Andreas Ernst

SmartHouse GmbH constructs and develops model houses. It offers mobile houses, offices and commercial buildings. It designs individual facades, room layouts and interior equipment. The company was founded in 2007 by Kai Dunker and is headquartered in Lohne, Germany.

Rohner AG produces chemicals and related materials. It offers formic acid, textile dyes, transition metal catalysis, chemicals, active pharmaceutical ingredients, azo dyes, diazo fast salts, naphthanilide dyes, graphic chemicals, liquid crystals, nanotechnology and functional polymers. The company was founded by Josef Rohner in 1906 and is headquartered in Pratteln, Switzerland.