Company Management

Executive committee

As an owner-operated company, KACO new energy has been headed up by Dipl.-Ing. Ralf Hofmann since it was founded in 1998. Bob Roos (CFO), Matthias Haag (CTO) and Volker Heuser (COO) complete the management team of our medium-sized family business. With tireless dedication, great transparency and flat hierarchies, the directors manage all the central business units. 

Ralf Hofmann

Founder, Managing Director and Board Member Sales & Marketing

Ralf Hofmann is the founder, Managing Director and main shareholder of KACO new energy GmbH. He manages the sales and marketing department at a global level and, together with the other directors, is responsible for the company's strategic direction. Ralf Hofmann has been instrumental in increasing the company's sales growth from 500,000 euros in 1998 to 500 million in 2010, and facilitating the market launch of the transformerless solar PV inverter. He has 25 years of experience in the field of power electronics and inverters and is the CEO of Solar Cluster Baden-W├╝rttemberg.

Bob Roos

Chief Financial Officer

Bob Roos is the global financial officer of KACO new energy and is responsible for finances, controlling, IT and human resources. Before moving to KACO, Bob Roos worked in the solar energy department of AEG Power Solutions GmbH, a manufacturer of power electronics. He gained management experience at EY and Ecostream. In total he has over 25 years of experience working in the field of photovoltaics, M&A and auditing.

Matthias Haag

Chief Technology Officer

Matthias Haag is responsible for the research and development and quality management departments at KACO new energy. He started his career at KACO back in the 1990s and has played a key role in the company's growth. Matthias Haag is a veteran in the field of photovoltaics: He has developed the first transformerless solar PV inverter and is known for his global contacts within the photovoltaic industry.

Volker Heuser

Board Member Purchasing, Production & Service

Volker Heuser is responsible for purchasing, production, logistics, plant management and service. He has worked in various sectors of industry for more than 25 years. Prior to joining KACO new energy, Volker Heuser headed up the operations department at Amphenol Automotive, which supplies all the larger original equipment manufacturers. He previously worked at Bosch and in the electronics department at Amphenol.