Company lists · Data refreshed September 2026
Top 25 Business change consultancies based in Nantes, France
RevenueBase identified 88 business change consultancies headquartered in Nantes, France as of September 2026 and tracks 462 professional contacts across them, including 194 with verified work emails. Across France, Paris is the largest hub for this category (1,436 companies); Nantes has 88.
This list covers business change consultancies headquartered in Nantes, France, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 23, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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.
The 25 largest business change consultancies based in Nantes, France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 97 contacts → | ||||
Indirect evidence “Support organizations in the mastery and success of their transformations.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 2 | 57 contacts → | ||||
Indirect evidence “Depuis 2009, CAHRA, rattachée au groupe UPWARD, développe et porte un métier : le management de la transition.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 3 | 29 contacts → | ||||
Indirect evidence “Cabinet de conseil en organisation et management, SK Consulting est implanté à Nantes et Niort et accompagne de nombreux acteurs de la région Grand Ouest dans leurs projets de…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 4 | 21 contacts → | ||||
Indirect evidence “Nous sommes un cabinet de conseil en management des organisations animé par une conviction profonde : la performance durable de l’entreprise passe avant tout par son développement…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 5 | 20 contacts → | ||||
Indirect evidence “Acteur de référence en Pays de la Loire, NEPSIO Conseil est un cabinet de stratégie et de conseil spécialisé en transformation (organisationnelle, RH et digitale).” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 6 | 18 contacts → | ||||
Indirect evidence “EliteOrga est un cabinet de conseil et formation en organisation et management à Nantes et à Lille.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 7 | 15 contacts → | ||||
Indirect evidence “CAYOLA est un cabinet indépendant accompagnant dirigeants et entreprises dans leurs enjeux stratégiques, économiques, financiers et organisationnels.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 8 | 9 contacts → | ||||
Indirect evidence “Modèle hybride entre le savoir-faire métier des cabinets de conseil et la maîtrise technologique des ESN, Inöweeno et ses Digital Lovers sont à vos côtés sur tous les aspects de…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 9 | 9 contacts → | ||||
Indirect evidence “Créé en 2012, AMNIS Consulting est un cabinet de conseil en management et projets de transformation.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 10 | 8 contacts → | ||||
Indirect evidence “Le numérique est aujourd’hui le premier enjeu stratégique des entreprises.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 11 | 7 contacts → | ||||
Partial evidence “Nous aidons nos clients à concevoir et déployer des dispositifs de changement pour réussir dans la complexité.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 12 | 7 contacts → | ||||
Indirect evidence “Up Down Wind Think, Plan and Excute your Performance 20 consultants for U!” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Indirect evidence “Majorelle RH est un cabinet de conseil en stratégie et organisation RH.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 14 | 4 contacts → | ||||
Indirect evidence “é?” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 15 | 3 contacts → | ||||
Indirect evidence “Cabinet conseil en stratégie créé à Nantes, Actyvea accompagne depuis 2010 les PME et ETI à développer des stratégies innovantes, concevoir des offres innovantes centrées clients…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 16 | 3 contacts → | ||||
Indirect evidence “One Bridge et Associés est un Cabinet de conseils en transmission d'entreprises intervenant aussi bien en accompagnement sur des problématiques de développement via la croissance…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 contacts → | ||||
Indirect evidence “We support companies in their search for improvement and innovation to (re) boost their activities.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Indirect evidence “Né de la volonté de guider les entreprises dans leurs décisions stratégiques en marketing, communication et digital, le Cabinet Advalians s’érige comme un phare dans un monde en…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Indirect evidence “Conseil en stratégie et marketing Axetis accompagne les indépendants, TPE, PME et ETI dans leurs projets en stratégie et marketing -> Définir la stratégie gagnante -> Bénéficier…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Indirect evidence “Fort d'une expérience riche et diversifiée, impliquant plus d'une centaine de Managers et d'Entrepreneurs, nous avons développé une expertise au gré des défis proposés dans la…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Indirect evidence “Conseil et accompagnement en reprise d'entreprise” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence “Puissance dix conseil, accélérateur de performance(s) humaine(s), est une entreprise spécialisée dans le conseil en organisation et le conseil en management RH.” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Indirect evidence “HISacto transforme les modes de fonctionnement des entreprises en conjuguant de manière systémique les trois ingrédients essentiels que sont - l'Humain les dirigeants recherchent…” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Indirect evidence “Accompagner les entreprises et organisations qui évoluent ou se transforment- Conseil en management et en transformation - Coaching - Formation” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Indirect evidence “Cabinet de Conseil et Accompagnement en projets de transformation et d'organisation des ressources numériques” Source: RevenueBase Database · checked Sep 23, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: business change consultancies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names business change consultancies.
- Partial evidence
- Its own public description names part of business change consultancies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name business change consultancies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 88 business change consultancies based in Nantes, France
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Business change consultancies based in Nantes, France at a glance
As of Sep 23, 2026Companies by employee count
Email recency for this list is measured across the whole France list rather than for Nantes, so it is reported there. Company counts and contact totals on this page are exact for Nantes, over 88 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among business change consultancies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Nantes, France whose own description of what they do matches “business change consultancies”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names business change consultancies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among business change consultancies, and records with no verified work email. Companies headquartered outside Nantes are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- 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 listed company carries at least one verified work email, 194 across the full list. 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 23, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Business change consultancies by metro in France
- Business change consultancies in Paris1436
- Business change consultancies in Lyon187
- Business change consultancies in Toulouse120
- Business change consultancies in Bordeaux88
- Business change consultancies in Lille51
- Business change consultancies in Rennes43
- Business change consultancies in Courbevoie36
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names business change consultancies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many business change consultancies are there based in Nantes, France?
RevenueBase identified 88 business change consultancies headquartered in Nantes, France as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Exeis Conseil, headquartered in Nantes, tops this list with the largest team on record.
Which city in France has the most business change consultancies?
Paris leads France with 1,436 headquartered companies, followed by Lyon (187) and Toulouse (120). Nantes has 88.
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 194 verified decision-maker contacts tracked across these 88 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 23, 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 Smart Search, 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.
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