Willi Mannheims
InvestorManaging Partner at eCAPITAL ENTREPRENEURIAL PARTNERS
Germany
Writes $1.5M – $4M checks · typically $2M
About
Willi Mannheims is an entrepreneur focused on data security. He studied aerospace engineering at RWTH Aachen and Queens College UK, and earned an MBA from Henley Management College UK and the University of Houston. His career includes management roles at Daimler Chrysler and the VC fund DASA, head of business development at CUBIS AG, and founder & CEO of Secunet AG, as well as CEO positions at escrypt GmbH, ISITS AG, and Eracom AG. He has been involved in four IPOs and holds several supervisory board positions.
Invests in
Cybersecurity
Experience
- eCAPITAL entrepreneurial Partners AGManaging Partnercurrent2016 — presentMünster
- European Cyber Security Organisation (ECSO)Member of the ECSO Cybersecurity VC funding Working Groupcurrent2020 — present
- VMRayBoard Membercurrent2016 — presentBochum, North Rhine-Westphalia, Germany
- XignSys GmbHBusiness Angelcurrent2016 — present
- PHYSEC GmbHBusiness Angelcurrent2016 — present
- isits AG International School of IT SecurityBusiness Angelcurrent2003 — present
- isits AG International School of IT SecurityCEO2003 — 2006
- videantisBoard Membercurrent2017 — presentHannover-Braunschweig-Göttingen-Wolfsburg Region
- saperatecBoard Membercurrent2024 — present
- SweepaticBoard Member2019 — 2023Belgium
- Beirat Digitale Wirtschaft NRWMember of the digital advisory council of North Rhine-Westphalia2018 — 2023
- BrandMakerBoard Member2016 — 2021Greater Karlsruhe Area
- UltraSoCBoard Member2019 — 2020Greater Cambridge Area
- RIPS TechnologiesBoard Member2017 — 2020Bochum, North Rhine-Westphalia, Germany
- Paris Fonds VertMember of the Strategy council of the Paris Funds Vert2018 — 2020
- Rhebo GmbHBoard Member2016 — 2018
- ESCRYPT GmbH - Embedded SecurityCo-Founder2004 — 2007
- secunet Security Networks AGCEO1996 — 2001
Education
- Henley Business SchoolMaster of Business Administration (MBA)1992 — 1994
- RWTH Aachen UniversityGraduate Engineer, Aerospace Engineering1981 — 1987
Skills & more
Venture Capital23Entrepreneurship20Start-ups19Investments6Growth Capital6Seed Capital5Business Strategy7Corporate Development5Mergers & Acquisitions6IPOs5Private Equity4Fundraising5
+4 more
High-TechSoftwareIndustry 4.0ConsultingLanguages Deutsch · Englisch
From Willi's professional profile.
Same school
Also attended Henley Business School32
John HortonInvestor at DN CapitalIrene ArdenstedtInvestor at Luminar VenturesSanne van ErpInvestment manager at NoaberKieran MudryyPartner at 4BIO CapitalDavid LeftleyCo Founder & CTO at Bloc VenturesZoe PedenPartner at Ananda Impact Ventures
+ 26 more
Also attended RWTH Aachen University38
Jason GrüningerInvestment Manager at CapnamicAbdulla ElyasAdvisor at RAED VenturesFrederike WolffInvestment Team at RedstoneAlexander KüppersInvestment Director at Statkraft VenturesEmil JerslingSenior Growth Manager at Orbit StartupsSteffen ReineckePartner at eCAPITAL ENTREPRENEURIAL PARTNERS
+ 32 more
Shared employers
Also worked at eCAPITAL entrepreneurial Partners AG15
Svenja NentwigSenior Investment Manager at eCAPITAL ENTREPRENEURIAL PARTNERSYanick RosenbaumInvestment Manager at eCAPITAL ENTREPRENEURIAL PARTNERSHannes SchillManaging Partner at eCAPITAL ENTREPRENEURIAL PARTNERSKatharina FriePartner at eCAPITAL ENTREPRENEURIAL PARTNERSDirk SeewaldManaging Partner at eCAPITAL ENTREPRENEURIAL PARTNERSLucas MerlePartner at eCAPITAL ENTREPRENEURIAL PARTNERS
+ 9 more
Also worked at European Cyber Security Organisation (ECSO)2
Also worked at Sweepatic2
Colleagues at eCAPITAL ENTREPRENEURIAL PARTNERS
Aileen Tebbe
Executive Assistant at eCAPITAL ENTREPRENEURIAL PARTNERS
Ann-Christin Kortenbrede
Investor at eCAPITAL ENTREPRENEURIAL PARTNERS
Antonia Knuth
CFO at eCAPITAL ENTREPRENEURIAL PARTNERS
Barbara Kaup
Financial & Investment Controlling at eCAPITAL ENTREPRENEURIAL PARTNERS
Bernd Arkenau
Managing Partner at eCAPITAL ENTREPRENEURIAL PARTNERS
Bettina Schäfer
Executive Assistant at eCAPITAL ENTREPRENEURIAL PARTNERS
Christoph Ostermann
Venture Partner at eCAPITAL ENTREPRENEURIAL PARTNERS
Constantin Sanders
Investment Manager at eCAPITAL ENTREPRENEURIAL PARTNERS








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