This selection of large French managed service providers includes major IT services and consulting firms. Companies like Capgemini offer end-to-end services from strategy to business operations, while Atos specializes in cybersecurity and high-performance computing. Orange Business focuses on next-generation connectivity and cloud solutions, and Inetum supports businesses and the public sector with digital impact and innovation.
The data shows a strong concentration of headquarters in the Paris metropolitan area, including Paris itself, Issy-les-Moulineaux, Bezons, Saint-Ouen, and Puteaux. Many of these firms, such as Cegedim and Tessi, also specialize in specific sectors like healthcare data management or customer relations and document processing.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Capgeminicapgemini.com
Imagine future organizations, making it real with AI, technology, and people, delivering end-to-end services and solutions across strategy, technology, design, engineering and business operations |
342,989 | |||
| 2 |
Orangeorange.com
A leading global telecommunications operator offering services to millions of customers and multinational companies across 26 countries |
146,935 | |||
| 3 | 85,294 | ||||
| 4 |
Orange Businessorange-business.com
Leading European network and digital integrator leveraging expertise in next-generation connectivity, cloud, and cybersecurity solutions for positive impact on customers and planet. |
28,626 | |||
| 5 |
Inetuminetum.com
European digital services leader helping businesses, public sector, and society with digital impact, performance, and innovation, partnering with major software publishers. |
21,788 | |||
| 6 |
SPIE Francespie.fr
Global actor in energy, digital, and industrial transitions, offering concrete solutions for decarbonizing buildings, industries, and territories through various technical services. |
9,833 | |||
| 7 |
Econocomeconocom.com
Supplies, finances, and provides managed services for workplace, audiovisual, and infrastructures, supporting businesses in their digital transformation with equipment and support. |
7,123 | |||
| 8 |
Axiansaxians.com
A technology company supporting digital transformation by providing ICT solutions in cybersecurity, telecommunication, data analytics, cloud services, and more |
4,186 | |||
| 9 |
Cegedimcegedim.com
Technology and services for digital data flow management in healthcare ecosystems and B2B, plus business software publishing for healthcare and insurance professionals. |
4,103 | |||
| 10 | 3,960 | ||||
| 11 |
DATAPREVdataprev.gov.br
Manages large data, develops government policy support, and creates digital solutions for public services, leveraging cloud computing and AI for federal needs. |
3,713 | |||
| 12 |
SFR Businesssfrbusiness.fr
Provides innovative services supporting company growth and digital transformation. Offers high-performance fixed and mobile connectivity and ICT solutions to businesses and public administrations. |
3,520 | |||
| 13 |
CGGviridiengroup.com
Advanced technology and Earth data company resolving natural resource, energy transition, and infrastructure challenges through geoscience, data, sensing. |
3,342 | |||
| 14 | 3,306 | ||||
| 15 |
OVHcloudovhcloud.com
Global player and leading European cloud provider operating 450,000 servers within 43 data centers across 4 continents, reaching 1.6 million customers. |
3,251 | |||
| 16 |
DOCAPOSTEdocaposte.com
Supports companies and public institutions in digital transformation, providing secure, simple digital experiences, processing sensitive data, and ensuring digital independence with regulatory compliance. |
3,076 | |||
| 17 | 2,930 | ||||
| 18 |
Magellanmagellangroup.eu
Magellan Partners helps businesses succeed in their digital transformation by combining business expertise, technology knowledge, and digital creativity to open new digital paths |
2,794 | |||
| 19 |
Koesiokoesio.com
Digital Services Company supporting SMEs and communities in digital projects including printing, IT, security, management, document management, and telecom Nationally recognized expertise with local focus |
2,110 | |||
| 20 | 2,040 | ||||
| 21 |
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. |
2,035 | |||
| 22 |
Consort Groupconsort-group.com
Enables companies to leverage data assets for competitive advantage through IT infrastructure services, data expertise, digital development, and media engineering. |
1,747 | |||
| 23 | 1,741 | ||||
| 24 |
BPCE Infogérance & Technologiesbpce-it.fr
This company builds and operates information systems, providing IT production and infrastructure services for the Group BPCE entities, focusing on quality, security, and employee experience. |
1,643 | |||
| 25 |
Prodwareprodwaregroup.com
Supports organizations in complex digital transformation, combining expertise with innovation. Delivers end-to-end value from consulting to managed services, developing own AI solutions. |
1,522 | |||
| 26 |
SCC Francescc.com
Provides comprehensive IT solutions, including cybersecurity, digital workplace, and hybrid infrastructure, enabling businesses to optimize operations and achieve their goals. |
