Company lists · Data refreshed November 2026

Top 25 Sustainability consultancies based in France

RevenueBase identified 2,873 company matches for sustainability consultancies associated with France as of November 2026 and tracks 40,401 professional contacts across them, including 13,869 with verified work emails. Paris is the largest hub.

This list covers company matches for sustainability consultancies associated with France, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
2,873Companies
40,401Contacts tracked
13,869Verified emails
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The 25 largest sustainability consultancies based in France

Ranked by team size
Top 25 of 2,873 company matches for sustainability consultancies based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchLa Garenne-colombes, FranceHQ recorded Nov 5, 202610001+11,810 contacts →

Exact match

“Les activités Infrastructures Energétiques Locales d’ENGIE accompagnent les collectivités, les industries et le secteur du bâtiment sur la voie de la décarbonation.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchL’isle-jourdain, FranceHQ recorded Nov 5, 20261,001-5,000824 contacts →

Exact match

“For over 30 years, ECOCERT has and continues to assist stakeholders in the implementation and promotion of sustainable practices through certification, consulting and training.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchNantes Cedex 2, FranceHQ recorded Nov 5, 2026501-1,000628 contacts →

Exact match

“SCE works closely for public and private actors on their sustainable territorial development projects.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchAvignon, FranceHQ recorded Nov 5, 2026501-1,000566 contacts →

Exact match

“le Groupe Fondasol accompagne les projets de construction et d’aménagement du territoire sur l'ensemble de ses domaines d’expertises.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchMèze, FranceHQ recorded Nov 5, 2026201-500555 contacts →

Exact match

“Fondée en 1993 par des passionnés de nature engagés, Biotope s’est imposée au fil des années comme précurseur et leader mondial de l’ingénierie environnementale et de la…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchChambéry, FranceHQ recorded Nov 5, 2026201-500457 contacts →

Exact match

“Ingénierie du développement durable”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchParis, FranceHQ recorded Nov 5, 2026501-1,000374 contacts →

Exact match

“Since 2009, GreenFlex has been a key partner in the energy, environmental and societal transformation of organizations, enabling them to change their trajectory towards an economy…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchCréteil, FranceHQ recorded Nov 5, 2026501-1,000330 contacts →

Exact match

“Depuis plus de 40 ans, MANERGY s’affirme comme une société indépendante de référence, spécialisée dans l’ingénierie et le conseil en transition énergétique et environnementale.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchVilleurbanne, FranceHQ recorded Nov 5, 2026201-500303 contacts →

Exact match

“Créé en 1991, reconnu comme l’un des meilleurs cabinets français spécialiste de la transformation écologique, EODD ingénieurs conseils apporte sa vision transversale et ses…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 2026201-500303 contacts →

Exact match

“Fondée en 2014, INGEVA est une société spécialisée dans l'ingénierie de la mobilité durable.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchMalakoff, FranceHQ recorded Nov 5, 2026201-500257 contacts →

Exact match

“Kea & Partners is the first European strategy consulting firm "Entreprise à Mission", as defined by the Pacte law, and a member of the B Corp community.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchParis, FranceHQ recorded Nov 5, 2026201-500253 contacts →

Exact match

“The Bérim group is a major player in engineering and consulting in France.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchVincennes, FranceHQ recorded Nov 5, 202651-200240 contacts →

Exact match

“NEPSEN est un bureau d'études indépendant, spécialisé dans les métiers de la transition énergétique & écologique depuis 40 ans.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchVenelles, FranceHQ recorded Nov 5, 202651-200231 contacts →

Exact match

“Awakening Environmental Smartness.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchParis, FranceHQ recorded Nov 5, 202651-200212 contacts →

Exact match

“Founded by Alain Grandjean and Jean-Marc Jancovici, Carbone 4 is a leading independent consulting firm, specialized in energy transition, that offers its expertise to private or…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchParis, FranceHQ recorded Nov 5, 202651-200196 contacts →

Exact match

“Sweep is the enterprise sustainability data management platform trusted by the world’s leading companies and financial institutions.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Nov 5, 202651-200190 contacts →

Exact match

“A2 Consulting est un cabinet de conseil en organisation et management multi-spécialiste et totalement indépendant créé en A2 Consulting s'engage auprès des entreprises pour…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchLevallois-perret, FranceHQ recorded Nov 5, 2026201-500189 contacts →

Exact match

“UNE ENTREPRISE DE CONSEIL ENGAGEE POUR UNE INDUSTRIE PLUS DURABLE Vous souhaitez (re)donner du sens à votre travail?”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchSt.-maurice, FranceHQ recorded Nov 5, 2026201-500185 contacts →

Exact match

“For over 35 years, Écosphère has been providing consulting and engineering services in the environmental field.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchBoulogne-billancourt, FranceHQ recorded Nov 5, 2026201-500180 contacts →

Exact match

“As a driver of transformation through expertise, MyConnecting supports organisations in the sustainable development of their practices.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchNantes, FranceHQ recorded Nov 5, 202651-200176 contacts →

Exact match

“Established in 2015, EVEA is a consulting firm, a software tools publisher, and a training organization.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchMontpellier - Nîmes - Aubagne - Toulouse, FranceHQ recorded Nov 5, 202651-200169 contacts →

Exact match

“Aménager durablement vos Depuis plus de 30 ans Cereg intervient dans l'aménagement du territoire, en matière d’études, mesures et maîtrise d’œuvre auprès des Collectivités…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchParis, FranceHQ recorded Nov 5, 202651-200168 contacts →

Exact match

“Expert de la réconciliation entre économie et écologie, R3 fait basculer les entreprises vers une transition environnementale et sociétale réellement performante.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchParis, FranceHQ recorded Nov 5, 202651-200163 contacts →

Exact match

“Since 2001 Tennaxia has accompanied industrial companies who are committed to a Corporate and Environmental Responsibility approach and/or who are facing challenges concerning…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchPoisy, FranceHQ recorded Nov 5, 2026201-500158 contacts →

Exact match

“Le groupe INELYS est un cabinet de conseils financiers composé de près de 400 experts.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 2,873 sustainability consultancies based in France

See the full list, filter by size, metro and specialty, and access 13,869 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sustainability consultancies based in France at a glance

As of Nov 5, 2026
34.3%Verified-email coverage
14.1Average contacts per company
1-10Median size (employees)
24.6%Largest-city concentration · Paris
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
2,293
11-50
441
51-200
88
201-500
21
501-1,000
6
1,001-5,000
5
5,001-10,000
1
10001+
3

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 2,873 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with France whose business descriptions match “sustainability consultancies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 13,869 professional contacts with verified work emails across the full matched dataset. 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 November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “sustainability consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sustainability consultancies are there based in France?

RevenueBase identified 2,873 company matches for sustainability consultancies associated with France as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Engie Solutions France tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most sustainability consultancies?

Paris leads with 708 company records, followed by Lyon (113) and Nantes (72).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 13,869 professional contacts with verified work emails tracked across these 2,873 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 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 SmartSearch, 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.