The 45 largest companies in Guyancourt

SOCOTECsocotec.fr

Provides services throughout the entire life cycle of built assets for compliance, extended lifespan, improved performance, and people’s safety in construction, infrastructure, and industry.

Bouygues Energies & Servicesbouygues-es.fr

Bouygues Energies & Services is a key player in energy and digital transition, focusing on sustainable solutions and workforce development

Crédit Agricole Group Infrastructure Platformca-groupinfrastructureplatform.fr

Becoming a leading technology hub, developing new digital platforms, ensuring high security and confidentiality, positively impacting 54 million people.

Credit Agricole Payment Servicesca-payment-services.com

Designing payment solutions for group entities, processing transactions, and developing innovative, secure service offerings with leading market standards.

DTPdtp-bouygues-construction.com

global construction developer builds structures and buildings worldwide, focusing on sustainable practices and low-carbon materials for diverse needs like housing, healthcare, and infrastructure.

Sodicam2 - Renault Groupsodicam2.fr

Recruits, trains, and manages a sales force for automotive parts and accessories, ensuring performance and adaptation to market changes through employee development.

EOWINeowin.com

A leading content creation and management company with 30 years of experience, serving various industries worldwide in all aspects of information lifecycle

Egis en Franceegis-group.com

International consulting, construction engineering, and mobility services company. Designs and operates smart infrastructure and buildings addressing climate challenges for balanced and sustainable territorial development.

BOUYGUES CONSTRUCTION ITbouygues-construction.fr

Based in Guyancourt, France, provides information technology and services. This company focuses on delivering IT solutions for various needs.

Bouygues Construction Expertises Nucléaires

Offers integrated, innovative, high-value solutions globally, covering all technical fields and the complete life cycle of nuclear infrastructure, including engineering, maintenance, and dismantling.

SOCOTEC Formationformation-socotec.fr

Provides operational training in hygiene, health, safety, and QHSE for various industries including nuclear, with digital and onsite solutions.

Les audioprothésistes Entendreentendre.com

Independent cooperative of hearing specialists providing expert, personalized auditory care and support through advanced technology and professional collaboration.

Ville de Guyancourtville-guyancourt.fr

University city with 30,000 residents, strong economic presence, diverse public services, balanced housing, and commitment to ecological transition.

Ecologic Franceecologic-france.com

Manages prevention, collection, and recycling of end-of-life electrical/electronic equipment, sports/leisure items, and DIY/gardening tools, fostering a circular economy.

Euriwareeuriware.fr

A digital services company with 20 years of experience in demanding sectors like energy, industry, and defense, providing consulting, integration, and support services

SOCOTEC Certification Internationalsocotec-certification-international.co.uk

providing accredited ISO certification services and management systems assessment to help organizations improve and gain commercial benefits globally

Ciblexpertsciblexperts.fr

Specialized in corporate liability expertise and on-site risk coverage, operating under three distinct brands with a nationwide presence in France

Mitel France & Afrique Francophonemitel.com

Provides innovative communication solutions enabling businesses and service providers to connect, collaborate, and serve over 60 million users worldwide.

CA-SILCA

IT production services for Groupe Crédit Agricole, including infrastructure management, cloud solutions, big data, SOC operations, and user services

Groupe Genarisgenaris.fr

Specializes in electrical and electronic design, prototyping, and manufacturing with integrated product development for defense, mobility, and industry sectors.

Bouygues Construction Purchasingbouygues-construction.com

A company specializing in purchasing services based in Guyancourt, France, with a focus on construction and related industries

Lycée d'Hôtellerie et de tourisme de Guyancourtlyc-hotellerie-guyancourt.ac-versailles.fr

A hospitality school offering training in hotel, restaurant, and tourism fields, from CAP to professional degree, with partnerships with leading industry groups and companies

Le Golf Nationalle-golf-national.com

Public golf club near Paris with three courses, hosting international tournaments, offering extensive facilities including hotel and academy.

Allshareallshare.fr

Development and delivery of SaaS software for HR and financial management, focusing on payroll, workforce, and salary revision processes.

Solaris (Sunglass)solaris-sunglass.com

A leading sunglass retailer offering a wide selection of trendy and fashionable eyewear, with expert advice on sun protection and latest fashion trends

ISM-IAEuvsq.fr

Develops research, training, and knowledge dissemination in management fields. Promotes responsible management. Delivers accredited bachelor's, master's, and doctoral programs.

Agence SEO.fr Parisseo.fr

Provides SEO, SEA, website creation, Google Analytics, social media marketing, and training to improve online visibility and business growth.

SQY Therapeuticssqy-therapeutics.com

A French biotechnology company specializing in designing and producing tricyclo-DNA antisense oligonucleotides for R&D programs targeting genetic diseases, specifically neuromuscular diseases

SOREDIsoredi-group.com

SOREDI Group supports companies in IT projects, providing engineering and innovative technology consulting services to help clients succeed and stay competitive

netlinking.frnetlinking.fr

Specializing in thematic and semantic netlinking, we offer a catalog of exclusive sites and personalized campaigns to boost visibility and digital growth

IAV S.A.S.U.iav.com

Engineering partner providing automotive and IT expertise, supporting vehicle projects from concept to production with global presence and technical facilities.

MATBUROmatburo.fr

Specializing in sales, installation, and after-sales service of point-of-sale and management systems for merchants for over 25 years

Ressources - Solution de billetterieressources-si.fr

Ressources offers software for managing ticketing in various entertainment venues, pioneering audience management and ticketing solutions in France and beyond

Oxiboxoxibox.com

A plug-and-protect cyber-resilience solution that guarantees recovery after any disaster by automating data classification, isolation of backups from production network, and utilizing artificial intelligence

Ex Materiaexmateria.eu

A consulting firm and accredited representatives specializing in intellectual property management, providing services for patent filing, protection, defense, and technology prevention

Aastra Francemitel.com

This company merged with Aastra, forming a group offering communication solutions to 60 million users, emphasizing being #TwiceAsGood

LiveConsentliveconsent.com

Streamlining the process of signing contracts and documents by allowing users to easily sign and send PDFs online, saving time and increasing efficiency

Globe Langues Solutionsglobe-langues-solutions.com

Globe Langues Solutions supports professionals in learning and practicing foreign languages in a corporate setting through coaching and training

Smaltsmalt.io

A smartbuilding company specializing in innovative construction solutions and a member of Bouygues Construction

INFOGEOinfogeo.xyz

INFOGEO produces geological knowledge for underground exploration projects related to energy transition, using a comprehensive process of acquiring, processing, and interpreting geophysical data

La Ferme de Bel Ebat à Guyancourtscenes2guyancourt.fr

The company is a theater in Guyancourt, offering a diverse program of plays, dance, puppetry, poetry, and circus, as well as educational and cultural activities

Mentorys franchisé ActionCOACHmentorys.fr

Specializing in coaching and supporting business owners to grow their activities and improve their quality of life through tailored business strategies and management services

Kalivakaliva.fr

A consultancy and services company specializing in digital transformation, offering expertise in ERP/CRM integration, web/mobile/e-commerce development, and technology solutions for businesses

Viedoc (Strategic & Competitive Intelligence)viedoc.fr

A leading Competitive & Technology Intelligence consultancy firm in France, offering strategic analysis, technical expertise, and software solutions for staying competitive and informed

McDonald's Francemcdonalds.fr

Operating over 1560 restaurants with 79,000 employees, focusing on quality meals, teamwork, innovation, sustainability, and comprehensive employee training programs.