20one Ventures

Investing in the
Solar Transition.

20ONE Ventures is an independent investment firm exclusively dedicated to scaling the photovoltaic technologies, storage solutions, and infrastructure powering the next century.

Explore Our Solar Thesis
Investment Focus

Backing the Solar Buildout.

We invest where solar adoption becomes real: generation assets, storage capacity, and the operating platforms that turn clean energy into durable infrastructure.

Generation

Development pipelines, operating assets, and specialist teams building utility-scale or distributed solar capacity in attractive markets.

Storage

Battery systems, hybrid projects, and grid-balancing solutions that help solar generation become dispatchable, reliable, and financeable.

Software and Operations

Data, asset management, and optimization tools that increase uptime, sharpen pricing decisions, and improve returns across portfolios.

Team Solar

Portrait of Andreas Rüping
Managing Partner

Andreas Rüping

Managing Partner

Andreas is a German innovator who studied mechanical engineering at the University of Stuttgart. After launching an investment fund, he turned his focus to building solar systems across Africa, bringing together deep technical expertise and hands-on funding experience.

His ambition is to connect investors from Germany with local factories in South Africa to solve the electricity crisis caused by ESKOM. He offers a solution where both countries work together, combining the expertise and reliability of German engineering with the power of the sun in Africa so that local factories can profit and run their business reliably.

Portrait of Carina Scharf
Executive Assistant

Carina Scharf

Executive Assistant

Carina studied economics in Germany and graduated top of her class. As a highly process-oriented person with German precision and attention to detail, she leads communication and project management at Apollo Energy, ensuring every initiative runs with clarity and efficiency.