Company lists · Data refreshed September 2026
Top 25 Engineering consultancies based in Nantes, France
RevenueBase identified 88 company matches for engineering consultancies associated with Nantes, France as of September 2026 and tracks 1,264 professional contacts across them, including 655 with verified work emails. Across France, Paris is the largest hub for this category (661 companies); Nantes has 88.
This list covers company matches for engineering consultancies associated with Nantes, 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 24, 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.
The 25 largest engineering consultancies based in Nantes, France
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 475 contacts → | ||||
Exact match “Acteur de premier plan du secteur de l'ingénierie et du management d'infrastructures, le Groupe Edeis développe une vision innovante et durable, avec une promesse forte : être…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 2 | 106 contacts → | ||||
Exact match “Présent depuis 2003 dans l’Ingénierie et l’Ingénierie-Conseil du Contrôle-Commande et Signalisation ferroviaire, SAFERAIL est aujourd’hui Leader dans son domaine en France.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 3 | 68 contacts → | ||||
Exact match “Cittànova est un bureau d’étude, de conseil et d’assistance en Urbanisme, Environnement, Architecture, Paysage et Communication.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 4 | 62 contacts → | ||||
Exact match “Cabinet de conseil et d’ingénierie spécialisé dans les métiers du Système d’Information et de l’Industrie, créé en janvier 2017 à Nantes, Capten propose 3 offres afin…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 5 | 54 contacts → | ||||
Exact match “Le Groupe Huit intervient depuis 1967, comme conseil auprès des gouvernements, des collectivités locales et des organismes de financement internationaux, dans plusieurs domaines…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 6 | 46 contacts → | ||||
Exact match “Société d'Ingénierie et de Conseil spécialisée en Génie Industriel.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 7 | 31 contacts → | ||||
Exact match “ALTERESCO est un ensemblier qui porte des projets globaux de réhabilitation au travers de CPE (conception, travaux, exploitation, garantie de résultats).” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 8 | 26 contacts → | ||||
Exact match “INSPIRER NATURELLEMENT LE PROJET!” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 9 | 22 contacts → | ||||
Exact match “Keran is an independent group composed of four companies – Sce, Creocean, Groupe Huit and Naomis – with complementary expertise and unified by shared values and ambitions.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 10 | 21 contacts → | ||||
Exact match “CAIRN Ingénierie (cairn-ingenierie.fr) – L’ingénierie du sens, en quelques mots : Imaginer les bâtiments de demain, en proposant une ingénierie pluridisciplinaire nourrie par…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 11 | 21 contacts → | ||||
Exact match “BEGC est un Bureau d’Etudes Techniques spécialisé dans l’ingénierie et la conception de cuisines professionnelles collectives et plus largement d’espaces de restauration…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 12 | 19 contacts → | ||||
Exact match “Natural Power, fort d’une expertise unique de plus de 20 ans en gestion de projet, est un prestataire indépendant de conseils et services pour la valorisation des énergies…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 13 | 17 contacts → | ||||
Exact match “Mieux vaut Tête bien faite que tête bien pleine – M.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 14 | 10 contacts → | ||||
Exact match “EBEN ARCHITECTURE is an architectural firm founded by Jean François ENET in 1988, then reshuffled in 1996 to create SARL Enet Dolowy, in association with Iga Dolowy, then in 2011…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 15 | 8 contacts → | ||||
Exact match “Oppy International is a consulting firm specializing in marine projects, focusing on naval systems, maritime infrastructure, and floating structures across Europe, Canada, and…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 16 | 6 contacts → | ||||
Exact match “Cabinet spécialisé en urbanisme commercial, EC & U conseille et accompagne depuis 2003 les enseignes et les promoteurs dans toutes les phases d’élaboration de leurs projets…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 17 | 6 contacts → | ||||
Exact match “ATELIERS PUZZLE est un bureau d'études spécialisé la production technique de projets artistiques et culturels.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 18 | 5 contacts → | ||||
Exact match “Façade consulting engineering” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 19 | 5 contacts → | ||||
Exact match “H&T is a specialized naval architecture consulting firm.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 20 | 4 contacts → | ||||
Exact match “Bureau d'études nantais, nous sommes spécialisés dans les missions de synthèse, grâce à l'expérience de nos spécialistes techniques et architecturaux.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 21 | 4 contacts → | ||||
Exact match “Basés à Nantes, nous sommes une société qui est née en 1995 du constat que l’acte de construire se complexifiait.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 22 | 4 contacts → | ||||
Exact match “Architecture et accompagnement : Création, conception et exécution des plans de votre projet Suivi de chantier et décoration : Exécution des travaux avec une exigence technique et…” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 23 | 3 contacts → | ||||
Exact match “B CUBE METAL est un bureau d'étude spécialisé dans les structures métalliques.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 24 | 3 contacts → | ||||
Exact match “FLEGON Ingénierie est un bureau d’études techniques, implanté à NANTES (44) depuis Août 2019, spécialisé dans la conception des fluides du bâtiments.” Recorded in the RevenueBase company graph · Sep 24, 2026 · View company records in RevenueBase | |||||
| 25 | 3 contacts → | ||||
Exact match “Conseil en Construction Assistance à Maîtrise d'Ouvrage Domaines d'intervention: Génie Civil Ferroviaire, énergétique, maritime et fluvial Charpente métallique et revêtement…” Recorded in the RevenueBase company graph · Sep 24, 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 “engineering consultancies”. 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 88 engineering consultancies based in Nantes, France
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Engineering consultancies based in Nantes, France at a glance
As of Sep 24, 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
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 Nantes, France whose business descriptions match “engineering 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 655 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 24, 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.
