Michael Wilkens

WERU GmbH manufactures windows and doors. The firm's product offerings include polyvinyl chloride, aluminum, and customized windows and doors. It also designs rounded, wide-sloping, and pointed canopy roofs for front doors. It offers retractable aluminum and PVC rolling blinds for windows and aluminum roofing for terraces, balconies, and carports. The company was founded in 1843 and is headquartered in Rudersberg, Germany.

KAMPA AG engages in the development, construction, and marketing of detached and semi-detached houses. It also provides energy consultation and construction financing services. The company was founded by Heinrich Rolf in 1900 and is headquartered in Minden, Germany.

Triton Beteiligungsberatung GmbH operates as a subsidiary of Triton Advisers, an independent private equity investment firm. They are focused on investing and developing European-based businesses in the market.