SW

Stefan Wiskemann

Angel investor

📍 Greater Hamburg Area, Germany🔄 Updated November 2026💼 2 investments📅 26 years investing🗓 Last invested Jan 2001
VC🌍 Germany
2
Total investments
1
Early stage
0
Mid stage
0
Late stage
26y
Years active

Portfolio

1 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Founder & Board member
2000
21Publish provides products for the multi-user blogging and publishing needs of businesses, communities, clubs, schools & universities, and non-profit organizations. 21Publish maintains operations in the United States and Europe serving customers like Bloomberg, Bauer, and thousands of small- & medium-sized communities.
Experience · 4 entries
All (4)
Investments (1)
Founder (3)
2002
20six/myblog
Co-Founder
Sep 2002
2001
Stefan Wiskemann
Angel investor
Jan 2001
2000
Founder & Board member
2000
21Publish provides products for the multi-user blogging and publishing needs of businesses, communities, clubs, schools & universities, and non-profit organizations. 21Publish maintains operations in the United States and Europe serving customers like Bloomberg, Bauer, and thousands of small- & medium-sized communities.
1998
ricardo.de
Founder & CMO
Aug 1998
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