Regional Leadership – Europe


Regional Leadership – Europe


Our Switzerland team designs high performance power conversion solutions for the telecommunications and data center market.

Jochen Schumann

Chief Technical Officer

Jochen has over 27 years demonstrated experience in designing high efficiency AC/DC and DC/DC converter, as well as in global management and coordination of engineering activities in datacom, telecom and industry. This experience was developed at companies such as Melcher, Power-One, ABB and BEL Power Solutions. Jochen has demonstrated his expertise in managing large complex projects and partnering with large companies to develop mutual business relationships.

Nicola Cinagrossi

General Manager, R & D

Nicola has over 20 years of experience in advanced power electronics design. Since 2011 he has been leading an Ru0026amp;D Department in Switzerland for Power-One, ABB and Bel Power Solutions. He has designed cutting-edge technology power converters, which are acknowledged as being among the most innovative worldwide. He has in-depth knowledge of power conversion technology/architectures and best practices for new product development process. Together with his team, he is now developing product families of charging stations, energy storage and power conversion systems. Nicola has a Masters Degree in Electrical Engineering from the University of Pisa (Italy) and an EMBA in International Management from the Kalaidos University of Applied Sciences in Zürich (Switzerland). He grew up in Tuscany where he developed his love for nature, good food and his passion for Judo, getting his black belt at the age of seventeen. He’s now sharing the passion for Judo with his daughter Emma.

Kai Hennum

General Manager, Sales

Kai brings a wealth of experience from the global power systems industry, having joined the Power-One team for telecom power systems in Norway in 2003 after completing his education in electrical engineering. Kai has since taken on increasing responsibilities in strategic product management roles with Power-One, ABB, Bel Power Solutions and UNIPOWER.


Our Slovakia team excels at logistics management and manufacturing battery & power conversion products for EU market.

Green Cubes is an employee first company. We are constantly growing and looking for talent who share our values. If you’re interested in pioneering the future and making the world greener, join our team! Visit our career page.