Gerhard Schwager

profine GmbH develops, manufactures and markets PVC window and door frames. Its products include window, residential door, shutter systems, and PVC sheets. The company was founded in 2003 and is headquartered in Troisdorf, Germany.

HT TROPLAST GmbH manufactures plastic and synthetic profiles for windows and doors. The firm manufactures synthetic profiles for windows and doors. It also supplies PVC-U sheets. The company is headquartered in Berlin, Germany.

Constructor Group AS engages in the provision of storage, archiving, and logistics solutions. Its services include analysis, advice, quotations, installation, project management, inspection, and service and maintenance. The firm's solutions include archive, health care, library, long goods handling, museum solutions, office storage, pallet handling, retail, small part handling, special product, storage and work areas, storage machines and warehouse management system, and analysis and simulation tools. It also offers archive storage, healthcare, library, museum, office storage, pallet handling, retail, and special product solutions. The company was founded in 1856 and is headquartered in Oslo, Norway.

Gonvarri Material Handling AS manufactures industrial storage systems. The firm offers its products under Constructor, Kasten, Dexion, Stålteknik, and Kredit brands. It also provides rack inspection and warehouse safety consultancy and installation services. The company was founded in January 2018 and is headquartered in Oslo, Norway.