Michael Heißenberg — investor profile photo

Michael Heißenberg

Geschäftsführer, Gesellschafter, Sammler, Erhalter: eben gern aktiv

📍 Greater Hamburg Area, Germany🔄 Updated November 2026💼 2 investments📅 18 years investing🗓 Last invested Sep 2009
Angel investor🌍 Germany
2
Total investments
0
Early stage
0
Mid stage
0
Late stage
18y
Years active

Portfolio

0 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
No investments found
Experience · 3 entries
All (3)
Investments (2)
2009
waggonservice wsg GmbH
Gesellschafter / shareholder
Sep 2009
2008
waggon24 GmbH
Gesellschafter / shareholder
Jan 2008
2002
Aprixon Information Services GmbH
Geschäftsführer / Managing director
Jan 2002
Investor lists
Lists that match Michael's portfolio