Engineering consultancies by metro in France
- Engineering consultancies in Paris661
- Engineering consultancies in Lyon192
- Engineering consultancies in Toulouse105
- Engineering consultancies in Marseille79
- Engineering consultancies in Bordeaux74
- Engineering consultancies in Montpellier68
- Engineering consultancies in Rennes41
- Engineering consultancies in Strasbourg37
- Engineering consultancies in Lille34
- Engineering consultancies in Nice34
- Engineering consultancies in Grenoble32
- Engineering consultancies in Villeurbanne31
- Engineering consultancies in Reims30
- Engineering consultancies in Angers28
- Engineering consultancies in Dijon26
- Engineering consultancies in Nanterre25
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 “engineering consultancies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many engineering consultancies are there based in Nantes, France?
RevenueBase identified 88 company matches for engineering consultancies associated with Nantes, 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?
EDEIS tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city in France has the most engineering consultancies?
Paris leads France with 661 company records, followed by Lyon (192) and Toulouse (105). Nantes has 88.
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 655 professional contacts with verified work emails tracked across these 88 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 24, 2026.
Ready to reach these companies? Verified emails and direct dials for all 88 engineering consultancies based in Nantes, France. Start with a free account, no credit card.
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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.
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Company intelligence · public preview
Top 25 engineering consultancies based in Nantes, France
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 88 matching company records for engineering consultancies based in Nantes, France, with 1,264 tracked contacts and 655 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 engineering consultancies based in Nantes, France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  EDEISedeis.comHQ: Nantes, FranceReported employees: 501-1,000 | Nantes, France | 501-1,000 | Exact match | 475 contacts → |
“Acteur de premier plan du secteur de l'ingénierie et du management d'infrastructures, le Groupe Edeis développe une vision innovante et durable, avec une promesse forte : être…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Saferail SASsaferail.frHQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 106 contacts → |
“Présent depuis 2003 dans l’Ingénierie et l’Ingénierie-Conseil du Contrôle-Commande et Signalisation ferroviaire, SAFERAIL est aujourd’hui Leader dans son domaine en France.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Cittanova Sinopiacittanova.frHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 68 contacts → |
“Cittànova est un bureau d’étude, de conseil et d’assistance en Urbanisme, Environnement, Architecture, Paysage et Communication.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Captencapten-group.comHQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 62 contacts → |
“Cabinet de conseil et d’ingénierie spécialisé dans les métiers du Système d’Information et de l’Industrie, créé en janvier 2017 à Nantes, Capten propose 3 offres afin…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Groupe Huitgroupehuit.comHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 54 contacts → |
“Le Groupe Huit intervient depuis 1967, comme conseil auprès des gouvernements, des collectivités locales et des organismes de financement internationaux, dans plusieurs domaines…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kasadennkasadenn.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 46 contacts → |
“Société d'Ingénierie et de Conseil spécialisée en Génie Industriel.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Alterescoalteresco.frHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 31 contacts → |
“ALTERESCO est un ensemblier qui porte des projets globaux de réhabilitation au travers de CPE (conception, travaux, exploitation, garantie de résultats).” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  AIA Environnementenvironnement.aialifedesigners.frHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 26 contacts → |
“INSPIRER NATURELLEMENT LE PROJET!” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  KERANgroupe-keran.comHQ: Nantes, FranceReported employees: 501-1,000 | Nantes, France | 501-1,000 | Exact match | 22 contacts → |
“Keran is an independent group composed of four companies – Sce, Creocean, Groupe Huit and Naomis – with complementary expertise and unified by shared values and ambitions.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Cairn Ingénieriecairn-ingenierie.frHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 21 contacts → |
“CAIRN Ingénierie (cairn-ingenierie.fr) – L’ingénierie du sens, en quelques mots : Imaginer les bâtiments de demain, en proposant une ingénierie pluridisciplinaire nourrie par…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 21 contacts → |
