Hamberger Industriewerke GmbH
Hamberger Industriewerke GmbH, based in Stephanskirchen near Rosenheim, is run as a medium-sized family business. Founded in 1866, the company is involved in the manufacture of toilet seats as well as property management and development.
Hamberger Sanitary
In 1912, Hamberger began manufacturing toilet seats. The products that Hamberger Sanitary produces today are the result of a unique company history.
More than 100 years of experience go into every single new toilet seat today. Constant innovation, uncompromising quality and a strong customer focus have made Hamberger Sanitary the largest manufacturer of toilet seats in Europe. Numerous new developments for which patents have been applied for, prestigious design awards and a product range that is second to none demonstrate that Hamberger Sanitary, with great passion and expertise, turns the toilet seat into something truly special. The right solution for every requirement – under this motto, the creative think tank at Hamberger Sanitary continues to work with great expertise on technical innovations, new designs and small, sophisticated details that ensure greater comfort and hygiene.
Real Estate Management and Development
The Real Estate Management and Development division encompasses the professional management, value preservation, and optimization of existing properties. We handle all commercial and technical management tasks—from lease administration and maintenance to reporting. In addition, we develop and implement new real estate projects or modernization concepts to create sustainable, economically successful, and future-proof properties.

