Martin Junker

Active Investor

Founding Partner at Venture Stars

Munich, Bavaria

Martin Junker, Founding Partner at Venture Stars is an active investor based in Munich, Bavaria. This profile covers what Martin Junker backs, at which stage, and how founders can reach out in 2026.

Mr. Martin Junker is a Co-Founder & serves as Managing Partner at Venture Stars. He serves as an Advisor at Otark. Before joining the VC world, he co-founded several start-ups as a serial entrepreneur - amongst others, netzathleten media (acquired by RTL media group). He studied business administration at the WHU - Otto Beisheim School of Management, in the USA and Spain. He serves as a board member and advisor to several Venture Stars portfolio companies.

Investor type: AngelVCPEFounder
Stages: Early Stage VenturePre Seed
Invests in: SaaS & Enterprise
Location: Munich, Bavaria
Typical check: $275K
Past investments: 2

Notable investments

Holidunetzathleten.net GmbH - exited to Mediengruppe RTL

How to reach Martin Junker

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Frequently Asked Questions

What does Martin Junker invest in?

Martin Junker invests in SaaS & Enterprise, typically at Early Stage Venture and Pre Seed. Match your sector and stage, then reach out with a personalized pitch.