Kopa Ventures

Founded in Berlin in 2018, Kopa Ventures is a venture capital firm focusing on early-stage investments in Europe's most innovative climate tech startups. They concentrate on Energy, Mobility, and Nature & Carbon Tech sectors, aiming to foster a climate-positive economy.

Luis Sperr

Managing Partner

Marius Weckel

Principal

Matthias Willenbacher

Founder and CEO

Past deals in Solar Energy

Green Fusion

Series A in 2025
Green Fusion develops a cloud-based energy management platform for monitoring and controlling complex energy systems. The software provides intelligent control of heat, electricity, and e-mobility, focusing on hybrid building heating setups such as heat pumps paired with gas boilers and the integration of photovoltaic systems and electric vehicle charging. Serving housing corporations, the platform helps reduce carbon emissions and operating costs, enhances energy security of supply, and lowers maintenance requirements by coordinating generation, storage, and consumption across multiple energy sources.

Tomorrow

Venture Round in 2024
Sustainable banking. Green Finance. A credit card that is ecological, ethical and uses your money to generate a positive environmental impact. A bank that funds and promotes Renewable Energy, Solar Power, Wind Power and sustainable agriculture.

Green Fusion

Seed Round in 2023
Green Fusion develops a cloud-based energy management platform for monitoring and controlling complex energy systems. The software provides intelligent control of heat, electricity, and e-mobility, focusing on hybrid building heating setups such as heat pumps paired with gas boilers and the integration of photovoltaic systems and electric vehicle charging. Serving housing corporations, the platform helps reduce carbon emissions and operating costs, enhances energy security of supply, and lowers maintenance requirements by coordinating generation, storage, and consumption across multiple energy sources.

Einhundert

Venture Round in 2022
Einhundert Energy is a company based in Cologne, Germany, specializing in smart services for green and digital energy supply. Established in 2017, it focuses on providing comprehensive solutions for tenant electricity, which includes planning, installation, operation, and maintenance of photovoltaic systems. The company enables tenants and entrepreneurs to access low-cost solar energy while ensuring transparency in their energy billing through a dedicated app. This app allows users to monitor their power consumption effectively, promoting cost control and efficiency. Einhundert Energy's digital billing solution integrates various technologies, including heat and water billing, smoke detectors, heat pumps, and e-charging stations, catering to the diverse needs of property managers and tenants alike.

VoltStorage

Series B in 2021
VoltStorage GmbH is a German company specializing in the development and production of solar energy storage systems. Based in Olching, Germany, it utilizes eco-friendly vanadium redox flow technology to create power storage devices that allow homeowners to store surplus solar energy generated during the day for use at night. This innovative approach aims to provide renewable energy availability around the clock, contributing to a cleaner and fairer world for future generations. VoltStorage also offers installation and technical support services for its products, which are sold online. The company's commitment to sustainability underscores its mission to enhance the accessibility of renewable energy.

Sono Motors

Venture Round in 2020
Sono Motors is a solar mobility solutions company focused on integrating solar technology into electric vehicles. It designs and develops its own solar electric vehicle, the Sion, with solar panels embedded in the vehicle body to charge the battery, aiming to extend range and reduce CO2 emissions. The company pursues solar integration across various vehicle platforms, including passenger cars and commercial vehicles, and offers related products and services such as solar modules, solar charge controllers, data services, and engineering services. Founded in 2016 and headquartered in Munich, the company emphasizes renewable energy powered mobility and climate-friendly transportation.

Tomorrow

Pre Seed Round in 2019
Sustainable banking. Green Finance. A credit card that is ecological, ethical and uses your money to generate a positive environmental impact. A bank that funds and promotes Renewable Energy, Solar Power, Wind Power and sustainable agriculture.

HPS

Seed Round in 2019
HPS Home Power Solutions GmbH specializes in manufacturing solar energy management systems designed for the non-commercial sector, particularly targeting single and multi-family homes. Founded in 2014 and based in Berlin, the company offers a product known as Picea, an integrated system that combines energy storage, heating assistance, and indoor ventilation. This system utilizes green hydrogen to store solar energy, which can then be converted into electrical energy for household use. In addition to hardware, HPS also develops software to manage energy utilization effectively. By focusing on eco-friendly energy solutions, HPS aims to facilitate sustainable energy practices and provide valuable services to its users.

Milk the Sun

Venture Round in 2019
Milk the Sun GmbH is a company based in Münster, Germany, that operates an online marketplace dedicated to the trading of photovoltaic (PV) project rights and installed PV systems, both domestically and internationally. Founded in 2012, the company combines the largest online marketplace for operational PV systems with a digital management tool, allowing users to manage their investments effectively and independently. Milk the Sun's platform facilitates transparent trading in both the primary and secondary markets for solar projects and systems, catering primarily to owners of medium to commercial-sized PV installations. In addition to trading, the company offers a comprehensive range of services related to solar PV, including insurance, technical management, and legal counsel, alongside a blog that provides industry news and insights. Milk the Sun aims to support the global energy transition by enabling accessible and sustainable investments in renewable energy assets.

Sono Motors

Equity Crowdfunding in 2018
Sono Motors is a solar mobility solutions company focused on integrating solar technology into electric vehicles. It designs and develops its own solar electric vehicle, the Sion, with solar panels embedded in the vehicle body to charge the battery, aiming to extend range and reduce CO2 emissions. The company pursues solar integration across various vehicle platforms, including passenger cars and commercial vehicles, and offers related products and services such as solar modules, solar charge controllers, data services, and engineering services. Founded in 2016 and headquartered in Munich, the company emphasizes renewable energy powered mobility and climate-friendly transportation.
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