About us

1958 Horst Diehm lays the foundations of the business, which exists today and establishes a company dedicated primarily to the building of lightning portection and chimneys. With much personal commitment, inventive genius and a gret number of patent applications Horst Diehm showed innovative signs form the outset.

1977 Andreas Diehm joins the company and in 1991 takes on full leadership of the business - the generation change is a success.

Over the course of almost five decades, DIEHM developed to become one of the leading businesses in the field. Today, DIEHM deals with the development, planning, manufacture und installation of high-quality chimneys and flue gas systems stainless steel.

 The production ensues with the most modern of production techniques such as laser-cutting and WIG-welding, which guarantees a high standard of quality and allows room for economic solutions.