Leopold Koenig
Angel investor in Hamburg
Hamburg, Hamburg
Leopold Koenig, Angel investor in Hamburg is an active investor based in Hamburg, Hamburg. This profile covers what Leopold Koenig backs, at which stage, and how founders can reach out in 2026.
Mr. Leopold König co-founded CustomCells. He is an Angel Investor. He serves as Advisor & Board Member at Sphere Energy. He took in early 2012 his work at ISIT in the Department of Integrated energy systems and dealt with the structure and the scientific study of manual cell production environment for small series. He has studied industrial engineering with a focus on engineering and business management and has close connections to the electrical engineering industry. He also worked in the areas of Construction Project Management, Private Equity Real Estate in Germany, Canada and the PRC, and has a further education with in-depth knowledge of medical technology.
- Investor type
- Angel
- Stages
- Early Stage VentureSeed
- Invests in
- Climate & EnergyHardware & Deep TechMedTech & Medical Devices
- Location
- Hamburg, Hamburg
- Typical check
- $375K
- Past investments
- 5
Notable investments
How to reach Leopold Koenig
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Cite this page
Round Funded. "Leopold Koenig." Round Funded investor database, updated September 9, 2026.
Stable URL, it will not change: https://www.roundfunded.com/en/investor/leopold-koenig
Frequently Asked Questions
What does Leopold Koenig invest in?
Leopold Koenig invests in Climate & Energy, Hardware & Deep Tech and MedTech & Medical Devices, typically at Early Stage Venture and Seed. Match your sector and stage, then reach out with a personalized pitch.
What stage does Leopold Koenig invest at?
Leopold Koenig typically invests at Early Stage Venture and Seed. Lead with traction that fits the stage when you reach out.
What is Leopold Koenig's typical check size?
Leopold Koenig typically writes checks around $375K. Use it as a signal for whether your raise fits their stage.
How do founders reach investors like this?
Round Funded lists active investors with verified, professional contact details for signed-up founders. Filter by sector, stage and location, then send a personalized pitch from your own inbox.
What is Round Funded?
Round Funded is an investor database and outreach platform for startup founders. It lists 60,000+ active investors with verified contacts, filtered to recent investment activity, and lets founders send personalized pitches from their own Gmail, track replies, and share a free Data Room. Round+ starts at $99 per month with a 3-day trial.