Marcus Erken
InvestorCo-Founder & Managing Partner at Sunfish Partners
Warsaw, Poland
Writes $250K – $500K checks · typically $500K
About
Marcus Erken is a co-founding partner and managing director at Sunfish Partners, working with the fund full-time. He has made angel investments internationally and co-lectures a university course where students launch their own companies, having earlier helped build and work with startups at WHU's university incubator. He holds a B.Sc. and M.Sc. in Business & Management from WHU Vallendar, a Ph.D. in Entrepreneurship from RWTH Aachen University, and was a Visiting Research Fellow at Harvard University.
Experience
- Sunfish PartnersFounding Partnercurrent2016 — presentBerlin Area, Germany
- IntroExpertcurrent2025 — presentglobal
- Angel InvestorAngel Investorcurrent2016 — presentglobal
- WHU – Otto Beisheim School of ManagementLecturercurrent2014 — presentVallendar, Germany
- WHU IncubatorStartup Coach2014 — 2020Vallendar, Germany
- RWTH Aachen UniversityResearch Associate & Lecturer2013 — 2016Kreisfreie Stadt Aachen Area, Germany
Skills & more
+12 more
Management ConsultingResearchProject ManagementVenture CapitalUnternehmensstrategieStrategisches ManagementUnternehmensführungUnternehmertumUnternehmensplanungProjektmanagementMarktforschungGeschäftsentwicklungLanguages English · German
From Marcus's professional profile.
Investments
Investor
LocadMinutiaRamp NetworkReebelo
Per the firm's website.
Colleagues at Sunfish Partners
Frequently asked questions
- Who is Marcus Erken?
- Marcus Erken is a co-founding partner and managing director at Sunfish Partners, working with the fund full-time. He has made angel investments internationally and co-lectures a university course where students launch their own companies, having earlier helped build and work with startups at WHU's university incubator. He holds a B.Sc. and M.Sc. in Business & Management from WHU Vallendar, a Ph.D. in Entrepreneurship from RWTH Aachen University, and was a Visiting Research Fellow at Harvard University.
- Where does Marcus Erken work?
- Marcus Erken is Co-Founder & Managing Partner at Sunfish Partners.
- What check size does Marcus Erken write?
- Marcus Erken typically writes checks of $250K – $500K.
- What companies has Marcus Erken invested in?
- Investments tracked here include Locad, Minutia, Ramp Network, Reebelo.
- Where did Marcus Erken go to school?
- Marcus Erken studied at WHU – Otto Beisheim School of Management (Bachelor & Master of Science (B.Sc. & M.Sc.), Business & Management); Harvard University (Visiting Research Fellow, Entrepreneurship); RWTH Aachen University (Doctor of Philosophy (Ph.D.), Entrepreneurship).
Same school
Also attended WHU – Otto Beisheim School of Management143
+ 137 more
Also attended Harvard University1,558
+ 1,552 more
Also attended Brandeis School of Business and Economics6
Also attended Esade263
+ 257 more
Shared employers
Also worked at Intro13
+ 7 more
Also worked at WHU – Otto Beisheim School of Management9
+ 3 more
Also worked at RWTH Aachen University10
+ 4 more


















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