The Debrunner Koenig Holding was founded in 1988 through the merger of the Debrunner Group in St. Gallen with the Koenig Group. The DKH companies cover a wide range of B2B products and services for construction, commerce and industry. Debrunner Acifer is a regionally based material retailer with an extensive range of products and prefabrication services, while the Metall Service Menziken AG is a flexible service center serving the national aluminium and metal market. The Debrunner Koenig Management AG (DKM) is the management company of the Debrunner Koenig Group. It plans, directs and coordinates central tasks of the Group, supporting sales companies located throughout Switzerland with their marketing efforts.