Arbonia AG engages in the provision of construction materials for modern buildings. It operates through the following segments: Heating, Ventilation and Air Conditioning (HVAC), Doors, and Corporate Services. The HVAC segment provides heat transfer products for all application areas - from residential construction to commercial and industrial buildings. The Doors segment offers special wooden doors, interior doors, and door frames. The Corporate Services segment includes service, finance, real estate, and investment companies. The company was founded by Franz Josef Forster in 1874 and is headquartered in Arbon, Switzerland.