Thomas Tschol

Trenkwalder International AG provides human resources consulting services. It offers temporary staffing, payroll, onsite management, training, and outplacement and personnel consultancy services. It conducts operations in Germany, Hungary, Slovakia, Slovenia, Czech Republic, Croatia, Serbia, Greece, Macedonia, Montenegro, Bosnia, Rumania, Poland, Bulgary, Turkey, Albania, Liechtenstein and Switzerland. The company was founded by Richard Trenkwalder in March 1985 and is headquartered in Vienna, Austria.

Asamer Baustoffe AG engages in providing raw and building material solutions with core competencies in concrete and cement. The company was founded on December 16, 2013 and is headquartered in Ohlsdorf, Austria.

Mayr-Melnhof Holz Holding AG engages in the production and distribution of wood products for the construction industry. The firm operates saw mills and wood-processing plants. Its product portfolio includes sawn timber, glued laminated and cross-laminated timber, three-ply solid timber panels, profiled glulam panels, and glued lamella beams. The company was founded in 1850 and is headquartered in Leoben, Austria.