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Our purpose is to build a state-of-the-art software platform to enable and economically incentivize producers and consumers on their journey towards green energy. Our aim is to empower sustainable energy through cutting-edge and highly customer-centered technology. We are currently developing our AI-driven platform in close cooperation with our trusted partners and will update this space in the coming months.

who we are

Our management team has decades of experience in building highly scaleable, artificially intelligent and optimization-driven technology while combining backgrounds in Physics, Computer Science, Electrical Engineering and Economics.

Alex Reinhold
CEO, Co-Founder

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After receiving his Master’s degree from Rotterdam School of Management, Alex built a Sales and Product Management background in the Adtech industry (3 years at Google and 4 years at Sociomantic Labs). In 2018, he decided to found and follow his passion for renewable energy sources. His conviction that the future of clean energy lies in the convergence of production and consumption of electricity, led him to co-found resonanz.

Yiqun Li
CTO, Co-Founder

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Yiqun grew up in China and experienced the impact of clean technology first-hand. While obtaining his Master’s degree from RWTH Aachen, he spent 3 years at E.ON working on distributed energy resources. Yiqun then joined DIGIMONDO to help digitize our cities using IoT technologies. After 3 years, Yiqun became part of’s team in a bid to digitize the renewable energy sector. His passion for sustainable energy prompted him to co-found resonanz.

Gautam Kotian
Lead Software Engineer, Co-Founder

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Gautam is a software developer with a deep curiosity for an inexhaustible range of complex topics. After having worked in Telecommunications as a backend developer for 8 years (Motorola and Benu), he became a part of Sociomantic Labs for 6 years. In 2019, he joined where he paved the way to harmonize his extraordinary development skills and his curiosity by establishing resonanz.

David Eckardt
Senior Software Engineer, Co-Founder

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David obtained his Master’s degree in Physics (Diplom-Physiker) at TU Berlin before joining Sociomantic Labs as the very first employee in 2009, less than half a year after incorporation. In 2019, he became a part of – again, from the get-go. As a technical lead, he built the backend core of both companies. Given his passion for Electrical Engineering and his ambition to help promote the growth of clean energy, he established resonanz.


Resonanz Energy RE GmbH
Schillerstraße 4-5
10625 Berlin

Tel +49 30 8443 5140
Fax +49 30 8443 8562


funded by:

Das Vorhaben wird gefördert aus Mitteln der Europäischen Union (Europäischer Sozialfonds) und des Landes Berlin