Paul-Josef Patt

Deeptech Impact Investor at eCAPITAL ENTREPRENEURIAL PARTNERS AG

📍 Münster, North Rhine-Westphalia, Germany🔄 Updated September 2026💼 7 investments📅 29 years investing🗓 Last invested Aug 2018
VC🌍 Germany
7
Total investments
1
Early stage
2
Mid stage
2
Late stage
29y
Years active

Portfolio

5 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Non Executive Board Member
Sep 2013
As the technology leader in organic photovoltaics, Heliatek develops, produces and distributes industrial-grade organic PV solar solutions for virtually any building surface (horizontal, vertical, curved, rigid, and flexible). Heliatek stands for energy solutions designed for various traditional and never been possible before applications based on its unique features – it is ultra-light, flexible, ultra-thin and with a Carbon Footprint of less than 10 g CO2e/kWh a truly green solar solution. HeliaSol® is a ready-to-use solution, ideal for retrofitting on existing building structures. HeliaFilm® is tailor-made solar film for companies in the building and construction material industry, to integrate into their façade or roof system products. Heliatek employs more than 250 people at the Dresden and Ulm locations in Germany.
Non Executive Board Member
Jan 2013
Clean, affordable energy for all is one of the greatest challenges of our time. Headquartered in the Bavarian energy village of Wildpoldsried, sonnen GmbH wants to enable all people to determine their own energy future. That means, among other things, the inexpensive production and storage of renewable energy and the intelligent networking of producers and consumers. sonnen thereby gives people around the world the opportunity to become independent of fossil fuels and conventional energy supplier. At sonnen, we are building the energy system of the future. An energy system in which electricity is clean and people are the focus. To this end, we are developing new technologies and business models that have not existed before. Whether intelligent power storage, virtual power plants or digital services - we set the trends of a new energy world. This creates space for innovation, creativity, passion and personal development opportunities in a rapidly growing company. Our drive is our vision of clean and affordable energy for everyone. Because we want our planet to remain livable for the next generation. If you want to change and redesign the energy system together with us, we look forward to receiving your application through our career site: https://jobs.sonnen.de/
mid stageUtilities
Non Executive Board Member
Aug 2009
About Open-Xchange Open-Xchange (OX) is a market leader in mail/messaging and DNS-based security services, with more than 220m seats sold through international hosting and telco providers worldwide, including partners such as IONOS, Orange, Italiaonline, Comcast, GoDaddy, NTT and Softbank. We at OX have our roots in Open Source, and this has shaped our view of the world and culture – open, diverse, and with a bias to act, giving everyone at OX room to take responsibility within their team and grow. OX believes in an internet that is open, safe and free. We want to create competitive products that allow our providers to deliver secure internet services with great user experience, and that respect privacy and generate value. With some 270+ people worldwide, OX develops and operates Open Source software (aaS) for mail/messaging (OX App Suite, OX Guard) and collaboration/productivity (OX Drive, OX Documents). OX Dovecot is the world’s dominant open-source IMAP server software, and our OX PowerDNS provides secure DNS services to our telco customers and their users. Our business is fast-paced and changing constantly. We are looking for people who share our beliefs, who are out there to make a difference, are entrepreneurial and enjoy working in a high-tech environment as part of a truly international team. OX is headquartered in Cologne, Germany, with further locations throughout Germany (Bremen, Dortmund, Hamburg, Nuremberg and Olpe), the USA (Palo Alto, CA, and New York, NY), Finland (Espoo), the Netherlands (Den Haag), Italy (Turin), and Japan (Tokyo). Interested in working at Open-Xchange? Please visit: https://careers.open-xchange.com/jobs
Non Executive Board Member
Aug 2008
Jedox is the world’s most adaptable planning and performance management platform that empowers organizations to deliver plans that outperform expectations. Over 3,000 organizations in 140 countries trust Jedox to model any scenario, integrate data from any source and simplify cross-organizational plans across all business systems. Jedox enables a culture of decisiveness and confidence so teams can plan for opportunities, react quickly to changes, and uncover what they didn’t know was possible.
Non Executive Board Member
Nov 2005
World-Class OLED Material and Technology Novaled GmbH, a leader in the organic light-emitting diode (OLED) field, specializes in high efficiency, long-lifetime OLED structures. With expertise in synthetic and analytical chemistry, we offer complete solutions for the organic electronic markets, commercializing Novaled's Doping technology and materials. Novaled has developed long-term partnerships with major OLED players worldwide. Our strong IP position in OLED technology is based on more than 500 patents granted or pending. In operation since March 2003, Novaled is headquartered in Dresden, Germany with branch offices in Asia.
