| # | Company | Employees |
|---|---|---|
| 1 |
VINCI Constructionvinci.com
Designs, finances, builds, and operates infrastructure and facilities globally, committed to environmentally and socially responsible practices for urban ecosystems and regions. |
219,000 |
| 2 |
Bouygues Groupbouygues.com
Provides solutions addressing essential societal needs like housing, transportation, low-carbon energy, communication, news, and entertainment across over 80 countries. |
45,769 |
| 3 |
Bouygues Constructionbouygues-construction.com
Global construction company with 32,400 employees in 60 countries, specializing in sustainable infrastructure and building projects with a focus on safety, human rights, and ethics |
25,201 |
| 4 |
VINCI Constructionvinci-construction.com
Leading global construction, civil engineering, and specialized works. Operates through local subsidiaries and specialized worldwide divisions for complex projects. |
17,135 |
| 5 |
COLASallinks.click
Construction and maintenance of transportation infrastructure and urban development, from industrial production to service offerings, including construction work globally. |
13,492 |
| 6 |
VINCI Construction Francefrance.vinci-construction.com
Leading French construction company offering general contracting, design-build, and specialized services through its local-global organization, 473 agencies, and 24,000 employees nationwide |
11,427 |
| 7 | 10,330 | |
| 8 |
Eiffageeiffage.com
Join a close-knit company valuing teamwork, innovation, and individuality to build a human-sized future, welcoming diverse talents to thrive |
7,684 |
| 9 |
Eiffage Constructioneiffageconstruction.com
A leading European construction company specializing in development, real estate, construction, maintenance, and service works with a strong corporate culture |
5,174 |
| 10 |
Eurovia Franceeurovia.fr
Construction and development of transport infrastructure and urban areas, supporting economic growth, social cohesion, and local partnerships. |
4,870 |
| 11 |
Spie batignollesspiebatignolles.fr
A major player in building, infrastructure, and services, emphasizing trust, initiative, and collective effort for projects aligned with social and environmental challenges |
4,459 |
| 12 |
Sogea-Satomsogea-satom.com
An African company specializing in roadworks, civil engineering, hydraulic works, and construction, with a strong focus on quality, teamwork, and customer satisfaction |
4,304 |
| 13 |
FAYAT Groupfayat.com
Established in 1957, this French company is a leading independent player in construction and industry, offering innovative and sustainable solutions globally |
3,630 |
| 14 |
Eiffage Routeeiffageroute.com
An expert in urban development, Eiffage Route contributes to improving the French road network through design, construction, maintenance, and various other projects |
3,480 |
| 15 |
SOPREMA Entreprisessoprema-entreprises.fr
Specialized in building envelope solutions including waterproofing, roofing, cladding, and timber frame construction across 81 sites in France. |
3,278 |
| 16 |
VINCI Construction Grands Projetsvinci-construction-projets.com
Designs and builds highly complex civil engineering structures worldwide, encompassing transport, buildings, energy, hydraulics, and environmental projects with sustainable local contributions. |
2,501 |
| 17 |
Colas Francecolas.fr
Global leader in constructing, maintaining, and servicing transportation infrastructure responsibly with 25,000 employees in France, offering innovative solutions for mobility |
2,423 |
| 18 | 2,281 | |
| 19 |
Bouygues Bâtiment Ile-de-Francebouygues-construction.com
Specialized construction company offering private and public building, residential housing, project management, and maintenance services with environmental and social responsibility. |
2,243 |
| 20 |
RAZEL-BEC | FAYAT Groupfayat.com
Specializes in public works including civil engineering, infrastructure, underground works, industrial and nuclear projects, environmental and urban engineering with innovative solutions. |
2,233 |
| 21 |
FAUCHÉfauche.com
Designing, installing, and maintaining custom energy solutions for electricity, automation, industrial processes, and multi-technical maintenance, ensuring safety and competitiveness. |
2,093 |
| 22 |
GCC, l’ETI de préférencegcc-groupe.com
A leading independent group in the construction industry, offering sustainable solutions, promoting personal growth and entrepreneurship, and contributing to a lasting future |
1,967 |
| 23 |
Legendregroupe-legendre.com
A family-owned company with over 2300 employees and €850 million in revenue, focusing on construction, real estate, and energy sectors nationally and internationally |
1,951 |
| 24 |
DEMATHIEU BARDdemathieu-bard.fr
Specializes in public and private construction projects including infrastructure, industrial facilities, functional buildings, public equipment, and housing developments. |
1,729 |
| 25 |
Bouygues Travaux Publicsbouygues-construction.com
A global leader in sustainable infrastructure construction, specializing in civil engineering projects worldwide with expertise in underground works, bridges, tunnels, and more |