“BEGC est un Bureau d’Etudes Techniques spécialisé dans l’ingénierie et la conception de cuisines professionnelles collectives et plus largement d’espaces de restauration…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Natural Power Francenaturalpower.comHQ: Nantes, FranceReported employees: 201-500 | Nantes, France | 201-500 | Exact match | 19 contacts → |
“Natural Power, fort d’une expertise unique de plus de 20 ans en gestion de projet, est un prestataire indépendant de conseils et services pour la valorisation des énergies…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Benekabeneka.frHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 17 contacts → |
“Mieux vaut Tête bien faite que tête bien pleine – M.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Eben Architectureeben.archiHQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 10 contacts → |
“EBEN ARCHITECTURE is an architectural firm founded by Jean François ENET in 1988, then reshuffled in 1996 to create SARL Enet Dolowy, in association with Iga Dolowy, then in 2011…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Oppy Internationaloppy-international.comHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 8 contacts → |
“Oppy International is a consulting firm specializing in marine projects, focusing on naval systems, maritime infrastructure, and floating structures across Europe, Canada, and…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Ec&uec-u.frHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 6 contacts → |
“Cabinet spécialisé en urbanisme commercial, EC & U conseille et accompagne depuis 2003 les enseignes et les promoteurs dans toutes les phases d’élaboration de leurs projets…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Ateliers Puzzleatelierspuzzle.comHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 6 contacts → |
“ATELIERS PUZZLE est un bureau d'études spécialisé la production technique de projets artistiques et culturels.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Frontsignfrontsign.frHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 5 contacts → |
“Façade consulting engineering” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Herskovits & Tobiearchitecture-navale.netHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 5 contacts → |
“H&T is a specialized naval architecture consulting firm.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Best Bureau D'etudes Synthèseagence-best.frHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 4 contacts → |
“Bureau d'études nantais, nous sommes spécialisés dans les missions de synthèse, grâce à l'expérience de nos spécialistes techniques et architecturaux.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 4 contacts → |
“Basés à Nantes, nous sommes une société qui est née en 1995 du constat que l’acte de construire se complexifiait.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Opus-Créationopus-creation.frHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 4 contacts → |
“Architecture et accompagnement : Création, conception et exécution des plans de votre projet Suivi de chantier et décoration : Exécution des travaux avec une exigence technique et…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  B Cube Métalbcubemetal.comHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 3 contacts → |
“B CUBE METAL est un bureau d'étude spécialisé dans les structures métalliques.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  Flegon Ingenierieflegon-ingenierie.comHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 3 contacts → |
“FLEGON Ingénierie est un bureau d’études techniques, implanté à NANTES (44) depuis Août 2019, spécialisé dans la conception des fluides du bâtiments.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  G-M-Cgmc-ingenierie.comHQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 3 contacts → |
“Conseil en Construction Assistance à Maîtrise d'Ouvrage Domaines d'intervention: Génie Civil Ferroviaire, énergétique, maritime et fluvial Charpente métallique et revêtement…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 88 company matches
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Engineering consultancies: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
87 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Engineering consultancies by metro in France
- Engineering consultancies in Paris661
- Engineering consultancies in Lyon192
- Engineering consultancies in Toulouse105
- Engineering consultancies in Marseille79
- Engineering consultancies in Bordeaux74
- Engineering consultancies in Montpellier68
- Engineering consultancies in Rennes41
- Engineering consultancies in Strasbourg37
- Engineering consultancies in Lille34
- Engineering consultancies in Nice34
- Engineering consultancies in Grenoble32
- Engineering consultancies in Villeurbanne31
- Engineering consultancies in Reims30
- Engineering consultancies in Angers28
- Engineering consultancies in Dijon26
- Engineering consultancies in Nanterre25
Questions about this company list
What does Exact match mean for engineering consultancies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many engineering consultancies did RevenueBase find based in Nantes, France?