1,422 | |||
| 27 | 1,358 | ||||
| 28 |
CMScms-france.net
Provides managed services for IT systems, ensuring efficient operation and maintenance of infrastructure and applications for businesses. |
1,287 | |||
| 29 |
VAST Datavastdata.com
Leading data platform for the AI era, providing scalable performance, simple data management, and productivity for workload-intensive applications Fastest-selling startup in data infrastructure |
1,219 | |||
| 30 | 1,213 | ||||
| 31 |
NXO Francenxo.eu
Independent leader in French Telecom integration, undertaking complex projects, anticipating customer needs, attracting talent, and focusing on well-done work. |
1,200 | |||
| 32 |
Mistralmistral.ai
A Europe-based company develops fast, secure, and open-source language models specialized for business use cases using private data and feedback |
1,156 | |||
| 33 |
Axians Franceaxians.fr
Supports clients with digital infrastructure and solutions, covering applications, data, networks, cloud, telecom, and cybersecurity through consulting, design, integration, and services. |
1,137 | |||
| 34 |
ALTAREAaltarea.com
Leading French company specializing in low-carbon urban transformation, offering comprehensive real estate services for city development and management. |
1,132 | |||
| 35 |
Marlinkmarlink.com
Designs, builds, and manages hybrid network solutions, combining satellite, terrestrial, and digital services to optimize remote business operations with digital technologies. |
1,127 | |||
| 36 | 1,069 | ||||
| 37 |
CDC Informatiqueicdc.caissedesdepots.fr
Provides IT solutions, guarantees security and integrity for public sector clients. Technological competence and innovation are key, anticipating and supporting digital changes. |
1,049 | |||
| 38 |
Nomios Groupnomios.com
Designs, secures, and manages digital infrastructures, developing innovative cybersecurity and networking solutions through consulting, managed, and professional services for organizations. |
887 | |||
| 39 |
ITS Group S.A.itsgroup.com
Supports companies in digital transformation projects, offering turnkey IT solutions and managed services in cloud, mobility, infrastructure, cybersecurity, and data management. |
868 | |||
| 40 |
OCI Informatiqueoci.fr
OCI is a local IT solutions company for SMEs with 8 branches in the Grand Est region, offering personalized and diverse services including networking, telecom, cloud, and web solutions |
796 | |||
| 41 |
Hugging Facehuggingface.co
A forward-thinking AI community shaping the future of technology and innovation |
773 | |||
| 42 |
SOFTWAY MEDICALgroupesoftwaymedical.com
Innovative healthcare solutions provider, enhancing caregiver efficiency, patient comfort, and treatment options with technology and secure, serenity-inducing services since 2006 |
760 | |||
| 43 |
Claranet Franceclaranet.com
Leading European provider of managed hosting, network, and communication services, serving thousands of businesses across multiple countries and data centers. |
750 | |||
| 44 | 745 | ||||
| 45 |
Scalewayscaleway.com
Provides secure, transparent, sustainable cloud and AI platforms. Empowers organizations with open, independent technologies and continuous innovation for building and scaling their digital infrastructure. |
667 | |||
| 46 |
Exakis Neliteexakis-nelite.com
International group, advises and implements Microsoft technology platforms, designs and operates custom digital solutions, supports clients on Microsoft ecosystem strategy and run. |
657 | |||
| 47 | 643 | ||||
| 48 |
Free Profreepro.com
Provides telecommunications, cybersecurity, IT, and cloud solutions for all businesses, from small to large, including public organizations, ensuring data connectivity and security. |
630 | |||
| 49 |
Tenexatenexa.com
Offers digital services through subsidiaries, focusing on Cloud, cybersecurity, and global IT outsourcing from data centers to users, supporting client innovation strategies. |
624 | |||
| 50 |
Groupe Sigmasigma.fr
The company aims to enhance performance through digital impact, innovate eco-friendly solutions, and build digital ecosystems with expert dialogue |
607 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 51 |
CHEOPS TECHNOLOGYcheops-technology.com
Specializing in secure IT infrastructure, this company is a leader in Cloud Computing in France With 4 divisions, they offer expertise in Cloud, Cybersecurity, and Technology Modernization |
601 | |||
| 52 | 586 | ||||
| 53 |
Devoteam | Google Cloud Partnergcloud.devoteam.com
Provides innovative Google Cloud solutions across AI, IT modernization, security, and work transformation, with expertise in migrating users and assisting organizations. |
579 | |||
| 54 |
RACSA_CRracsa.go.cr
A technology company in Costa Rica, specializing in connectivity services and digital integration for the public sector and businesses Follow us on Twitter @racsa_cr |
570 | |||
| 55 |
DCS EASYWAREdcsit-group.com
An IT services company part of Groupe SYNERGIE, offering customized digital solutions, IT infrastructure management, user support, and services across Europe |
567 | |||
| 56 |