1,699 |
| 26 |
Hilti Francehilti.fr
Provides advanced tools, technologies, software, and services for the construction industry, helping clients build faster, safer, and more boldly worldwide, with a focus on innovation. |
1,675 |
| 27 |
SMAC : Enveloppe industriellesmac-sa.com
Specializes in industrial cladding and waterproofing services, providing protective and sealing solutions for building envelopes and structures. |
1,666 |
| 28 |
ALTRAD PREZIOSOaltradprezioso.com
Provides multidisciplinary technical engineering services primarily for Oil, Gas, and Power Generation, assisting clients with asset life extension and cost optimization. |
1,663 |
| 29 |
GSEgsegroup.com
Global corporate real estate firm offering design, construction, and renovation services with a focus on price, quality, and timeliness Also pioneers innovative and sustainable building practices |
1,661 |
| 30 |
Menardmenard-group.com
A global leader in ground improvement works using innovative technologies to optimize geotechnical conditions for various infrastructure projects worldwide |
1,590 |
| 31 |
Groupe Léon Grosseleongrosse.fr
Specializes in large-scale construction and renovation projects including stadiums, transportation hubs, cultural sites, and sports facilities across France. |
1,517 |
| 32 |
Soletanche Bachysoletanche-bachy.com
Specializes in geotechnical engineering and construction for infrastructure projects worldwide, including roads, airports, railways, marine, and energy sectors. |
1,420 |
| 33 |
GH | GIRARD HERVOUET Constructeur exigeant et bienveillantg-h.fr
Specializes in metal framework, roofing, aluminum joinery, and cladding for new builds and renovations across western France. |
1,278 |
| 34 |
Groupe Cassousgroupe-cassous.com
A regional independent group with over 40 subsidiaries and 1450 employees focused on innovative construction solutions for local communities for over 50 years |
1,247 |
| 35 |
Teridealterideal.fr
Develops, designs, builds, and maintains complex projects across France, focusing on landscape, public works, and building sectors, adapting territories to climate change. |
1,243 |
| 36 |
Guintoliguintoli.fr
A subsidiary specializing in earthworks and road infrastructure works with decades of experience on large highway and railway construction projects nationwide |
1,150 |
| 37 | 1,133 | |
| 38 |
Bouygues Bâtiment Internationalbouyguesbatimentinternational.com
Develops complex building projects globally, transforming urban landscapes, addressing societal needs, enriching lives, and providing tailor-made solutions in construction, renovation, and operation. |
1,109 |
| 39 |
GTM BATIMENTgtm-batiment.fr
Providing innovative and digital building solutions focused on social rehabilitation and residential building restructuring with professional client partnership. |
1,088 |
| 40 |
AURIGEaurige.group
Company preserves, restores, and magnifies architectural heritage. It works on historical monuments and luxury properties, combining tradition with modern expertise. |
1,059 |
| 41 |
FFB - Fédération Française du Bâtimentffbatiment.fr
Defends 50,000 member companies, including 35,000 artisanal, representing two-thirds of annual building production and employment, uniting all sizes to protect collective professional interests. |
1,048 |
| 42 |
AXIMUM (Groupe COLAS)aximum.fr
Secures, signals, and regulates flows as a global operator of safe mobility, developing complete solutions for equipment installation, operation, and maintenance. |
1,017 |
| 43 |
Entreprise CHARIERcharier.fr
Offers comprehensive multi-trade solutions in construction, public works, and environmental services across France, focusing on sustainable and innovative development for clients. |
1,010 |
| 44 |
HERIGEherige-industries.fr
Family-owned group specializing in construction materials trading, joinery, and concrete with a focus on quality, innovation, and sustainability. |
985 |
| 45 |
Haulottehaulotte.com
Design, manufacture, and sale of aerial work platforms through global factories and subsidiaries, providing safe, innovative solutions for construction and industrial sectors. |
975 |
| 46 | 949 | |
| 47 |
UNION TECHNIQUE DU BATIMENTutb.fr
Construction company specializing in building projects, providing construction services and solutions in Pantin, Seine Saint Denis, France. |
929 |
| 48 |
Alpes Contrôlesalpes-controles.fr
Support clients regulatory compliance construction, safety coordination, environmental protection, diagnostics, training, certification, with ethical governance and societal responsibility. |
856 |
| 49 |
Service d’infrastructure de la Défensedefense.gouv.fr
Manages, builds, and maintains the French Ministry of Armed Forces' real estate, ensuring infrastructure support and energy control for military operations domestically and abroad. |
850 |
| 50 |
ACORUSgroupe-acorus.fr
Specialist in renovation services with 5 key areas: rehabilitation, home maintenance, repairs, maintenance, and accessibility, focusing on growth, acquisitions, and expanding services |
829 |
| 51 |
Bouygues Batiment Nord-Estbouygues-batiment-nord-est.fr
