The Ille-et-Vilaine department hosts a concentration of mid-sized and younger companies specializing in AI, particularly within software development, IT services, and cybersecurity. These firms often focus on specific applications of AI, such as health, public sector modernization, and defense.
Key companies include SIB, a digital cooperative in health and public sectors; BlueKanGo, offering QHSE software solutions; Sekoia, building a cyber operations platform for the AI era; and Siradel, specializing in geodata production and 3D modeling with AI. The cluster of headquarters in Rennes and Cesson-Sévigné suggests a localized hub for AI development.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
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 | |||
| 2 |
BlueKanGobluekango.com
Offers customizable integrated QHSE software solutions with pre-configured applications, document management, and business intelligence, adaptable to diverse industries and organizational processes. |
169 | |||
| 3 |
Sekoiasekoia.com
Building a cyber operations platform for the AI era, unifying threat intelligence, detection, response, and exposure management, making advanced defense accessible. |
165 | |||
| 4 |
Siradelsiradel.com
A digital technology company, part of ENGIE Group, specializing in geodata production, 3D modeling, simulation, and AI for sustainable and digital transformation in various sectors |
150 | |||
| 5 |
AMIAD - French Agency for AI in Defencedefense.gouv.fr
Accelerate AI integration within the defense ministry to enhance military capabilities and ensure success in future warfare scenarios. |
129 | |||
| 6 |
Bealinkbealink.com
A learning experience platform solution focused on providing innovative and effective learning solutions |
123 | |||
| 7 |
IDnow Franceidnow.io
The company is a leading European provider of identity verification solutions, aiming to make the digital world safer with a comprehensive range of secure verification methods |
119 | |||
| 8 | 117 | ||||
| 9 |
LACROIX - Impulselacroix-impulse.com
A solutions provider specializing in accelerating industrial IoT development, offering services from design to manufacturing, IoT projects, and ADAS/AV solutions |
74 | |||
| 10 | 64 | ||||
| 11 |
AMA XpertEyeamaxperteye.com
Global provider of productivity applications for frontline workforce, using assisted Reality and AI for remote support, digitized work instructions, and inspections Promoting sustainability and innovation |
51 | |||
| 12 |
Quortexquortex.io
AI-powered software reduces infrastructure and network costs by dynamically scaling cloud resources for live and on-demand video content delivery. |
40 | |||
| 13 |
Script&Goscriptandgo.com
Provides mobile applications for capturing, processing, and sharing information to improve productivity and streamline fieldwork operations across industries. |
35 | |||
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. | |||||
| 14 |
Biosencybiosency.com
A French medical device company developing smart healthcare solutions, starting with a PPG sensor system for monitoring and preventing respiratory insufficiency |
30 | |||
| 15 |
Therenvatherenva.com
Develops advanced imaging software tools for cardiovascular procedures utilizing image processing, deep learning, and biomechanical simulation to assist in endovascular interventions |
27 | |||
| 16 |
Océane Consulting Data Managementdm.oceaneconsulting.com
Océane Consulting Data Management is a digital transformation company specializing in document, data, and digital solutions for clients in Europe and the Middle East |
26 | |||
| 17 |
VeoNumveonum.com
Rennes-based consultancy firm with a human-centric approach, offering tailored training, benefits, and a focus on R&D in AI, machine learning, and video streaming technologies Join our team! |
25 | |||
| 18 |
KERMAPkermap.com
Specializes in satellite image processing, geographic information production. Offers decision support, territory monitoring solutions, combining thematic expertise, artificial intelligence, and user-friendliness. |
22 | |||
| 19 |
MOOVENCYmoovency.com
A company founded in 2018 in Rennes specializing in quantifying musculoskeletal risks through innovative solutions and analysis tools |
20 | |||
| 20 |
Sensing Visionsensingvision.com
Sensing Vision optimizes building operating costs through non-intrusive, cost-effective measurement solutions, personalized insights, data security, using IoT, AI, cloud, and open data technologies |
19 | |||
| 21 |
Semsoft | LESTR solutionlestr.app
A French technology company specializing in data fusion and artificial intelligence, focusing on trade risk intelligence software to combat criminal activity in international trade |
14 | |||
| 22 |
Winnove MEDwinnovemed.com
Manufacture precise, comfortable orthodontic splints with quick application and affordable pricing, making high-quality dental care accessible to all patients. |
14 | |||
| 23 | 8 | ||||
| 24 |
Energiency by epsaenergiency.com
Innovative industrial energy performance analytics software combining big data, cloud, and AI to help manufacturing companies achieve up to 20% energy savings without Capex |
6 | |||
| 25 |
Logpickr (acquired by iGrafx)logpickr.com
Innovative company in France specializing in Process Mining, offering a cutting-edge solution to improve processes, drive automation decisions, and enhance profitability |
3 | |||
| 26 |
Looplyjoinlooply.com
AI-powered platform monitoring real-time intent signals to automate personalized LinkedIn outreach and book meetings with high-intent prospects for modern B2B sales teams. |
2 | |||
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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 Nov 12, 2026.
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- Retail companies in the Ille-et-Vilaine department 46
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