# Philipp Hartmann

> Philipp Hartmann is a startup investor at Rheingau Founders (Berlin). See 0 investments, check sizes, portfolio. Updated Aug 2026.

- Type: Angel Investor
- Fund: [Rheingau Founders](https://shizune.co/investors/profile/rheingau-founders)
- Location: Berlin, Germany
- Last updated: Aug 2026
- LinkedIn: http://www.linkedin.com/in/philipphartmann20
- X (Twitter): http://twitter.com/jophilie
- Website: http://rheingau-founders.com/
- Facebook: https://www.facebook.com/jophilie

Philipp Hartmann is a successful serial entrepreneur and investor from Berlin, Germany. Back in 2004 he gained first experiences in the digital industry by working at Jamba! AG. While studying business administration at the EBS Business School in Oestrich-Winkel (Germany), Sydney and Buenos Aires, Philipp Hartmann founded his first Start-Uptogether with Dr. Tobias Johann and Kai Hansen already in March 2007: sportme GmbH – a social community for athletes. Since then, he has actively been involved in founding and developing more than a dozen Start-Ups. As a Managing Partner of the smart money investor Rheingau Founders GmbH Philipp Hartmann supports portfolio companies in a financial, advisory and operational way and provides them with his extensive knowledge and experience in strategic marketing, sales and operations. Besides that, he shares his expertise as a speaker on conferences and network events around the globe, lecturer at various universities in Germany (e.g. European Business School, Munich Business School) and mentor at accelerator programs in Berlin (e.g. Startupbootcamp, Startup Academy, Microsoft Accelerator).

## About Rheingau Founders

VC Fund · Berlin, Germany

Rheingau Founders is a Berlin&Munich based Venture Capital firm active since 2011. Focusing on pre-seed to Series A investments in Europe, predominantly B2B in the fields of Marketplaces, Software as a Service, InsurTech, and eHealth. Rheingau targets start-ups that have the potential to sustainably disrupt existing processes and value chains.Besides the financial investment, we offer strategic support through the mentorship of our partners.

4 contacts available at Rheingau Founders.

| Name | Title | Profile |
| --- | --- | --- |
| Johann Reich | General Partner | https://shizune.co/investors/profile/johann-reich |
| Marius Weber | Partner | https://shizune.co/investors/profile/marius-weber |
| Philipp Hartmann | Founder and Managing Partner | https://shizune.co/investors/profile/philipp-hartmann |
| Tobias Johann | Founder and Managing Partner | https://shizune.co/investors/profile/tobias-johann |

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