Global construction actor designing, constructing, and operating high-quality buildings to enhance living spaces Committed to sustainability, local subcontracting, and community development |
813 |
| 52 |
KAEFER Francekaefer.fr
French leader in industrial and nuclear insulation, scaffolding, asbestos removal, passive fire protection, architectural finishing, painting, and engineering. |
801 |
| 53 |
Bouygues Bâtiment Sud-Estbouygues-batiment-sud-est.fr
A construction subsidiary in southeast France offering development, design, construction, and renovation services in various sectors, with a focus on sustainable practices |
793 |
| 54 | 783 | |
| 55 |
CAP INGELECcapingelec.com
An independent engineering company with over 30 years of experience, specializing in Datacenters, Critical Utilities, Industry, Cleanrooms, Agribusiness, Wines & Spirits |
773 |
| 56 |
Ateliers De Franceateliersdefrance.com
Specializes in luxury construction and preservation of public monuments, historic buildings, private residences, aircraft, yachts, and unique global projects. |
772 |
| 57 |
NGE FONDATIONSnge-fondations.fr
Specializes in geotechnical works and site security, focusing on ground stabilization and safety measures for construction projects. |
737 |
| 58 |
Daniel Moquet Signe Vos Alléesfranchise-daniel-moquet.fr
network of franchised landscape entrepreneurs specializing in designing and renovating driveways, courtyards, and terraces for homeowners |
716 |
| 59 |
FONTANERIA
Construction company based in France, specializing in plumbing services and projects Located in Laverune, they offer quality construction work |
716 |
| 60 |
Sixense Groupsixense-group.com
Specializing in infrastructure monitoring and consulting, Sixense optimizes maintenance and operation through engineering services, data management, and digital solutions globally |
711 |
| 61 |
Uxellouxello-si.com
Uxello is a leader in fire protection in France, offering a complete project cycle from risk analysis to final reception, with 800 specialists across 40 locations |
666 |
| 62 |
Cougnaudcougnaud.com
Industrialized modular construction and rental solutions for professional, educational, healthcare, and event spaces, both permanent and temporary, nationwide. |
654 |
| 63 |
CMF GROUPEcmf-groupe.com
A leading industrial group specializing in constructing greenhouses, bioclimatic glass buildings for agriculture, research, retail, and international markets |
651 |
| 64 |
Bouygues Bâtiment Grand Ouestbouygues-batiment-grand-ouest.fr
Construction and renovation of buildings and neighborhoods in Western France, focusing on sustainability, resource efficiency, and social responsibility. |
642 |
| 65 |
Rector Lesagerector.fr
Specializes in precast and prestressed concrete floor systems, offering durable, innovative, and environmentally conscious construction solutions since 1953. |
628 |
| 66 |
BRUNET - L'offre multitechnique de proximitébrunet-groupe.fr
A multi-technical company specialized in electrical, thermal engineering, and low voltage services Offering design, installation, maintenance, and support nationwide |
627 |
| 67 |
Technitoittechnitoit.com
Specializing in home improvement, this leading French manufacturer applies renovation solutions for roofs, facades, and energy advice with a focus on aesthetics and energy efficiency |
627 |
| 68 |
Citelumdalkiaelectrotechnics.fr
Provides intelligent lighting, video surveillance, traffic management, smart parking, Wi-Fi, Li-Fi, charging stations, urban monitoring, and Smart City platforms. |
626 |
| 69 |
BAUDIN CHATEAUNEUFbaudinchateauneuf.com
A century-old family-owned BTP company excelling in over 30 trades, prioritizing client satisfaction, trust, and employee development while expanding internationally |
622 |
| 70 |
ETANDEXemploi.etandex.fr
France's leading independent specialty construction company, advancing waterproofing and coating technologies, and restoring and protecting concrete and masonry structures across various applications. |
614 |
| 71 |
Groupe BRIANDbriand.fr
A French construction company specializing in metal, wood, and concrete building construction, with expertise in roofing, cladding, and structural work for various types of buildings |
611 |
| 72 |
Groupe LHOTELLIERlhotellier.fr
A century-old independent family group specializing in construction, public works, and environmental services, with a strong focus on local development and sustainability |
608 |
| 73 |
Eiffage Métaleiffagemetal.com
Specializing in turnkey metal construction, Eiffage Métal designs and builds building envelopes, facades, and complex multi-technical projects, with a focus on industrial and wind energy sectors |
607 |
| 74 |
EDILIANSedilians.com
Development and manufacturing of innovative, sustainable roofing solutions combining high technical performance with local industry expertise. |
599 |
| 75 |
Groupe BALASgroupe-balas.com
Offers comprehensive building lifecycle services from design, new construction, renovation, energy transition, to multi-service operation, integrating traditional expertise with technical innovation for public and private projects. |
