulting firms based in France

Ranked by team size

Top 25 of 1,298 esg 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	Fondasol	Avignon	501-1,000	527	259
2	Greenflex	Paris	501-1,000	400	211
3	Eodd Ingénieurs Conseils	La Rochelle	201-500	279	212
4	KEA & Partners	Malakoff	201-500	258	138
5	Exiom Partners	Paris	51-200	246	126
6	SWEEP	Montpellier	51-200	188	118
7	A2 Consulting	Paris	51-200	188	72
8	Makesense	Paris	51-200	168	91
9	Tennaxia	Bordeaux	51-200	167	103
10	EVEA	Troyes	51-200	164	113
11	R3	Paris	51-200	159	118
12	Inelys	Paris	201-500	149	75
13	Setec Énergie Environnement	Paris	51-200	141	52
14	Synergis Environnement	Heillecourt	51-200	132	90
15	Tauw France	Bordeaux	51-200	110	59
16	ARP Astrance	Paris	51-200	106	47
17	Arthaud & Associés	Paris	51-200	96	59
18	Sinteo	Paris	51-200	95	67
19	ROZO	Paris	51-200	89	59
20	BL Évolution	Rennes	51-200	89	18
21	Lamarck Group	Paris	201-500	87	37
22	Utopies	Paris	51-200	82	42
23	Etamine	Lille	51-200	81	63
24	Métiga	Paris	51-200	80	17
25	Mladvisory	Paris	51-200	75	38

Showing 25 of 1,298 esg consulting firms based in France

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Esg consulting firms based in France at a glance

As of Aug 28, 2026

1-10Median size (employees)

ParisLargest hub · 369 HQs

358Contacts with mobile numbers

0Emails re-verified in last 30 days

Companies by employee count

1-10

1,077

11-50

155

51-200

201-500

501-1,000

10001+

Esg consulting firms by metro

Metro	Companies
Esg consulting firms in Paris	369
Esg consulting firms in Lyon	58
Esg consulting firms in Toulouse	31
Esg consulting firms in Bordeaux	27
Esg consulting firms in Nantes	25
Esg consulting firms in Montpellier	24
Esg consulting firms in Lille	13

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 “esg 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 esg consulting firms are there based in France?

There are 1,298 esg consulting firms headquartered in France as of August 2026 (RevenueBase).

What is the largest company on this list?

Fondasol, headquartered in Avignon, tops this list with the largest team on record.

Which city has the most esg consulting firms?

Paris leads with 369 headquartered companies, followed by Lyon (58) and Toulouse (31).

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 4,356 verified decision-maker contacts tracked across these 1,298 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.