54 Top startups in Rennes for January 2025

We rank Klaxoon, Invivox and Follow in Rennes along with 51 other startups based on an algorithm that scores startups based on total investment, employee count, and quarterly website traffic. Rennes ranks #289 globally and #9 in France.

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Best Startups in Rennes for 2025

SB Score:589

Klaxoon facilitates collaboration in the modern workplace, fostering a culture of shared information and vision. The platform enhances collective intelligence and engagement, driving productivity and innovation wherever teams come together to work.

Industry:
Software & Data
Subindustry:
Enterprise Technology

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SB Score:450

Invivox connects doctors globally for personalized in-person medical training in small groups or one-on-one. Get hands-on experience and enhance your skills with ease.

Industry:
Healthtech
Subindustry:
Health Care

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SB Score:431

Follow is a dynamic medical startup with a global reach, revolutionizing the industry.

Industry:
Healthtech
Subindustry:
Health Care

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SB Score:408

Cailabs is a cutting-edge French company in Rennes that creates and sells innovative photonic solutions to optimize industrial applications through light manipulation.

Industry:
Hardware & IoT
Subindustry:
Hardware & IoT-Other

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SB Score:391

Check & Visit, based in Rennes, Brittany, helps apartment owners worldwide assess their property conditions. With over 3,400,000 inventories conducted annually in France, the startup aims to simplify and streamline the process for users.

Industry:
Ecommerce & Retail
Subindustry:
Proptech

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SB Score:390

Unseenlabs creates innovative spectrum surveillance payloads for tracking and monitoring activities in real-time. Their technology provides cutting-edge solutions for improved situational awareness and data collection.

Industry:
Transportation
Subindustry:
Aerospace

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SB Score:390

Secure-IC offers advanced security solutions for electronic embedded systems and connected objects, ensuring protection against attacks. Their expertise guarantees optimal security levels throughout the design process, safeguarding your devices with confidence.

Industry:
Hardware & IoT
Subindustry:
Consumer Electronics

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SB Score:380

Digitaleo offers a comprehensive marketing management solution. Easily manage all your marketing needs in one place. Streamline your marketing efforts with Digitaleo's user-friendly platform.

Industry:
Ecommerce & Retail
Subindustry:
Ecommerce & Retail-Other

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SB Score:361

Sweetch Energy harnesses cutting-edge academic advancements in nanotechnology and materials science to revolutionize blue osmotic energy. By combining these innovations with private sector efficiency, it aims to create sustainable energy solutions that capitalize on the untapped potential of oceanic resources.

Industry:
Energy & Environment
Subindustry:
Energy

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SB Score:357

Simango provides immersive virtual reality, PC, Android, and iOS training solutions for serious games. Engage in interactive learning experiences with our innovative technology.

Industry:
Edtech
Subindustry:
Education-Other

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Total amount:54

Top 21 Software & Data Startups in Rennes for 2025

The top three Software & Data startups in Rennes have raised more than USD 91.5M. Rennes ranks #250 globally for the Software & Data industry.
SB Score:589

Klaxoon facilitates collaboration in the modern workplace, fostering a culture of shared information and vision. The platform enhances collective intelligence and engagement, driving productivity and innovation wherever teams come together to work.

Industry:
Software & Data
Subindustry:
Enterprise Technology

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SB Score:341

MobileX simplifies test teams' everyday tasks by automating hand test campaigns, giving a customer experience insight from a mobile perspective. This allows teams to focus on important tasks, ultimately helping clients provide a five-star experience to their customers.

Industry:
Software & Data
Subindustry:
Software

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Total amount:21

Top 7 Healthtech Startups in Rennes for 2025

The top three Healthtech startups in Rennes have raised more than USD 30.8M. Rennes ranks #255 globally for the Healthtech industry.
SB Score:450

Invivox connects doctors globally for personalized in-person medical training in small groups or one-on-one. Get hands-on experience and enhance your skills with ease.

Industry:
Healthtech
Subindustry:
Health Care

National Rank (France)

0

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Regional Rank (Western Europe)

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SB Score:431

Follow is a dynamic medical startup with a global reach, revolutionizing the industry.

