Introducing: Rockstart Energy’s innovators for Fall 2023

Several times per year, Rockstart has the privilege of receiving applications from hundreds of innovators, game-changers, and pioneers behind some of the most exciting moves being made in sustainable tech. Focusing on early stage investments in Energy, Emerging Tech, and AgriFood, we support founders via industry-specific and tailored accelerator programs. 

At Rockstart, we are delighted to introduce the latest startups joining our Energy fund and program for Fall 2023. Get to know the founders: 


Geniess joined Rockstart with a vision to empower energy storage sellers and buyers. They offer a transformative approach to validating installations, scoping robust systems, and understanding the potential return on investment. This not only enhances deal flow but also improves profitability for all stakeholders.

 “We believe Rockstart Energy provides exceptional access to scaling expertise, industry partners, and competitive capital with a focus on building the future of energy. We’re thrilled to be part of the program and of the Rockstart network!”

Kai Erspamer, CEO, Geniess


Prêts simplifies the funding of energy-efficient home improvements by providing straightforward ROI information directly within utility applications. This advancement streamlines the decision-making procedure, transforming environmentally friendly options into a clear and appealing opportunity for utilities, homeowners, and lenders alike.

“Joining Rockstart Energy means aligning with the best in scaling expertise, industry connections, and targeted capital, all dedicated to revolutionizing the energy sector. We’re ecstatic to be a part of this journey and to enrich the Rockstart community!”

Eugene Lubbers, CEO, Prêts


To learn more about the program and these inspiring startups, visit Rockstart Energy.