Solar

hellgrün Energie secures EUR 1 million in growth capital for PV rollout in the commercial sector

PV instead of empty space. How bright green is using unused roofs in retail and logistics for the energy transition.
News by Marc Nemitz Marc Nemitz · Köln, 21. January 2026

Cologne-based hellgrün Energie GmbH has received growth financing in the amount of 1 million euros. Together with investor Saxovent Smart Eco Investments GmbH, the company intends to significantly accelerate the rollout of its onsite photovoltaic solutions for commercial real estate. The aim is to decarbonize large real estate portfolios in the retail and logistics sectors in particular more quickly.

Commercial roofs with high electricity demand

hellgrün Energie focuses on commercial rooftops, such as those of supermarkets, logistics centers or business parks. These buildings combine two factors: large, previously unused roof areas and high electricity consumption during daylight hours. This is precisely where the business model comes in, as locally generated solar power is used directly on site.

Energy transition without the role of energy supplier

hellgrün's offering is primarily aimed at asset managers, real estate investors and companies that want to make their portfolios more sustainable without becoming energy suppliers themselves. The company takes over the planning, financing, installation and operation of the systems completely, thus offering an integrated 360° solution.

Commercial properties are the sleeping giants of the energy transition.

Lucas Josten, Co-Founder hellgrün Energie

With Saxovent's support, the rollout can now be implemented at high speed, even for large portfolios.

Saxovent invests in scalable decarbonization platform

Investors are also focusing on the idea of scaling. Dominik Winau, CFO and Co-CEO of Saxovent, emphasizes the professionalism with which hellgrün serves the interface between the real estate industry and energy technology. Investments are being made in a platform that makes a direct and measurable contribution to the decarbonization of commercial spaces.

Strong shareholder base and ambitious goals

In addition to Saxovent, hellgrün is already supported by a large number of angel investors. In total, the company can draw on over 100 completed photovoltaic systems and a wealth of experience in the energy industry.

By 2027, hellgrün plans to implement more than 100 megawatts of installed capacity and save thousands of tons of CO₂ every year. The vision: an economically viable, independent energy supply without fossil fuels.


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