15 Best Startups in Leiden to Watch in 2025

The Definitive Seedtable Ranking of Startups in Leiden

We track 71,000+ companies and rank them dynamically using our Seedtable Score – a score that uses quantitative and qualitative data points to signal the momentum behind a company. We then monitor the list manually leveraging our expertise as founders and investors.

There are 15 start-ups with an aggregate funding of $650.2m. The average funding per company in this subset is $43.3m.

Last update to the database: Feb 18, 2025. See changelog.

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5

Funding Rounds

$26.0m

Money raised

DCPrime is a biotechnology company developing cancer immunotherapies.

6

Funding Rounds

$62.1m

Money raised

Crown bioscience is a company that is focused on research, drug discovery and development for the treatment of cancer and diabetes.

7

Funding Rounds

$93.8m

Money raised

VarmX is a Netherlands-based biotechnology company manufacturing therapeutic proteins to restore blood clotting in bleeding patients.

Location:

Key people:

2

Funding Rounds

$32.4m

Money raised

Predictive maintenance system for AC motors and rotating equipment.

Location:

Key people:

3

Funding Rounds

$61.4m

Money raised

ISA Pharmaceuticals is a synthetic therapeutic vaccines founded in 2004 by Cornelius Melief.

4

Funding Rounds

$179.0m

Money raised

Vico Therapeutics is a medicine for rare neurological diseases founded in 2019.

3

Funding Rounds

$112.2m

Money raised

Platform that helps brands, wholesalers, and retailers sell on marketplaces through full automation.

1

Funding Rounds

$39.0m

Money raised

Biotechnological solution enhancing animal welfare and efficiency in the poultry industry.

Location:

Key people:

1

Funding Rounds

$1.9m

Money raised

DNage is a company that provides information about aging.

Location:

1

Funding Rounds

$9.3m

Money raised

Allosteric receptor modulators for a range of phosphatase targets

Location:

1

Funding Rounds

$820.0k

Money raised

AI-powered assistive voice technology for people with a voice disability

1

Funding Rounds

$20.0m

Money raised

MIMETAS is a company founded in 2013.

1

Funding Rounds

$1.3m

Money raised

XS Innovations is developing vascular access devices to improving quality of life for millions patients.

1

Funding Rounds

$3.1m

Money raised

Developer of first-in-class small molecule therapeutics for hematological cancers.

Location:

Key people:

2

Funding Rounds

$8.0m

Money raised

Platform that helps people track and manage their daily activities and health goals.

Location:

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