Company lists · Data refreshed September 2026

Top 23 Impact consulting firms based in France

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

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 7,696 companies tracked

RevenueBase identified 7,696 company matches for impact consulting firms associated with France as of September 2026 and tracks 84,280 professional contacts across them, including 32,468 with verified work emails and 3,275 with mobile numbers. Paris is the largest hub.

This list covers company matches for impact consulting firms 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 September 30, 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 Sep 30, 2026 How this list was built

7,696Companies

84,280Contacts tracked

32,468Verified emails

3,275Mobile numbers

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The 23 largest impact consulting firms based in France

Ranked by team size

Top 23 of 7,696 company matches for impact consulting firms based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 30, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Wavestone	Exact match	100-101 Terrasse Boieldieu, FranceHQ recorded Sep 30, 2026	1,001-5,000	6,190 contacts →
	Exact match “Wavestone is a leading consulting firm operating at the intersection of business and technology.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
2	Leyton	Exact match	Issy-les-moulineaux, FranceHQ recorded Sep 30, 2026	1,001-5,000	3,143 contacts →
	Exact match “We are an international consulting firm that helps businesses leverage financial incentives to boost their growth and achieve long-lasting performance.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
3	Abylsen	Exact match	Paris, FranceHQ recorded Sep 30, 2026	1,001-5,000	1,577 contacts →
	Exact match “In a world that too often follows currents, Abylsen has been opening itself up to new directions.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
4	CGI Business Consulting	Exact match	Paris La Défense, FranceHQ recorded Sep 30, 2026	10001+	1,270 contacts →
	Exact match “Le numérique est une opportunité pour tous mais chaque secteur d’activité doit l’appréhender de manière unique.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
5	COGEP	Exact match	Saint-doulchard, FranceHQ recorded Sep 30, 2026	1,001-5,000	1,051 contacts →
	Exact match “Une vision augmentée du conseil au service de votre réussite.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
6	Eight Advisory	Exact match	Paris, FranceHQ recorded Sep 30, 2026	501-1,000	895 contacts →
	Exact match “Eight Advisory, Europe's leading independent advisory firm specialising in financial, operational and strategy consulting, is involved in transactions, restructuring and…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
7	Synchrone FR	Exact match	Paris, FranceHQ recorded Sep 30, 2026	1,001-5,000	803 contacts →
	Exact match “Synchrone apporte son expertise en Consulting, Data Expertise et Digital Experience à ses clients grands comptes.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
8	PKF Arsilon	Exact match	Paris, FranceHQ recorded Sep 30, 2026	501-1,000	765 contacts →
	Exact match “Ensemble, changeons la donne.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
9	Visiativ	Exact match	Lyon, FranceHQ recorded Sep 30, 2026	1,001-5,000	750 contacts →
	Exact match “Through innovation and digitalisation, Visiativ delivers smarter ways of working that help businesses become more agile, efficient and collaborative.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
10	Square Management	Exact match	Neuilly Sur Seine, FranceHQ recorded Sep 30, 2026	501-1,000	719 contacts →
	Exact match “Square Management est un cabinet de conseil spécialisé en stratégie et organisation qui accompagne ses clients dans l’anticipation, la conception et la réalisation de leurs…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
11	TNP Consultants	Exact match	Levallois-perret, FranceHQ recorded Sep 30, 2026	501-1,000	602 contacts →
	Exact match “Created in 2007, TNP is an independent French consulting firm specializing in operational, regulatory and digital transformations.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
12	Efeso Management Consultants	Exact match	Paris, FranceHQ recorded Sep 30, 2026	1,001-5,000	593 contacts →
	Exact match “At EFESO Management Consultants, we partner with industrial leaders to build stronger, more resilient and future ready operations, enabling their organizations to outperform in an…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
13	Eurogroup Consulting	Exact match	Courbevoie, FranceHQ recorded Sep 30, 2026	201-500	582 contacts →
	Exact match “Eurogroup Consulting est un cabinet de conseil français et indépendant, acteur référent du conseil en stratégie, organisation et management depuis 1982.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
14	Norsys	Exact match	Ennevelin, FranceHQ recorded Sep 30, 2026	501-1,000	528 contacts →
	Exact match “La vision du groupe norsys : développer une performance globale de l’entreprise.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
15	Implid	Exact match	Lyon, FranceHQ recorded Sep 30, 2026	501-1,000	502 contacts →
	Exact match “Depuis plus de 40 ans, nos équipes de spécialistes accompagnent nos clients de petites, moyennes et grandes entreprises, dans le pilotage de leurs organisations, la gestion des…” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
16	GVA	Exact match	Paris, FranceHQ recorded Sep 30, 2026	51-200	499 contacts →
	Exact match “Créé en 1975, GVA est composé de 80 personnes, pour près de 10 millions de chiffre d’affaires.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
17	BPI Group LHH	Exact match	Paris, FranceHQ recorded Sep 30, 2026	201-500	468 contacts →
	Exact match “READY FOR NEXT - Depuis 50 ans.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
18	Catalys Conseil	Exact match	Saint-jacques-de-la-lande, FranceHQ recorded Sep 30, 2026	201-500	339 contacts →
	Exact match “CATALYS Conseil est un cabinet de conseil en stratégie et management des ressources humaines.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
19	Bartle	Exact match	Paris, FranceHQ recorded Sep 30, 2026	201-500	324 contacts →
	Exact match “Bartle supports business transformation at all strategic, tactic and operational levels.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
20	Colombus Consulting	Exact match	Paris, FranceHQ recorded Sep 30, 2026	201-500	321 contacts →
	Exact match “Colombus Consulting is a management consulting firm specialized in business change and complex project management.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
21	Scet Groupe Scet HTC	Exact match	Paris, FranceHQ recorded Sep 30, 2026	201-500	314 contacts →
	Exact match “La SCET est une société de conseil et d’appui aux territoires, spécialiste de l’économie mixte et du développement territorial.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
22	Equad RCC	Exact match	Issy Les Moulineaux, FranceHQ recorded Sep 30, 2026	201-500	313 contacts →
	Exact match “EQUAD RCC s’est orientée dès sa création (1980) vers des activités de CONSEIL et d’EXPERTISE.” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase
23	Magellan Consulting	Exact match	Paris, FranceHQ recorded Sep 30, 2026	201-500	313 contacts →
	Exact match “Magellan Consulting devient Magellan!” Recorded in the RevenueBase company graph · Sep 30, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “impact consulting firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 23 of 7,696 impact consulting firms based in France

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Impact consulting firms based in France at a glance

As of Sep 30, 2026

38.5%Verified-email coverage

3.9%Mobile-number coverage

11.0Average contacts per company

1-10Median size (employees)

34.7%Largest-city concentration · Paris

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

6,214

11-50

1,084

51-200

253

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 32.0d

9,2650–30

22,11231–60

91961–90

890–180

164180+

Company record updated

Median 70.0d

00–30

27,11831–60

27,53961–90

24,82290–180

4,801180+

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 “impact consulting firms” 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 32,468 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 September 30, 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.

Impact consulting firms by metro

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 “impact consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many impact consulting firms are there based in France?

RevenueBase identified 7,696 company matches for impact consulting firms associated with France as of September 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?

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

Which city has the most impact consulting firms?

Paris leads with 2674 company records, followed by Lyon (301) and Toulouse (150).

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 32,468 professional contacts with verified work emails tracked across these 7,696 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 September 30, 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.