Company lists · Data refreshed September 2026

Top 25 Environmental consulting for hydro projects based in France

Name: Environmental consulting for hydro projects based in France
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 19, 2026 639 companies tracked

RevenueBase identified 639 company matches for environmental consulting for hydro projects associated with France as of September 2026 and tracks 11,875 professional contacts across them, including 5,387 with verified work emails. Paris is the largest hub.

This list covers company matches for environmental consulting for hydro projects 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 19, 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 19, 2026 How this list was built

639Companies

11,875Contacts tracked

5,387Verified emails

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The 25 largest environmental consulting for hydro projects based in France

Ranked by team size

Top 25 of 639 company matches for environmental consulting for hydro projects based in France, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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	Vulcain Engineering Group	Exact match	Neuilly-sur-seine, FranceHQ recorded Sep 19, 2026	5,001-10,000	1,496 contacts →
	Exact match “Vulcain Engineering Group is a multi-specialist engineering and consulting group serving industrial companies across the globe, focused on critical sectors: energy, health…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
2	Antea Group - France	Exact match	Olivet, FranceHQ recorded Sep 19, 2026	1,001-5,000	737 contacts →
	Exact match “Antea Group est une société internationale d’ingénierie et de conseil en environnement.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3	Biotope	Exact match	Mèze, FranceHQ recorded Sep 19, 2026	201-500	517 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 · Sep 19, 2026 · View company records in RevenueBase
4	Cabinet Merlin	Exact match	Lyon, FranceHQ recorded Sep 19, 2026	501-1,000	481 contacts →
	Exact match “Acteur reconnu depuis plus de 100 ans, le participe activement à la transition écologique en proposant des prestations de conseil et d’ingénierie.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5	Eodd Ingénieurs Conseils	Exact match	Villeurbanne, FranceHQ recorded Sep 19, 2026	201-500	278 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 · Sep 19, 2026 · View company records in RevenueBase
6	Altereo	Exact match	Venelles, FranceHQ recorded Sep 19, 2026	51-200	203 contacts →
	Exact match “Awakening Environmental Smartness.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
7	Écosphère	Exact match	St.-maurice, FranceHQ recorded Sep 19, 2026	201-500	174 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 · Sep 19, 2026 · View company records in RevenueBase
8	Setec Énergie Environnement	Exact match	Paris, FranceHQ recorded Sep 19, 2026	51-200	143 contacts →
	Exact match “Setec énergie environnement is a subsidiary of the setec group, one of France’s leading engineering firms (3 300 employees).” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9	Naldeo	Exact match	Lyon, FranceHQ recorded Sep 19, 2026	201-500	141 contacts →
	Exact match “Naldeo Group est un acteur engagé au cœur de la transition énergétique, écologique, hydrique et digitale.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10	Synergis Environnement	Exact match	Beaucouzé, FranceHQ recorded Sep 19, 2026	51-200	131 contacts →
	Exact match “Synergis Environnement est un bureau d'études indépendant spécialisé dans l'ingénierie environnementale, agricole et réglementaire.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11	Artifex	Exact match	Albi, FranceHQ recorded Sep 19, 2026	51-200	123 contacts →
	Exact match “ARTIFEX, une société de SOCOTEC est un bureau d’ingénierie et de conseil en environnement, créé en janvier 1983 et basé à Albi dans le Tarn.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12	Soler IDE	Exact match	Massy, FranceHQ recorded Sep 19, 2026	51-200	115 contacts →
	Exact match “SOLER IDE est l’un des leaders français du Conseil en Environnement.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13	Semofi	Exact match	Villeneuve-le-roi, FranceHQ recorded Sep 19, 2026	51-200	114 contacts →
	Exact match “Filiale du Groupe SEMOFI, acteur majeur des filières géotechnique et SSP, SEMOFI est un bureau d’études dont la vocation est d’accompagner les collectivités territoriales…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14	OTIMO	Exact match	Boulogne-billancourt, FranceHQ recorded Sep 19, 2026	51-200	106 contacts →
	Exact match “otimo est une société de conseil en ingénierie spécialisée dans les secteurs de l'Énergie, l'Environnement et les Infrastructures.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15	Tauw France	Exact match	Dijon, FranceHQ recorded Sep 19, 2026	51-200	105 contacts →
