Fundraising Fox

Sunfish Partners

Venture capital

Berlin · Pre-Seed–Seed · 10 people tracked

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Investment thesis

Sunfish Partners is an early-stage venture capital firm focused on space and defense startups originating in Eastern Europe (CEE). It writes pre-seed tickets of roughly €150k-€300k, backing both hardware and software companies. Its stated mission is to help secure Europe's technological and strategic autonomy. The firm has been active for seven years, made 25 investments, and reports 350+ jobs created at its portfolio companies.

Source: firm website, verified Jul 31, 2026.

Stage
Pre-Seed–Seed
Check
$165K – $330K
HQ
Berlin, DE
Instruments
Equity
Tracked investments
25

Team · 10 people

from the firm's website
Dr. Marcus Erken

Member of Sunfish Partners' core team; recognized among EWOR's Global Top 100 Founder Mentors.

Max Moldenhauer

Member of Sunfish Partners' core team.

Paweł Lipkowski

Member of Sunfish Partners' core team.

Artur Karczykowski

Advisor to Sunfish Partners.

Christian-Cornelius Weiß

Advisor to Sunfish Partners.

Davin Michaelis

Advisor to Sunfish Partners.

Dr. Holger Schlageter

Advisor to Sunfish Partners.

Konstantin Kotschenreuther

Advisor to Sunfish Partners.

Sebastian Eberhardt

Advisor to Sunfish Partners.

Sebastian Straube

Advisor to Sunfish Partners.

Investments · 25 tracked

founders shown can be your intro path
1Security
Aether Biomedical
Alphamoon
Asynchronics

Digital twins, space & defense

C2Grid
CliniNote
CodeAlly
Deepflare
DefendEye
ENS Dynamics
EU Motors

Manufacturing, drones, space & defense

Hellion Tech
HyperBUNKER

Space & defense, cyber security

Liftero
Orbital Matter

Space & defense, 3D printing, manufacturing

PerfOps
Pergamin
RANDAEMON
re_data
Scramjet
SI Robotics

Humanoid robots, space & defense

Sky Spy

Space & defense, signals-intelligence, drones

Smarter Diagnostics
Solvemed
Zaitra

Edge computing, space & defense

Frequently asked questions

What stage does Sunfish Partners invest at?
Sunfish Partners invests at the Pre-Seed, Seed stages.
What is Sunfish Partners's typical check size?
Sunfish Partners typically writes checks of $165K – $330K.
What sectors does Sunfish Partners focus on?
Sunfish Partners focuses on AI & Machine Learning, Cybersecurity, Deep Tech, Defense Tech, Hardware, Robotics, Space Tech.
Where is Sunfish Partners located?
Sunfish Partners is headquartered in Berlin, DE.

Images

Sunfish Partners photo

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