Fundraising Fox

Sunfish Partners

Venture capital

Berlin · 12 people tracked

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Investment thesis

Sunfish Partners is a venture investor based in Warsaw, Poland, with an additional presence in Singapore. Active for around seven years, the firm has made roughly 25 startup investments, including several exits.

Source: firm website, verified Aug 23, 2026.

HQ
Berlin, DE
Instruments
Equity
Tracked investments
2

Team · 12 people

from the firm's website & curated & public directories

What they invest in

from 2 of 2 portfolio companies

Biotech ×1Cybersecurity ×1Digital Health ×1Enterprise Software ×1Hardware ×1Healthtech ×1Medical Devices ×1Robotics ×1

HQs:Poland×1

Investments · 2 tracked

founders shown can be your intro path
1Security1security.ai

1Security maps every identity in a Microsoft 365 tenant — users, apps, AI agents, and devices — into a live graph showing access permissions, activity, and paths to data, and can remediate risky access.

CybersecurityEnterprise SoftwareSaaS

Co-investorsSunfish Partners

Aetheraetherbiomedical.comin𝕏

Aether Biomedical develops bionic hands and rehabilitation devices for upper limb amputees using bio-signal processing technology.

BiotechDigital HealthHardwareHealthtechMedical DevicesRoboticsPoznan, PL

Co-investorsBrincChiratae VenturesJ2 VenturesJoyance PartnersStory VenturesSunfish Partners

Portfolio news

latest coverage across their companies

Frequently asked questions

What sectors does Sunfish Partners focus on?
Sunfish Partners focuses on AI & Machine Learning, Crypto & Web3, Data & Infrastructure, Deep Tech, Defense Tech, Space Tech.
Where is Sunfish Partners located?
Sunfish Partners is headquartered in Berlin, DE.
Who does Sunfish Partners co-invest with?
Sunfish Partners most often shares deals with Chiratae Ventures, J2 Ventures, Joyance Partners, among 4 tracked co-investors.

Media · Podcasts & interviews

featuring the team

Marcus Erken from Sunfish Partners - What To Look For In A Good VC And How To Find One?

#OMGKRK: Krakow Startup Community · Marcus Erken

Images

Sunfish Partners photo

Co-investors · 13

Coatue Management

Coatue Management is a technology-focused investment firm that invests in innovation across both public and private markets with responsible risk management.

$1M – $20M
AME Cloud Ventures

AME Cloud Ventures is a venture fund led by Jerry Yang, co-founder of Yahoo!, that invests in technology-heavy companies building infrastructure and value chains around data.

$1M – $10M
Buckley Ventures Management Company Llc

Buckley Ventures is a venture capital firm that makes concentrated early-stage investments in internet, software, and frontier technology companies.

$300K
Antler

Antler is a global early-stage venture capital firm that backs founders from the first check through to IPO, operating across roughly 30 locations worldwide.

$3M – $10M
HV Capital

HV Capital is a European multistage venture capital firm that backs founders from the first check through IPO, investing across consumer, software, deep tech and AI.

$540K – $54M
Heartcore Capital

Heartcore Capital is an early-stage venture capital firm backing European founders from inception. It invests in startups from inception through Series A, and also invests in web3 protocols from idea to liquid tokens.

Peak XV Partners

Peak XV Partners is a multi-stage venture capital firm that partners with founders from seed through venture and growth stages.

$100K – $10M
Possible Ventures

Possible Ventures is an early-stage technology investor backing founders working on major global challenges, with a focus on using technology as a force for good.

$100K – $5M
Capnamic

Capnamic is an early-stage venture capital firm that backs entrepreneurs from pre-product through first revenues, providing capital along with network, experience and guidance to help teams become category leaders.

$540K – $3.2M
Iris Capital

IRIS is a European venture capital firm that invests in technology innovators and disruptors across seed, Series A, growth, and late-stage funding rounds.

$1.1M – $32.4M
Outsized Ventures

Outsized Ventures invests in early-stage science and technology companies addressing complex global problems. The firm focuses on deep technology and frontier technology sectors.

$270K – $5.4M
a55

A payment orchestration platform founded in 2017 that provides direct network connectivity, local acquiring and settlement, and tooling for global payment teams focused on reliability and conversion optimization.

1 more co-investors

Aligo Venture Capital

Firms observed investing alongside Sunfish Partners, from public investor directories. Shared companies are the overlap with Sunfish Partners's recorded portfolio.

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