	Exact match “est un bureau d’études indépendant qui vous assiste et vous conseille dans toutes vos démarches relatives à l’environnement et au développement durable, notamment sur les plans…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16	Ingetec Ingénierie	Exact match	Paris, FranceHQ recorded Sep 19, 2026	11-50	88 contacts →
	Exact match “Parce que le développement durable des territoires sur lesquels nous opérons est notre raison d’être, les experts d’Ingetec s’investissent chaque jour pour l’environnement…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17	Alto Ingénierie	Exact match	Bussy-saint-martin, FranceHQ recorded Sep 19, 2026	51-200	81 contacts →
	Exact match “ALTO Ingénierie est un bureau d'étude Fluides et Environnement, qui intervient en MOE et AMO, mais également en Direction de Synthèse et BIM Management.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18	NCA Environnement	Exact match	Neuville-de-poitou, FranceHQ recorded Sep 19, 2026	51-200	80 contacts →
	Exact match “Bureau d’étude créé en 1988 et dirigé par Aymeric Minot, nous sommes 70 ingénieurs et techniciens aux profils variés spécialisés en environnement.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19	SOLAB	Exact match	Nantes, FranceHQ recorded Sep 19, 2026	51-200	74 contacts →
	Exact match “Énergie & Environnement, Génie climatique et électrique, Acoustique, Coordination SSI, Restauconception et Métrologie sont les thèmes sur lesquels SOLAB et ses 6 équipes d’experts…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20	Pingat	Exact match	Reims, FranceHQ recorded Sep 19, 2026	51-200	73 contacts →
	Exact match “Pingat Ingénierie, dirigée par Arnaud Pingat, est une société qui couvre l’ensemble des métiers de la maîtrise d’œuvre et de l’ingénierie, tout particulièrement dans six grands…” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21	TEREA	Exact match	Marseille, FranceHQ recorded Sep 19, 2026	11-50	73 contacts →
	Exact match “TEREA is a professional environmental consulting company specialized in environment and sustainable management of natural resources.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22	Ségic Ingénierie	Exact match	Verrières-le-buisson, FranceHQ recorded Sep 19, 2026	51-200	65 contacts →
	Exact match “SÉGIC Ingénierie est un acteur fort du Conseil dans les domaines de l’Environnement et des Infrastructures.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23	OGI	Exact match	Montreuil, FranceHQ recorded Sep 19, 2026	51-200	64 contacts →
	Exact match “OGI est un bureau d'études spécialisé en aménagement d’espaces publics.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24	Hydretudes	Exact match	Argonay, FranceHQ recorded Sep 19, 2026	51-200	64 contacts →
	Exact match “HYDRETUDES est un bureau d’études spécialisé dans l’ingénierie de l’eau, des risques naturels et de l’environnement.” Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25	Calidris	Exact match	La Montagne, FranceHQ recorded Sep 19, 2026	51-200	64 contacts →
	Exact match “Calidris est un bureau d’études spécialisé dans le domaine de l’écologie.” Recorded in the RevenueBase company graph · Sep 19, 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 “environmental consulting for hydro projects”. 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 25 of 639 environmental consulting for hydro projects based in France

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Environmental consulting for hydro projects based in France at a glance

As of Sep 19, 2026

45.4%Verified-email coverage

18.6Average contacts per company

1-10Median size (employees)

6.3%Largest-city concentration · Paris

Sep 19, 2026Page data refreshed

Companies by employee count

1-10

405

11-50

174

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 639 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 “environmental consulting for hydro projects” 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 5,387 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 19, 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 “environmental consulting for hydro projects”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many environmental consulting for hydro projects are there based in France?

RevenueBase identified 639 company matches for environmental consulting for hydro projects 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?

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

Which city has the most environmental consulting for hydro projects?

Paris leads with 40 company records, followed by Lyon (17) and Toulouse (11).

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 5,387 professional contacts with verified work emails tracked across these 639 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 19, 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.