Walter M. Dünser

Zumtobel Lighting GmbH produces ballasts for fluorescent light fittings. Its brands include Zumtobel, Thorn, and TridonicAtco. The company was founded in November, 2005 and is headquartered in Dornbirn, Austria.

Dornbirner Sparkasse Bank AG is based in Dornbirn, Austria. Part of Privatstiftung Dornbirner Sparkasse, Dornbirner Sparkasse Bank AG is an Austrian company that offers modern banking and innovative services.

Hilti & Jehle GmbH is a construction company based in Feldkirch, Austria. The Austrian company offers a wide range of construction services, including high and low construction, special deep construction, asphalt construction, paving work, and floor systems. The private company also provides services in general contracting and residential construction. Hilti & Jehle has a long history of innovation and has become an international provider of construction services. The company has completed many notable projects, including public buildings, industrial buildings, roads, power plants, and water treatment facilities. The company has subsidiaries in Austria.