The saved snapshot records 88 matching company records, 1,264 tracked contacts and 655 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Engineering consultancies by geography
- Engineering consultancies based in the United States
- Engineering consultancies based in Brazil
- Engineering consultancies based in the United Kingdom
- Engineering consultancies based in Germany
- Engineering consultancies based in Australia
- Engineering consultancies based in France
- Engineering consultancies based in Italy
- Engineering consultancies based in Spain
- Engineering consultancies based in the Netherlands
- Engineering consultancies based in Canada
- Engineering consultancies based in South Africa
- Engineering consultancies based in Switzerland
Cite this list
RevenueBase Data Team. Top 25 engineering consultancies based in Nantes, France. Snapshot: September 24, 2026. https://revenuebase.ai/companies/engineering-consultancies/france/nantes.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Engineering consultancies based in the United States
- Engineering consultancies based in Brazil
- Engineering consultancies based in the United Kingdom
- Engineering consultancies based in Germany
- Engineering consultancies based in Australia
- Engineering consultancies based in France
Company intelligence · public preview
Top 25 engineering consultancies based in Nantes, France
RevenueBase records 88 matching company records for engineering consultancies based in Nantes, France, with 1,264 tracked contacts and 655 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 24, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 engineering consultancies based in Nantes, France
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | EDEISedeis.com HQ: Nantes, FranceReported employees: 501-1,000 | Nantes, France | 501-1,000 | Exact match | 475 contacts → |
“Acteur de premier plan du secteur de l'ingénierie et du management d'infrastructures, le Groupe Edeis développe une vision innovante et durable, avec une promesse forte : être…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Saferail SASsaferail.fr HQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 106 contacts → |
“Présent depuis 2003 dans l’Ingénierie et l’Ingénierie-Conseil du Contrôle-Commande et Signalisation ferroviaire, SAFERAIL est aujourd’hui Leader dans son domaine en France.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cittanova Sinopiacittanova.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 68 contacts → |
“Cittànova est un bureau d’étude, de conseil et d’assistance en Urbanisme, Environnement, Architecture, Paysage et Communication.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Captencapten-group.com HQ: Nantes, FranceReported employees: 51-200 | Nantes, France | 51-200 | Exact match | 62 contacts → |
“Cabinet de conseil et d’ingénierie spécialisé dans les métiers du Système d’Information et de l’Industrie, créé en janvier 2017 à Nantes, Capten propose 3 offres afin…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Groupe Huitgroupehuit.com HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 54 contacts → |
“Le Groupe Huit intervient depuis 1967, comme conseil auprès des gouvernements, des collectivités locales et des organismes de financement internationaux, dans plusieurs domaines…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Kasadennkasadenn.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 46 contacts → |
“Société d'Ingénierie et de Conseil spécialisée en Génie Industriel.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Alterescoalteresco.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 31 contacts → |
“ALTERESCO est un ensemblier qui porte des projets globaux de réhabilitation au travers de CPE (conception, travaux, exploitation, garantie de résultats).” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | AIA Environnementenvironnement.aialifedesigners.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 26 contacts → |
“INSPIRER NATURELLEMENT LE PROJET!” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | KERANgroupe-keran.com HQ: Nantes, FranceReported employees: 501-1,000 | Nantes, France | 501-1,000 | Exact match | 22 contacts → |
“Keran is an independent group composed of four companies – Sce, Creocean, Groupe Huit and Naomis – with complementary expertise and unified by shared values and ambitions.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Cairn Ingénieriecairn-ingenierie.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 21 contacts → |
“CAIRN Ingénierie (cairn-ingenierie.fr) – L’ingénierie du sens, en quelques mots : Imaginer les bâtiments de demain, en proposant une ingénierie pluridisciplinaire nourrie par…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 21 contacts → |
“BEGC est un Bureau d’Etudes Techniques spécialisé dans l’ingénierie et la conception de cuisines professionnelles collectives et plus largement d’espaces de restauration…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Natural Power Francenaturalpower.com HQ: Nantes, FranceReported employees: 201-500 | Nantes, France | 201-500 | Exact match | 19 contacts → |
“Natural Power, fort d’une expertise unique de plus de 20 ans en gestion de projet, est un prestataire indépendant de conseils et services pour la valorisation des énergies…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Benekabeneka.fr HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 17 contacts → |
“Mieux vaut Tête bien faite que tête bien pleine – M.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Eben Architectureeben.archi HQ: Nantes, FranceReported employees: 11-50 | Nantes, France | 11-50 | Exact match | 10 contacts → |
