Dirk Bergman

VIOS Trappen BV is a company based in the Netherlands that specializes in providing unique and exceptional staircases for builders. The Dutch company's goal is to make a difference for their customers by delivering outstanding and hassle-free services. VIOS is known as the market leader in everything related to stairs and the surrounding areas. The company was founded in 1914, and Dirk Bergman has been the CEO since 2019.

Theuma Group NV is a Belgian company that manufactures articles of wood. The private company is based in Sint-Gillis, Belgium. The company was founded in 2019.

NV Deli Maatschappij BV operates as a financial holding company with activities within the constructive and decorative sectors. Its brands include Bruynzeel, Cando, Skantrae, Lundia, JéWé, Raffito, StoreMax, and Stijl. The company was founded by Jacobus Nienhuys and Peter Wilhelm Janssen 1869 and is headquartered in Amsterdam, the Netherlands.

Deli Home Holding BV engages in the provision of timber, building, and decorative products. Its products include doors, flooring and stairs, storage furniture, insect screens, and bathroom fixtures. The company was founded in 1869 and is headquartered in Gorinchem, the Netherlands.