Experience · 11 entries
All (11)
Investments (7)
Founder (2)
Board (7)
2018
FMC
Non Executive Board Member
Aug 2018
2013
Non Executive Board Member
Sep 2013
As the technology leader in organic photovoltaics, Heliatek develops, produces and distributes industrial-grade organic PV solar solutions for virtually any building surface (horizontal, vertical, curved, rigid, and flexible). Heliatek stands for energy solutions designed for various traditional and never been possible before applications based on its unique features – it is ultra-light, flexible, ultra-thin and with a Carbon Footprint of less than 10 g CO2e/kWh a truly green solar solution. HeliaSol® is a ready-to-use solution, ideal for retrofitting on existing building structures. HeliaFilm® is tailor-made solar film for companies in the building and construction material industry, to integrate into their façade or roof system products. Heliatek employs more than 250 people at the Dresden and Ulm locations in Germany.
Non Executive Board Member
Jan 2013
Clean, affordable energy for all is one of the greatest challenges of our time. Headquartered in the Bavarian energy village of Wildpoldsried, sonnen GmbH wants to enable all people to determine their own energy future. That means, among other things, the inexpensive production and storage of renewable energy and the intelligent networking of producers and consumers. sonnen thereby gives people around the world the opportunity to become independent of fossil fuels and conventional energy supplier. At sonnen, we are building the energy system of the future. An energy system in which electricity is clean and people are the focus. To this end, we are developing new technologies and business models that have not existed before. Whether intelligent power storage, virtual power plants or digital services - we set the trends of a new energy world. This creates space for innovation, creativity, passion and personal development opportunities in a rapidly growing company. Our drive is our vision of clean and affordable energy for everyone. Because we want our planet to remain livable for the next generation. If you want to change and redesign the energy system together with us, we look forward to receiving your application through our career site: https://jobs.sonnen.de/
mid stageUtilities
2011
Member of the Advisory Board
Jan 2011
NRW.BANK is the development bank for the state of North Rhine-Westphalia. It supports its owner – the state of North Rhine-Westphalia – in fulfilling its tasks, notably in the fields of structural, economic, social and housing policy. NRW.BANK pools the promotion and development programmes of the state of North Rhine-Westphalia, the Federal Republic of Germany and the European Union and combines them with its own equity and debt products and advisory services. It offers the full range of financial products in three areas “Economy”, “Housing”, and “Infrastructure/Municipalities”. NRW.BANK operates in a competitively neutral manner as a partner of banks and savings banks.
2009
Non Executive Board Member
Aug 2009
About Open-Xchange Open-Xchange (OX) is a market leader in mail/messaging and DNS-based security services, with more than 220m seats sold through international hosting and telco providers worldwide, including partners such as IONOS, Orange, Italiaonline, Comcast, GoDaddy, NTT and Softbank. We at OX have our roots in Open Source, and this has shaped our view of the world and culture – open, diverse, and with a bias to act, giving everyone at OX room to take responsibility within their team and grow. OX believes in an internet that is open, safe and free. We want to create competitive products that allow our providers to deliver secure internet services with great user experience, and that respect privacy and generate value. With some 270+ people worldwide, OX develops and operates Open Source software (aaS) for mail/messaging (OX App Suite, OX Guard) and collaboration/productivity (OX Drive, OX Documents). OX Dovecot is the world’s dominant open-source IMAP server software, and our OX PowerDNS provides secure DNS services to our telco customers and their users. Our business is fast-paced and changing constantly. We are looking for people who share our beliefs, who are out there to make a difference, are entrepreneurial and enjoy working in a high-tech environment as part of a truly international team. OX is headquartered in Cologne, Germany, with further locations throughout Germany (Bremen, Dortmund, Hamburg, Nuremberg and Olpe), the USA (Palo Alto, CA, and New York, NY), Finland (Espoo), the Netherlands (Den Haag), Italy (Turin), and Japan (Tokyo). Interested in working at Open-Xchange? Please visit: https://careers.open-xchange.com/jobs
Show all 11 entries ↓
Investment activity
1997–2018 · 7 investments
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