Globecastglobecast.com
Leading broadcast, media & entertainment managed services platform specializing in cloud migration, advanced hybrid cloud solutions, live TV channel distribution, and content monetization |
547 | |||
| 57 |
CELESTEceleste.fr
A national provider of internet access and connectivity solutions for businesses, offering innovative, high-availability, and eco-friendly services such as fiber optic connections and cloud hosting |
537 | |||
| 58 |
Stelogystelogy.com
Operator and Integrator of VoIP and ToIP services, offering telephony solutions specifically designed for small and medium-sized enterprises. |
501 | |||
| 59 |
SIB [numérique, santé et secteur public]sib.fr
Innovative cooperative in digital health and public sector, serving 620+ institutions in modernizing their IT systems with a wide range of services and expertise |
499 | |||
| 60 |
Heliaq Solutionskct.fr
Provision of IT infrastructure, integration, consulting, managed services, and customizable hybrid cloud solutions for businesses and public organizations. |
495 | |||
| 61 | 495 | ||||
| 62 |
HexaWarehexaware.net
HexaWare offers tailored IT solutions and support to ensure continuity of your computer systems and constant access to your data |
487 | |||
| 63 |
BORDER 6 - EXPEREOexpereo.com
Provides global network connectivity and managed network services, enhancing internet performance and reliability for businesses worldwide. |
484 | |||
| 64 |
Oxylabs.iooxylabs.io
Empowers businesses of all sizes with publicly available data using web scraping solutions and infrastructure, offering services like market research, ad verification, and SEO monitoring. |
481 | |||
| 65 |
AMEXIOamexiogroup.com
Digital transformation partner specializing in Enterprise Content Management, Customer Communication Management, and Customer Experience Management, prioritizing human excellence for successful outcomes |
477 | |||
| 66 | 463 | ||||
| 67 |
4CAD Group4cadgroup.com
The company offers PLM, ERP, and IoT tools to help organizations optimize their information systems for increased industrial efficiency |
463 | |||
| 68 | 435 | ||||
| 69 | 424 | ||||
| 70 |
NEURONES-ITneurones-it.com
Specializes in IT infrastructure consulting, integration, and management, supporting clients through system evolution, cloud, security, and datacenter services. |
413 | |||
| 71 |
Devoteam | Microsoft Partnerdevoteam.com
Premium Microsoft cloud consulting and managed services with expertise in cloud, cybersecurity, data, and sustainable digital transformation across EMEA. |
413 | |||
| 72 |
Xeliansxelians.com
A French company specializing in document management services for businesses, offering software solutions, scanning, archiving, and consultancy to support digital transition |
412 | |||
| 73 |
Orange Wholesaleorange.com
Providing resilient infrastructures and secure connectivity solutions globally, supporting operators and digital leaders in powering the digital society. |
408 | |||
| 74 |
Lùklaluklagroup.com
Experts in digital transformation supporting clients through all development stages, addressing business and technological challenges with various complementary service offers. |
407 | |||
| 75 |
Oodriveoodrive.com
Provides transparent tools for businesses to collaborate, communicate, and streamline operations, ensuring security, sovereignty, and compliance for users. |
385 | |||
| 76 |
Sewan Groupesewan.fr
Cloud operator and host providing essential communication services to businesses, with a national network of over 1000 partners serving 75,000 companies and 2000 mid-sized enterprises |
384 | |||
| 77 |
Wifirstwifirst.com
Designs, deploys, and operates high-performance, secure, sustainable WiFi connectivity solutions as a service for businesses and public organizations, relieving their IT teams. |
377 | |||
| 78 |
Insideinsidegroup.fr
Offers digital consulting and services, simplifying business transformation from strategy to implementation, focusing on concrete, lasting results across infrastructure, cloud, digital, and cybersecurity. |
372 | |||
| 79 |
OUTSCALEoutscale.com
Sovereign cloud operator providing virtual twin solutions for data control, cyber governance, and sustainable infrastructure optimization for organizations. |
355 | |||
| 80 |
SECURINFORsecurinfor.fr
Provides comprehensive IT services, from infrastructure design and deployment to technical assistance and cybersecurity, ensuring secure, performant, and sustainable digital environments for large clients across France. |
354 | |||
| 81 |
Jilitijiliti-group.com
A trusted partner specializing in IT infrastructure management, offering agile solutions to maintain, transform, and optimize data centers for sustainable performance worldwide |
350 | |||
| 82 | 337 | ||||
| 83 |
Foliateamfoliateam.com
FOLIATEAM offers secure cloud telephony, IT, and cybersecurity solutions for businesses and public organizations, providing reliable networks, cloud services, and tailored support |
335 | |||
| 84 |
DATASOLUTION - Partner of your digital transformationdatasolution.fr
Assists customers in digital transformation through strategy, consulting, eCommerce, PIM/MDM, cloud hosting, and an in-house digital agency. |
