Solutions Ecosystems Reports Resources Data Pricing Login Book a demo
Metro area · Europe

Leiden

Metro area · Netherlands · Pop. 274K

A public taster of the full Leiden ecosystem on Dealroom — request a demo for live deal flow, founder pedigrees, AI-talent maps, and the full cap table for every company below.

$8.5B+20%
Combined startup EV
$354.5M
VC invested (last 12mo)
77
Tracked startups
🦄 Unicorns
2
2 live · +0 new in 2025 (incl. 0 new decacorns)
💎 Decacorns
0
🐎 Thoroughbreds
0
Top 1% growth · $500M+

Enterprise value · 2015–2025

Leiden grew 2.6× since 2015

Combined enterprise value of every tracked startup headquartered in Leiden that's still operating today — public and private companies combined, totalled by founding-year cohort.

0 $2.3B $4.5B $6.8B $9B Leiden · $8.5B 2015 2018 2021 2024 2025

Adjacent cities by EV

Startup funnel

Leiden's power-law funnel

From the first cheque written to a $10B+ outcome. Each arrow shows what fraction of companies at one stage graduate to the next, tracked by founding cohort.

Pre-Seed
31
Seed
15
Series A
8
Series B
7
Series C
8
Unicorn
2

* C→Unicorn and Unicorn→Decacorn rates are derived from current counts (no founding-cohort data); the four mid-funnel rates use Dealroom's cohort tracking.

Notable companies

Top private companies in Leiden

Up to 20 names per tier from Dealroom's tracked dataset. Decacorns are valued $10B+, unicorns $1B+, thoroughbreds have crossed $100M in revenue.

Unicorns $1B+ valuation 2
PharvarisJanssen Vaccines

Academia

Leiden's academic flywheel

Companies founded by university alumni or spun out of research, plus the institutions producing the most founders tied to Leiden.

University-linked startup formation
35
University spinouts
153
Total alumni-founded companies
98
Of which startups (<$15M raised)
38
Breakouts ($15M-100M)
17
Scaleups ($100M+)

Vs. similarly-sized ecosystems

How Leiden stacks up

Peers chosen from the same country (Netherlands), sized closest to Leiden by combined EV. The scatter plots growth × current size — outliers in the upper-right are ecosystems compounding fastest.

Combined enterprise value
$279B
$13.1B
Leiden
$8.5B
$7.7B
EV growth (5-yr ×) vs current EV

Top overview

Netherlands — top cities

Top cities in Netherlands ranked by combined EV. Leiden's row is highlighted.

# Ecosystem Combined EV 5-yr EV growth Unicorns VC invested Tracked startups
1 Amsterdam $279B 2.6× 25 $1.6B 1,702
2 Rotterdam - The Hague $13.5B 5.0× 1 $249.3M 635
3 Utrecht $13.1B 8.9× 1 $201.4M 351
4 Leiden $8.5B 2.5× 2 $354.5M 77
5 Eindhoven $7.7B 5.9× 1 $233.6M 251

Premium analytics

What we don't show on this page (yet)

Sector breakdowns, founder origins, AI-talent leaderboards and live deal flow are gated to logged-in Dealroom users. Book a demo to access the full Leiden dataset — or see a sample on the Dealroom app.

Sector breakdown
Where Leiden's unicorns concentrate
Fintech
AI / Enterprise SW
Health Tech
Biotech
Cybersecurity
Consumer
Unlock on Dealroom
Capital autonomy
Leiden's domestic vs foreign capital mix
% domestic VC by stage
Cross-border lead investors
Sovereign-fund participation
Foreign-LP exposure
Unlock on Dealroom
Recent momentum
Leiden's VC investment trajectory by stage
2024 vs 2025 by stage
Round-size trends
Stage-conversion deltas
Quarterly velocity
Unlock on Dealroom
Founder origins
Where Leiden's startup founders come from
By country of origin
Per capita
Top universities
Top alumni-factory companies
Unlock on Dealroom
AI talent
Top employers of AI talent in Leiden
Core AI roles
Frontier AI roles
YoY hiring growth
Senior + lead engineers
Unlock on Dealroom
Deal flow
Live deal flow & funding rounds in Leiden
New rounds last 30 days
Stage breakdown
Active investors
Round-size trends
Unlock on Dealroom

Get the full Leiden ecosystem on Dealroom

Live company-by-company deal flow, full cap tables, founder pedigrees, hiring signals and revenue trajectories.