593 |
| 76 |
FONDASOLgroupefondasol.com
The company specializes in innovative engineering consultancy services for construction projects, focusing on sustainability, ESG transformation, collaboration, and data utilization |
586 |
| 77 | 579 | |
| 78 |
GROUPE ROGER MARTINrogermartin.fr
A construction company with a strong focus on teamwork, values, innovation, and growth in various sectors including public works and building materials |
574 |
| 79 |
TCFM
A construction company located in France, specializing in various construction projects and services |
572 |
| 80 |
Groupe PIGEONgroupe-pigeon.com
Independent family group involved in territorial development in the western region, focusing on urban planning and infrastructure projects |
526 |
| 81 |
GROUPE GAGNERAUDgagneraud.fr
Independent construction group with 28 companies, offering diverse building, energy, and service works, emphasizing autonomy and entrepreneurial spirit. |
525 |
| 82 |
Groupe Géotecgeotec.fr
Provides geotechnical and environmental engineering consulting for construction projects, focusing on soil, maritime, and environmental studies, natural risks, and geophysics. |
523 |
| 83 |
Algeco Francealgeco.fr
Design and installation of customizable modular buildings for living, working, and learning, offering turnkey, adaptable, and reliable solutions worldwide. |
509 |
| 84 |
APIJ (Agence publique pour l'immobilier de la justice)apij.justice.fr
Design, construction, and renovation of justice-related buildings nationwide, managing complex projects with multidisciplinary teams for modern, secure, and sustainable justice facilities. |
508 |
| 85 |
Dumez - Île-de-Francedumez-idf.fr
Specialized in medium-sized public and private building rehabilitation, focusing on complex projects with environmental standards and technical performance improvements. |
507 |
| 86 |
VINCI Construction Terrassementvinci-construction-terrassement.com
Specializes in earthworks for transport infrastructure, coastal and river developments, environmental projects, and site platforms with local and national expertise. |
502 |
| 87 |
FAYAT BATIMENTbatiment.fayat.com
A leading construction division in France, part of the Fayat Group, designing, building, and maintaining structures enhancing citizens' living environments |
500 |
| 88 |
ECR Environnementecr-environnement.com
Independent environmental consulting firm specializing in soil studies, environmental assessments, engineering, and topography services Operating in France and Spain with multiple offices nationwide |
500 |
| 89 |
SERBAnovam-ingenierie.com
Specializing in structural concrete design for buildings and infrastructure, offering 40 years of experience in all stages from conception to execution, including BIM management and diagnostics |
497 |
| 90 |
SEACseac-gf.fr
Specializing in structural solutions for buildings, focusing on floor techniques to meet RT2012 regulations Providing thermal, acoustic, and environmental benefits for various construction projects |
494 |
| 91 | 473 | |
| 92 |
Chantiers Modernes Constructionchantiers-modernes-construction.fr
Specialized in public works and civil engineering in the Paris region, leveraging expertise in various construction projects from conception to delivery |
473 |
| 93 |
SPAC SAS (Groupe Colas)
Specialized in transportation and distribution projects for gas, water, electricity, and industrial energy networks with global and local expertise. |
464 |
| 94 |
Bouygues Bâtiment Centre Sud-Ouestbouygues-batiment-centre-sud-ouest.com
Constructs and renovates buildings and neighborhoods in Nouvelle-Aquitaine, Centre Val de Loire, Occitanie, and Overseas Territories, focusing on sustainable practices and environmental transition. |
450 |
| 95 |
Atlantique Automatismes Incendie (AAI)aai-france.fr
Design, manufacture, install, and maintain comprehensive fire protection systems with strong customer focus and national-international presence. |
447 |
| 96 |
OGER INTERNATIONAL CORPoger.international
Global engineering and architecture firm specializing in complex projects, BIM, sustainable development, and integrated project management across multiple countries. |
443 |
| 97 |
CEMEgroupe-ceme.com
National leader electrical engineering, climate control, and maintenance services. Focus on energy efficiency and thermal comfort for various sectors and individuals. |
442 |
| 98 |
EIMI GROUPEeimi.fr
Specializes in energy and environmental efficiency services, including HVAC, electrical, and professional kitchen installations and maintenance. |
437 |
| 99 |
Spie batignolles énergiespiebatignolles.fr
Comprehensive operator in electrical engineering, climate engineering, industrial fluids, railway infrastructure, and multi-technical maintenance for new and renovation projects. |
437 |
| 100 |
Groupe ANGEVINgroupe-angevin.fr
A family-owned construction group specializing in structural work, founded in 1936 Consists of seven distinct companies with a total revenue of €215 million |
433 |
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 9, 2026.
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