Leszek Jastrzębski

Co-Founder/Energy & Strategy at PSTRYK

📍 Switzerland🔄 Updated September 2026💼 4 investments📅 5 years investing🗓 Last invested Dec 2022
VC🌍 Switzerland
4
Total investments
1
Early stage
1
Mid stage
0
Late stage
5y
Years active

Portfolio

4 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Investor
Dec 2022
Circular access to the best tech.
Advisor/ Investor
Jun 2022
Liftero is building industrialized propulsion systems for the rapidly growing space economy. Our first product, BOOSTER, is a green chemical propulsion system engineered from first principles for series production. High-thrust chemical performance at electrical propulsion cost, for 30–500+ kg satellites. We went from whiteboard to orbit in 15 months. Our mission: send 1,000 propulsion systems to space.
Board Member
Nov 2021
Allow us to introduce our modern e-commerce company, Autofixer.com, where we revolutionize the way people buy auto parts and accessories. As a data-driven marketplace, we harness the power of advanced analytics and insights to provide a seamless and efficient platform for automotive enthusiasts, retailers, suppliers, and car parts manufacturers. Our platform combines cutting-edge technology with a vast network of trusted suppliers, ensuring a comprehensive selection of high-quality automotive products. Whether youre searching for OEM parts, spare parts, performance upgrades or stylish accessories, our data-driven approach enables us to curate a personalized and tailored shopping experience. As an automotive enthusiast searching for car parts, you can explore our user-friendly interface, leveraging intuitive search algorithms and filters to find multiple products that match your specific vehicle requirements. Our data-driven marketplace ensures that every purchase decision is based on accurate and up-to-date information, empowering you to make informed choices. For suppliers and car parts manufacturers, Autofixer.com offers an unparalleled opportunity to reach a wide customer base, leveraging data insights to optimize product offerings, pricing strategies, and inventory management. By analyzing market trends and customer preferences, we help our partners maximize their sales potential and stay ahead in the ever-evolving automotive industry. In addition to our data-driven approach, we prioritize customer satisfaction. Our dedicated support team is readily available to address any inquiries, provide technical guidance, and ensure a smooth transaction process. We value transparency, reliability, and trust, fostering long-term relationships with our customers and partners. Embracing innovation, we constantly evolve our platform to meet the changing demands of the automotive market.
Advisor/Investor
Nov 2021
Wierzymy, że system ochrony zdrowia powinien być całkowicie skupiony na pacjencie Dlatego w Silmedica traktujemy każdego z szacunkiem i codziennie pracujemy nad poprawą naszych usług, do których gwarantujemy szybki i łatwy dostęp w centrum Katowic. Zapewniamy opiekę zdrowotną zarówno w ramach NFZ jak i prywatnie. Wykonujemy profesjonalnie badania i zabiegi medyczne, ale jednocześnie dbamy o to, by pacjent czuł się u nas komfortowo.
Experience · 9 entries
All (9)
Investments (4)
Founder (1)
Board (1)
2022
Investor
Dec 2022
Circular access to the best tech.
Advisor/ Investor
Jun 2022
Liftero is building industrialized propulsion systems for the rapidly growing space economy. Our first product, BOOSTER, is a green chemical propulsion system engineered from first principles for series production. High-thrust chemical performance at electrical propulsion cost, for 30–500+ kg satellites. We went from whiteboard to orbit in 15 months. Our mission: send 1,000 propulsion systems to space.
Co-Founder
Feb 2022
Wyobraź sobie, że masz pełną kontrolę nad swoim zużyciem energii. Możesz śledzić koszty w czasie rzeczywistym i podejmować świadome decyzje, które realnie wpływają na Twój budżet. Nie musisz czekać na fakturę za prąd i bazować na niepewnych prognozach, wszystko widzisz na bieżąco w aplikacji. W Pstryk zamieniamy tę wizję w rzeczywistość. Łączymy w sobie pasję do innowacji, głębokie zrozumienie rynku energetycznego oraz nieustające dążenie do poprawy jakości życia naszych klientów. Budujemy ekosystem, gdzie technologia służy ludziom, a nie odwrotnie. W Pstryk wierzymy w transparentność na każdym kroku. Uczciwa relacja z klientem to podstawa. Dlatego stawiamy na pełną przejrzystość: - Jasne i zrozumiałe ceny bez ukrytych opłat - Szczegółowy podgląd kosztów w czasie rzeczywistym - Otwarta komunikacja o naszych praktykach biznesowych Z Pstryk zawsze wiesz, za co płacisz i ile możesz zaoszczędzić. Z Pstryk nie jesteś już biernym odbiorcą energii. Stajesz się aktywnym uczestnikiem rynku, świadomie kształtującym swoje zużycie i koszty. Wybierając Pstryk, wybierasz przyszłość, w której energia jest zrozumiała, dostępna i pod Twoją kontrolą. Razem tworzymy nową erę w polskiej energetyce – z Pstryk przyszłość jest w Twoich rękach.
2021
Board Member
Nov 2021
Allow us to introduce our modern e-commerce company, Autofixer.com, where we revolutionize the way people buy auto parts and accessories. As a data-driven marketplace, we harness the power of advanced analytics and insights to provide a seamless and efficient platform for automotive enthusiasts, retailers, suppliers, and car parts manufacturers. Our platform combines cutting-edge technology with a vast network of trusted suppliers, ensuring a comprehensive selection of high-quality automotive products. Whether youre searching for OEM parts, spare parts, performance upgrades or stylish accessories, our data-driven approach enables us to curate a personalized and tailored shopping experience. As an automotive enthusiast searching for car parts, you can explore our user-friendly interface, leveraging intuitive search algorithms and filters to find multiple products that match your specific vehicle requirements. Our data-driven marketplace ensures that every purchase decision is based on accurate and up-to-date information, empowering you to make informed choices. For suppliers and car parts manufacturers, Autofixer.com offers an unparalleled opportunity to reach a wide customer base, leveraging data insights to optimize product offerings, pricing strategies, and inventory management. By analyzing market trends and customer preferences, we help our partners maximize their sales potential and stay ahead in the ever-evolving automotive industry. In addition to our data-driven approach, we prioritize customer satisfaction. Our dedicated support team is readily available to address any inquiries, provide technical guidance, and ensure a smooth transaction process. We value transparency, reliability, and trust, fostering long-term relationships with our customers and partners. Embracing innovation, we constantly evolve our platform to meet the changing demands of the automotive market.
Advisor/Investor
Nov 2021
Wierzymy, że system ochrony zdrowia powinien być całkowicie skupiony na pacjencie Dlatego w Silmedica traktujemy każdego z szacunkiem i codziennie pracujemy nad poprawą naszych usług, do których gwarantujemy szybki i łatwy dostęp w centrum Katowic. Zapewniamy opiekę zdrowotną zarówno w ramach NFZ jak i prywatnie. Wykonujemy profesjonalnie badania i zabiegi medyczne, ale jednocześnie dbamy o to, by pacjent czuł się u nas komfortowo.
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Investment activity
2021–2022 · 4 investments
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