324 | |||
| 85 |
Ciril GROUPcirilgroup.com
A French software and Cloud industry player offering reliable solutions for public sector financial, HR, and technical management, geospatial applications, innovative GMAO and BIM technologies, and secure cloud services |
322 | |||
| 86 |
SEA TPIseatpi.com
ESN specializing in IT operations, offering services in supervision, system administration, cybersecurity, and support Constantly hiring various IT professionals nationwide Visit website for job opportunities |
321 | |||
| 87 |
CIScisclaims.com
The company assists clients in defining IT system architecture, integrating infrastructure, and providing operational support to ensure smooth functioning |
318 | |||
| 88 |
AntemetAantemeta.fr
French SME, expertise in IT infrastructure, cloud computing, and cybersecurity since 1995. They help companies transform their information systems. |
310 | |||
| 89 |
Cloud Templecloud-temple.com
Provides IT transformation, hosting, and outsourcing for critical business applications. Guides customers from conception to maintenance across various IT verticals, specializing in private cloud. |
310 | |||
| 90 |
NEXTEDIAnextedia.com
The Nextedia Group specializes in Cybersecurity, Cloud, Digital Workspace, and Customer Experience, providing expertise and solutions to large companies across various sectors |
305 | |||
| 91 | 303 | ||||
| 92 |
Cyllenegroupe-cyllene.com
Provides digital transformation through consulting, architecture, hosting, cybersecurity, application deployment, and data intelligence, emphasizing human expertise in technology solutions. |
295 | |||
| 93 |
Devoteam | AWS Partnerdevoteam.com
It is an AWS Premier Consulting Partner with over 450 experts, providing scalable infrastructure and innovative solutions across multiple European countries. |
290 | |||
| 94 |
Data4data4group.com
Designs, builds, operates smart, scalable, sustainable digital infrastructures. Supports digital growth for cloud providers, telecom operators, tech companies, multinational corporations. Offers secure, flexible hosting solutions. |
287 | |||
| 95 |
Ozitemgroupeozitem.com
Supports customers with digital innovation. Provides IT and cloud infrastructure solutions, enabling clients to focus on their core business in the digital world. |
285 | |||
| 96 |
Proginovproginov.com
French publisher of cloud-hosted management software and ERP solutions specializing in industrial, distribution, and healthcare sectors with dedicated secure data hosting services. |
283 | |||
| 97 |
APL Data Centerapl-datacenter.com
Consultancy, engineering, construction, operation, and maintenance of data centers. Sustainable IT and ecological data center design. |
280 | |||
| 98 | 274 | ||||
| 99 |
Upsun (formerly Platform.sh)upsun.com
Provides a cloud platform for hybrid teams, enabling developers, DevOps, and platform teams to build, ship, and scale applications without backend infrastructure hassles. |
271 | |||
| 100 |
Broadpeakbroadpeak.tv
Broadpeak specializes in designing and manufacturing video delivery components for IPTV, Cable, and OTT services, enhancing quality of experience for subscribers worldwide |
269 | |||
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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 Nov 12, 2026.
More company lists in France
- The largest companies in France 90,812
- Multinational companies in France 11,864
- Companies with in-house R&D in France 8,749
- Retail chains in France 7,525
- Manufacturers in France 6,697
- Professional services firms in France 6,610
- IT services companies in France 5,000
- IT Services and IT Consulting companies in France 4,943
- Hardware manufacturers in France 4,256
- Consulting firms in France 4,251
- Software Development companies in France 4,209
- Public sector organisations in France 4,006
- Family-owned companies in France 3,859
- Distributors and wholesalers in France 3,598
- Business Consulting and Services companies in France 3,392
- Financial services firms in France 3,095
- Critical infrastructure operators in France 2,721
- Real Estate companies in France 2,514
- Law Practice companies in France 2,454
- Subscription businesses in France 2,405
- Advertising Services companies in France 2,360
- Companies with a mobile app in France 2,270
- Retail companies in France 2,254
- Contract manufacturers in France 2,250
The same list elsewhere in France
- Managed service providers in Île-de-France 322
- Managed service providers in the Hauts-de-Seine department 122
- Managed service providers in Auvergne-Rhône-Alpes 89
- Managed service providers in Occitanie 49
- Managed service providers in Pays de la Loire 47
- Managed service providers in Grand Est 46
- Managed service providers in the Rhône department 45
- Managed service providers in Hauts-de-France 42
- Managed service providers in Nouvelle-Aquitaine 33
- Managed service providers in Provence-Alpes-Côte d'Azur 32
- Managed service providers in the Nord department 26
- Managed service providers in the Yvelines department 25
- Managed service providers in Paris 123