Industry:
Healthtech
Subindustry:
Health Care

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SB Score:313

BIOSNECY creates innovative medical devices for smart healthcare solutions. Their focus is on developing cutting-edge technology to enhance patient care.

Industry:
Healthtech
Subindustry:
Health Care

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Total amount:7

Top 4 Ecommerce & Retail Startups in Rennes for 2025

The top three Ecommerce & Retail startups in Rennes have raised more than USD 19.6M. Rennes ranks #281 globally for the Ecommerce & Retail industry.
SB Score:391

Check & Visit, based in Rennes, Brittany, helps apartment owners worldwide assess their property conditions. With over 3,400,000 inventories conducted annually in France, the startup aims to simplify and streamline the process for users.

Industry:
Ecommerce & Retail
Subindustry:
Proptech

National Rank (France)

0

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Regional Rank (Western Europe)

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SB Score:380

Digitaleo offers a comprehensive marketing management solution. Easily manage all your marketing needs in one place. Streamline your marketing efforts with Digitaleo's user-friendly platform.

Industry:
Ecommerce & Retail
Subindustry:
Ecommerce & Retail-Other

National Rank (France)

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3rd

ECLO
SB Score:119

Eclo offers a vibrant range of sensory makeup that is 100% natural, ultra-clean, and environmentally regenerative. From its formulas to its packaging, each product embodies a commitment to sustainability. Proudly made in Brittany, France, Eclo invites users to explore beauty that cares for both them and the planet.

Industry:
Ecommerce & Retail
Subindustry:
Consumer Goods

National Rank (France)

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Total amount:4

Most Funded Startups in Rennes for 2025

The top three most funded startups in Rennes have raised total funding of more than USD 260M. Unseenlabs has 0.75% more funding than Klaxoon.
SB Score:390

Unseenlabs creates innovative spectrum surveillance payloads for tracking and monitoring activities in real-time. Their technology provides cutting-edge solutions for improved situational awareness and data collection.

Industry:
Transportation
Subindustry:
Aerospace

National Rank (France)

0

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Regional Rank (Western Europe)

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SB Score:589

Klaxoon facilitates collaboration in the modern workplace, fostering a culture of shared information and vision. The platform enhances collective intelligence and engagement, driving productivity and innovation wherever teams come together to work.

Industry:
Software & Data
Subindustry:
Enterprise Technology

National Rank (France)

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SB Score:328

See You Sun offers electric mobility and renewable energy solutions. It provides efficient and sustainable options for transportation and power generation.

Industry:
Energy & Environment
Subindustry:
Clean Energy

National Rank (France)

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Regional Rank (Western Europe)

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Total amount:54

Top Hiring Startups in Rennes by Employee Number

The top three hiring startups in Rennes have an median employee size that is between [51-100]
SB Score:589

Klaxoon facilitates collaboration in the modern workplace, fostering a culture of shared information and vision. The platform enhances collective intelligence and engagement, driving productivity and innovation wherever teams come together to work.

Industry:
Software & Data
Subindustry:
Enterprise Technology

National Rank (France)

0

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Regional Rank (Western Europe)

0

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Global Rank (WorldWide)

0

Browse
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SB Score:380

Digitaleo offers a comprehensive marketing management solution. Easily manage all your marketing needs in one place. Streamline your marketing efforts with Digitaleo's user-friendly platform.

Industry:
Ecommerce & Retail
Subindustry:
Ecommerce & Retail-Other

National Rank (France)

0

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Regional Rank (Western Europe)

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4th

AMA
SB Score:144

With 5+ years of experience, AMA offers remote assistance solutions to aid medical institutions and industrial organizations in their smart workplace transformation. We help accelerate productivity and efficiency for businesses of all sizes.

Industry:
Software & Data
Subindustry:
Software

National Rank (France)

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Regional Rank (Western Europe)

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Total amount:54

Explore the Startup Ecosystem of Rennes

National Rank

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9th

1

Regional Rank

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77th

3

Global Rank

(WorldWide)

289th

19

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