“EBEN ARCHITECTURE is an architectural firm founded by Jean François ENET in 1988, then reshuffled in 1996 to create SARL Enet Dolowy, in association with Iga Dolowy, then in 2011…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Oppy Internationaloppy-international.com HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 8 contacts → |
“Oppy International is a consulting firm specializing in marine projects, focusing on naval systems, maritime infrastructure, and floating structures across Europe, Canada, and…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Ec&uec-u.fr HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 6 contacts → |
“Cabinet spécialisé en urbanisme commercial, EC & U conseille et accompagne depuis 2003 les enseignes et les promoteurs dans toutes les phases d’élaboration de leurs projets…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Ateliers Puzzleatelierspuzzle.com HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 6 contacts → |
“ATELIERS PUZZLE est un bureau d'études spécialisé la production technique de projets artistiques et culturels.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Frontsignfrontsign.fr HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 5 contacts → |
“Façade consulting engineering” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Herskovits & Tobiearchitecture-navale.net HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 5 contacts → |
“H&T is a specialized naval architecture consulting firm.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Best Bureau D'etudes Synthèseagence-best.fr HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 4 contacts → |
“Bureau d'études nantais, nous sommes spécialisés dans les missions de synthèse, grâce à l'expérience de nos spécialistes techniques et architecturaux.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 4 contacts → |
“Basés à Nantes, nous sommes une société qui est née en 1995 du constat que l’acte de construire se complexifiait.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Opus-Créationopus-creation.fr HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 4 contacts → |
“Architecture et accompagnement : Création, conception et exécution des plans de votre projet Suivi de chantier et décoration : Exécution des travaux avec une exigence technique et…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | B Cube Métalbcubemetal.com HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 3 contacts → |
“B CUBE METAL est un bureau d'étude spécialisé dans les structures métalliques.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | Flegon Ingenierieflegon-ingenierie.com HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 3 contacts → |
“FLEGON Ingénierie est un bureau d’études techniques, implanté à NANTES (44) depuis Août 2019, spécialisé dans la conception des fluides du bâtiments.” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | G-M-Cgmc-ingenierie.com HQ: Nantes, FranceReported employees: 1-10 | Nantes, France | 1-10 | Exact match | 3 contacts → |
“Conseil en Construction Assistance à Maîtrise d'Ouvrage Domaines d'intervention: Génie Civil Ferroviaire, énergétique, maritime et fluvial Charpente métallique et revêtement…” Recorded description excerpt · September 24, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 88 company matches
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Engineering consultancies: dataset insights
September 24, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
87 records in the displayed employee bands.
1 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 24, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Engineering consultancies by metro in France
- Engineering consultancies in Paris661
- Engineering consultancies in Lyon192
- Engineering consultancies in Toulouse105
- Engineering consultancies in Marseille79
- Engineering consultancies in Bordeaux74
- Engineering consultancies in Montpellier68
- Engineering consultancies in Rennes41
- Engineering consultancies in Strasbourg37
- Engineering consultancies in Lille34
- Engineering consultancies in Nice34
- Engineering consultancies in Grenoble32
- Engineering consultancies in Villeurbanne31
- Engineering consultancies in Reims30
- Engineering consultancies in Angers28
- Engineering consultancies in Dijon26
- Engineering consultancies in Nanterre25
Questions about this company list
What does Exact match mean for engineering consultancies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many engineering consultancies did RevenueBase find based in Nantes, France?
The saved snapshot records 88 matching company records, 1,264 tracked contacts and 655 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 24, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Engineering consultancies by geography
- Engineering consultancies based in the United States
- Engineering consultancies based in Brazil
- Engineering consultancies based in the United Kingdom
- Engineering consultancies based in Germany
- Engineering consultancies based in Australia
- Engineering consultancies based in France
- Engineering consultancies based in Italy
- Engineering consultancies based in Spain
- Engineering consultancies based in the Netherlands
- Engineering consultancies based in Canada
- Engineering consultancies based in South Africa
- Engineering consultancies based in Switzerland
Cite this list
RevenueBase Data Team. Top 25 engineering consultancies based in Nantes, France. Snapshot: September 24, 2026. https://revenuebase.ai/companies/engineering-consultancies/france/nantes.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Engineering consultancies based in the United States
- Engineering consultancies based in Brazil
- Engineering consultancies based in the United Kingdom
- Engineering consultancies based in Germany
- Engineering consultancies based in Australia
- Engineering consultancies based in France