| # | Company | Employees |
|---|---|---|
| 1 |
Klaxoon by Wrikeklaxoon.com
An online collaboration platform with 10 visual tools, boosting engagement, productivity, and innovation for teams in various organizations worldwide |
146 |
| 2 |
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 |
| 3 |
SYFADISbealink.com
Innovative solution for talent development and assessment through Syfadis Experience LMS software suite used by over 250 leading organizations |
93 |
| 4 | 67 | |
| 5 | 57 | |
| 6 |
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 |
| 7 |
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 |
| 8 | 47 | |
| 9 |
Script&Goscriptandgo.com
Provides mobile applications for capturing, processing, and sharing information to improve productivity and streamline fieldwork operations across industries. |
35 |
| 10 |
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 |
| 11 | 28 | |
| 12 |
Therenvatherenva.com
Develops advanced imaging software tools for cardiovascular procedures utilizing image processing, deep learning, and biomechanical simulation to assist in endovascular interventions |
27 |
| 13 |
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 |
| 14 |
Pysaeweb.pysae.com
Innovative solution providing real-time passenger information in public transport using lightweight system with smartphones installed on buses |
25 |
| 15 |
JABImajorconnect.fr
Developing communication and management apps for senior residences, focusing on cognitive stimulation and prevention of age-related issues for successful aging |
21 |
| 16 |
IMATAGimatag.com
Specializing in identification solutions for images, this company believes in the power of persistent image-source links for photo professionals and brand marketers |
20 |
| 17 | 19 | |
| 18 |
BatiScriptbatiscript.com
Provider of digital solutions for Construction and Real Estate professionals, offering a suite of apps to improve project management, communication, and quality control throughout the construction process |
19 |
| 19 |
Pointcarre Textile Softwarepointcarre.com
Textile software provider for Printing, Knitting, and Weaving in Fashion, Home Furnishing, and Technical Industry User-friendly, integrated, and constantly evolving for Mac and Windows users |
17 |
| 20 |
Kaligo by Learn&Gokaligo-apps.com
Kaligo is an AI application that enhances literacy skills in children through writing and spelling exercises using tablets and styluses. |
16 |
| 21 |
CREATIVE INGENIERIE
A computer software company in Rennes, France specializing in creative engineering solutions |
16 |
| 22 |
Archireportarchireport.com
Archireport app streamlines site reporting by allowing users to create detailed reports, manage projects, record observations, and send PDF reports instantly Available on multiple devices |
15 |
| 23 |
CAPS entreprisecaps-entreprise.com
This company specializes in providing solutions for programming and deploying applications on many-core systems, offering source-to-source compilers and engineering services to adapt scientific applications to parallel environments |
14 |
| 24 |
RDV360 Administrationrdv360.com
RDV360 provides online appointment scheduling solutions for government agencies, with features such as agendas, SMS reminders, and a free platform for ID document appointments |
13 |
| 25 |
Happywaithappywait.com
Real estate developers digitizing the home buying process from e-signing contracts to delivery, simplifying tasks, enhancing buyer relationships, boosting sales, and avoiding duplicate data entry |
13 |
| 26 |
SCRIBE I.S.scribe-is.com
Established in 1989, the company offers high-quality, user-friendly software solutions with comprehensive support services, tailored to meet clients' needs Over 2000 users trust their products |
13 |
| 27 |
SmartOFsmartof.tech
The company offers a comprehensive, intuitive, and scalable management solution specifically designed for French training organizations, without the need for installation or commitment |
12 |
| 28 |
DELTA First FRANCEdelta-first.com
A French company specializing in CFAO solutions, particularly ESPRIT, providing quality services, partnership, and support to industrial clients for success |
11 |
| 29 |
Kardi : Logiciels et matériel de compensation et d'aide à l'apprentissagekardi.fr
Specializing in learning disability compensation tools, the company distributes software and hardware to schools nationwide, aiding Dyslexic students in reading, writing, and studying |
10 |
| 30 |
Mobileomobileo.tech
Mobileo is a digital agency specializing in developing custom digital solutions to improve client's digitalization with tailored management solutions or products |
10 |
| 31 |
Medisport
Medisport aims to revolutionize injury risk management in sports through a proactive, athlete-centered approach, providing tools for prevention, communication, and personalized medical support |
8 |
| 32 | 8 | |
| 33 | 6 | |
| 34 |
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 |
| 35 |
Resilience Care — Gastroenterologyresilience.care
Develops Digital Support Programs and Digital Therapeutics for patients suffering from digestive pathologies such as IBS, IBD, and various cancers. |
5 |
| 36 |
FairTrustfairtrust.com
Helping businesses secure their operations and activities - providing solutions for enhanced security and protection |
5 |
| 37 |
CALIDRAcalidra.io
SaaS platform delivering personalized e-learning and phishing campaigns to enhance employee cybersecurity awareness and strengthen organizational defense. |
4 |
Turn this list into pipeline
Tamtam finds the decision-makers at every company on a list like this one, with verified emails, phone numbers and the buying signals that tell you when to reach out.
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.
More company lists in Rennes
- The largest companies in Rennes 506
- SaaS companies in Rennes 44
- Law Practice companies in Rennes 38
- Legal Services companies in Rennes 25
The same list elsewhere in France
- Software Development companies in France 3,751
- Software Development companies in Paris 1,267
- Software Development companies in Lyon 153
- Software Development companies in Toulouse 78
- Software Development companies in Lille 67
- Software Development companies in Nantes 64
- Software Development companies in Bordeaux 58
- Software Development companies in Montpellier 58
- Software Development companies in Marseille 49
- Software Development companies in Grenoble 27