Friedrich Schopf

Swietelsky AG engages in the provision of construction and engineering services. Its services include roads, plazas, and areas; railway construction; building construction; tunneling; civil construction; bridge construction; sports and recreation facilities; and test center. It operates through the following geographical segments: segments: Austria, Germany, Hungary, the Czech Republic, and other countries. The company was founded by Hellmuth Swietelsky in 1936 and is headquartered in Linz, Austria.

Diamant Nahrungsmittel GmbH manufactures baking and confectionary products. It also offers baking ingredients and fillings for retailers and grocery stores. Its products are under Diamant, Original-Bäcker, Nimm Natur, and Backidee brands. The company was founded in 1962 and is headquartered in Wels, Austria.

Part of Koninklijke Ten Cate BV, TenCate Protective Fabrics Holding BV functions as an investment holding Dutch company. The company is based in Almelo, Netherlands.