About us

about us

Experienced service provider in the renewable energy industry

We are always looking for innovative and new ideas to make power generation more environmentally friendly and efficient. With our many years of experience in the energy and construction sector, we can provide you with optimal support from the initial inquiry to the finished energy solution. Our experts are happy to support you in the areas of energy efficiency consulting including heat pumps, rooftop photovoltaics, wind energy and hydrogen energy storage. Thanks to our cooperation with the renowned Fraunhofer Institute, we can always guarantee you the highest quality and the latest developments.


We offer you holistic energy solutions from one source!

Our employees advise you comprehensively on the various topics of sustainable energy production.

PV systems

Use the power of the sun and become independent from external power suppliers.

Energy efficiency consulting

Optimize your property together with our experts to create a sustainable energy supply.

Mini wind power plants

Use the power of the wind and become independent from external electricity providers.

Hydrogen energy storage

Be a pioneer in sustainable and independent energy storage with our hydrogen energy storage.

Start your project with Phoxi now

Contact us today to arrange an initial consultation. Together we will find the right solution for your sustainable energy supply.


Get to know our staff

Our trained and experienced team is at your disposal.

Raúl Comesaña Macias

Managing Director

Jan Friedrich


Veronika Graßmann


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