We are looking for sustainable venture projects/startups and corresponding Growth-Investors, willing to match our seed investment.


So as investor/company, looking for innovative proven business opportunities suitable to your strategy, feel free to include our Co-Investment Framework concept in your conversation with Entrepreneurs and young startup teams: Help them to let grow their ideas to successful ventures to safeguard and leverage your planned investment into the venture. 



As an entrepreneur looking for investments, feel free to include our Co-Investment Framework concept in your conversation with investors: Help them to safeguard and leverage their planned investments into your venture. 


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Cool-Idea Onepager
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Grow Ideas to Successful Ventures

Contact Us

Hans-Heinrich Siemers

GroWup Venture Services

In den Märzwiesen 18

D-69231 Rauenberg

Tel.: +49 (0) 6222 -769 461



Copyright: Hans-Heinrich Siemers' GroWup Venture Services