These French companies specialize in data infrastructure and analytics, with a focus on diverse applications ranging from traffic monitoring to industrial optimization. The list features companies like Eco-Counter, which analyzes pedestrian and bicycle traffic data globally, and MODULOPI, enhancing infrastructure data quality for SNCF RESEAU. PowerUp develops advanced battery analytics solutions, while Rollee provides financial institutions with income and employment data, particularly for the gig economy.
The companies on this list are primarily young to mid-sized firms, with many founded in the last decade. A notable pattern is the geographical distribution of these companies across France, with significant clusters in Paris and Lyon, but also a presence in cities like Lannion, Rennes, and Grenoble, indicating a decentralized but active landscape for data innovation.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Eco-Countereco-compteur.com
Specializes in collecting and analyzing pedestrian and bicycle traffic data, offering hardware, software, and professional services worldwide. |
136 | |||
| 2 |
data-majordata-major.com
Data-Major is a digital services company providing expert consulting in data intelligence, management, exchange, and science, as well as project management solutions across various industries |
83 | |||
| 3 |
Check & Visitcheckandvisit.com
Flexible AI-based inspections providing tailored data collection, instant 360° insights, and seamless integration for real estate, insurance, and energy professionals. |
82 | |||
| 4 |
PowerUppowerup-technology.com
Develops advanced battery analytics solutions enabling operators to optimize reliability, safety, and sustainability of battery operations using operational data. |
54 | |||
| 5 |
stanestane-groupe.fr
Expert CRO facilitating clinical research in community medicine through a national professional network, health data warehouse, and platform for real-world health innovation. |
37 | |||
| 6 |
MODULOPImodulopi.com
MODULOPI partners with SNCF RESEAU to enhance infrastructure data quality and maintenance, optimize train traffic, and improve French rail network planning |
32 | |||
| 7 |
HyLighthylight.aero
HyLight develops drones for eco-friendly inspections of gas infrastructure and power lines to prevent environmental harm, aiming to revolutionize aerial data collection |
31 | |||
| 8 |
Rolleegetrollee.com
Open Finance platform providing financial institutions with fast access to income and employment data, focused on serving the gig economy #fintech #API |
28 | |||
| 9 |
HexaDonehexadone.fr
A French solution for local governments to manage their data independently using a modular platform, hypervisor, and customizable use cases |
26 | |||
| 10 | 24 | ||||
| 11 |
Quideosquideos.com
Offers innovative hedging products for agricultural raw materials, securing margins against price volatility for food industry players. This helps manage supply costs and revenue. |
21 | |||
| 12 |
Watch Certificate™watchcertificate.com
A digital solution for authenticating watches through a detailed certification process, high-quality photos, and blockchain technology to combat counterfeiting |
20 | |||
| 13 |
Amiral Technologiesamiraltechnologies.com
Development of AI-driven software for analyzing industrial sensor data, enhancing operational efficiency in complex, high-value industrial sectors. |
20 | |||
| 14 |
Hytech-imaginghytech-imaging.fr
Designs, operates, processes, and deploys spectral imaging systems and software for environmental mapping and monitoring in civil and defense applications. |
14 | |||
| 15 |
DATANALYSEdatanalyse.fr
Specializing in business intelligence, analytics, and data science services to help companies make data-driven decisions and achieve their business goals |
12 | |||
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 |
ECOMER Dataecomer-data.fr
ECOMER DATA, part of the MARINELEC Group, supports maritime industry transformation by providing integrated data collection and analysis solutions for eco-friendly operations |
9 | |||
| 17 |
Heliocityheliocity.io
Improves solar energy profitability and sustainability through remote diagnostic analysis tools, leveraging high-fidelity physical simulations and advanced data analysis techniques. |
9 | |||
| 18 |
eOnsighteonsight.webflow.io
The company specializes in developing space data analytics solutions to monitor critical infrastructures and enhance climate resilience |
9 | |||
| 19 |
Sustaainsustaain.org
Improving sustainability in soft commodity operations through enhanced data management and specialized AI agents for better decision-making. |
8 | |||
| 20 |
EVAAevaa-x.com
Design and deployment of modern data management systems and catalogs to transform scattered legacy data into structured, machine-readable assets. |
8 | |||
| 21 | 8 | ||||
| 22 |
Astoraastora.app
Astora enhances knowledge management and facilitates collaboration within businesses by centralizing, re-integrating, enabling advanced search, and monitoring knowledge development Contact for more information |
8 | |||
| 23 |
MountAIn SASmountainedge.ai
Development of ultra-low-power AI systems for on-site scene understanding and instant alerts, protecting regions, cities, and infrastructures. |
5 | |||
| 24 |
ETP data systemsetpdatasystems.com
This company specializes in dynamic databases, offering a single platform for warrants & certificates with over 60,000 products, providing expert analysis and alerts |
5 | |||
| 25 | 3 | ||||
| 26 |
starlake.aistarlake.ai
Open source software for declarative data engineering using YAML files to extract, load, transform, and orchestrate complex data pipelines and analytics. |
3 | |||
| 27 |
AllDaters
A global community of young data enthusiasts who work on data projects, offer solutions to businesses, provide personal development support |
2 | |||
| 28 |
Agence ConversIAconversia.tech
A company specializing in AI-powered ChatBots to elevate customer interactions and streamline business operations through intelligent conversational experiences and automation technologies |
2 | |||
| 29 |
Dataloverdatalover.fr
The company specializes in data analysis and interpretation, effectively communicating insights derived from data |
2 | |||
| 30 |
second scightsecondscight.com
Empowering biotech and pharma companies with data consulting services to accelerate drug development, optimize clinical trials, and improve patient outcomes. |
1 | |||
| 31 |
Venom Engineering
Specialized data engineering, analytics, cloud architecture, and strategic consulting delivering scalable, transparent solutions that drive measurable business value. |
1 | |||
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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 13, 2026.
More company lists in France
- The largest companies in France 90,792
- Multinational companies in France 11,862
- Companies with in-house R&D in France 8,748
- Retail chains in France 7,524
- Manufacturers in France 6,695
- Professional services firms in France 6,610
- IT services companies in France 5,000
- IT Services and IT Consulting companies in France 4,942
- Hardware manufacturers in France 4,256
- Consulting firms in France 4,251
- Software Development companies in France 4,209
- Public sector organisations in France 4,003
- Family-owned companies in France 3,858
- Distributors and wholesalers in France 3,598
- Business Consulting and Services companies in France 3,391
- Financial services firms in France 3,093
- 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 2,358
- Companies with a mobile app in France 2,270
- Retail companies in France 2,254
- Contract manufacturers in France 2,250