The software development companies in Ille-et-Vilaine range from mid-sized firms to young companies. They offer a variety of digital solutions across different sectors. Broadpeak specializes in video delivery components, while Sinari provides integrated software for transport and logistics. BlueKanGo offers customizable QHSE software, and Siradel focuses on geodata production and 3D modeling. Klaxoon by Wrike provides an online collaboration platform, and ARTEFACTO creates augmented and virtual reality solutions.
A notable pattern among these companies is their geographical concentration. Many of them, including Broadpeak, Sinari, and BlueKanGo, are headquartered in Cesson-Sévigné. Other significant clusters are found in Rennes, with companies like Klaxoon by Wrike, Digitaleo, and SYFADIS, indicating a concentration of software development activities in the region.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
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 | |||
| 2 | 247 | ||||
| 3 |
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 | |||
| 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 |
Klaxoon by Wrikeklaxoon.com
An online collaboration platform with 10 visual tools, boosting engagement, productivity, and innovation for teams in various organizations worldwide |
146 | |||
| 6 |
ARTEFACTOartefacto-ar.com
Creation of augmented reality virtual reality and 3D visualization solutions through SaaS software and professional production services for architecture urban planning and industry |
143 | |||
| 7 |
Digitaleodigitaleo.com
Digitaleo offers a relational marketing solution for businesses to manage loyalty programs and direct marketing campaigns to drive in-store traffic effectively |
133 | |||
| 8 |
Adventieladventiel.fr
Adventiel is a specialized consultancy firm assisting agricultural and food industries in transitioning to sustainable models through customized digital solutions |
107 | |||
| 9 |
SYFADISbealink.com
Innovative solution for talent development and assessment through Syfadis Experience LMS software suite used by over 250 leading organizations |
93 | |||
| 10 |
Famileofamileopro.com
A mobile app for social networking connecting families to easily share photos and messages with elderly members who are offline |
79 | |||
| 11 |
ETIAMacetiam.eu
The company provides integrated telemedicine services, allowing health professionals to access, store, share patient records securely and efficiently worldwide |
68 | |||
| 12 | 67 | ||||
| 13 | 57 | ||||
| 14 |
Follow Healthfollow.fr
Follow is a healthcare company in Europe that provides doctors and surgeons with a smart solution to manage patient records efficiently, improving patient health |
53 | |||
| 15 |
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 | |||
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. | |||||
| 16 | 47 | ||||
| 17 |
Script&Goscriptandgo.com
Provides mobile applications for capturing, processing, and sharing information to improve productivity and streamline fieldwork operations across industries. |
35 | |||
| 18 |
Famileaabelium-collectivites.fr
Abelium Collectivités specializes in developing innovative and high-performing web-based management software solutions for early childhood, children, and youth structures |
31 | |||
| 19 |
Polymorphpolymorph.fr
Creative studio producing 3D-4D cartoon animations and real-time interactive 3D applications for entertainment, museums, theme parks, and corporate communication. |
30 | |||
| 20 |
Diwalidiwali-by-kardi.com
Diwali, a brand of Kardi, specializes in accessibility solutions for websites to promote digital inclusion, offering a user-friendly plugin for reading and understanding content |
29 | |||
| 21 | 28 | ||||
| 22 |
EDSIedsisecurity.com
Specialized R&D company with 25 years of experience in Embedded Security, securing products and evaluating resistance to field attacks Subsidiary of Kudelski Group |
28 | |||
| 23 |
Therenvatherenva.com
Develops advanced imaging software tools for cardiovascular procedures utilizing image processing, deep learning, and biomechanical simulation to assist in endovascular interventions |
27 | |||
| 24 |
OpenFireopenfire.fr
OpenFire develops management solutions for chimney, stove, heating, air conditioning, maintenance, and intervention sectors, using Odoo platform for a wide functional scope |
27 | |||
| 25 | 25 | ||||
| 26 |
Sogescotsogescot.com
Sogescot develops and distributes software solutions for accountants to increase productivity, security, visibility, and expertise in financial consolidation services |
25 | |||
| 27 |
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 | |||
| 28 |
Pysaeweb.pysae.com
Innovative solution providing real-time passenger information in public transport using lightweight system with smartphones installed on buses |
25 | |||
| 29 |
JANUS Engineering Francejanus-engineering.com
Specialists in Siemens software enabling intelligent digitalization of industrial design, production, process optimization, training, and customized application integration. |
24 | |||
| 30 | 24 | ||||
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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 11, 2026.
More company lists in the Ille-et-Vilaine department
- The largest companies in the Ille-et-Vilaine department 1,454
- Companies with in-house R&D in the Ille-et-Vilaine department 152
- Retail chains in the Ille-et-Vilaine department 135
- Multinational companies in the Ille-et-Vilaine department 118
- Manufacturers in the Ille-et-Vilaine department 100
- Professional services firms in the Ille-et-Vilaine department 94
- SaaS companies in the Ille-et-Vilaine department 85
- Family-owned companies in the Ille-et-Vilaine department 81
- Public sector organisations in the Ille-et-Vilaine department 75
- IT Services and IT Consulting companies in the Ille-et-Vilaine department 67
- IT services companies in the Ille-et-Vilaine department 65
- Hardware manufacturers in the Ille-et-Vilaine department 61
- Education providers in the Ille-et-Vilaine department 60
- Distributors and wholesalers in the Ille-et-Vilaine department 58
- Consulting firms in the Ille-et-Vilaine department 54
- Food and Beverage Manufacturing companies in the Ille-et-Vilaine department 46
- Retail companies in the Ille-et-Vilaine department 46
- Critical infrastructure operators in the Ille-et-Vilaine department 45
- Financial services firms in the Ille-et-Vilaine department 45
- Subscription businesses in the Ille-et-Vilaine department 45
- Construction companies in the Ille-et-Vilaine department 43
- Law Practice companies in the Ille-et-Vilaine department 43
- Higher Education companies in the Ille-et-Vilaine department 41
- Legal Services companies in the Ille-et-Vilaine department 41
The same list elsewhere in France
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