Rudolf Attenberger

Rottaler Volksbank-Raiffeisenbank eG operates as a cooperative bank that provides commercial banking services. Its services include current account, credit cards, savings and investments, retirement services, insurance, payments, financial investment, pensions, properties, and advisory services. The company was founded on June 1, 1901 and is headquartered in Eggenfelden, Germany.

Raiffeisen-Handels-GmbH Rottal manufactures and distributes animal feed, fertilizers, crop protection agents, and grains. It also offers construction materials such as roof tiles, corrugated sheets, staircases, window sills, reinforcement steel, prefabricated floors and ceilings, cement and binders, plaster, natural stone, and palisades. The firm also markets fuels such as heating oil, wooden pellets, wood briquettes, and lubricants. The company is headquartered in Rotthalmünster, Germany.

Wolf System GmbH provides construction services of buildings, townhouses, double houses and apartment buildings. It also provides software solutions to enable timber engineering manufacturers to easily design, detail and specify components for roof, floors and walls under one roof. The company was founded by Johann Wolf in 1966 and is headquartered in Osterhofen, Germany.

WJK Wohn- und Gewerbebau GmbH provides residential and commercial building construction services. The private company is based in Gangkofen, Germany. The CEO of the German company is Jürgen Werrenrath.

WERRA Bau GmbH & Co. KG provides construction services. The private company is based in Gangkofen, Germany. The German company was founded by Jürgen Werrenrath and he has been the CEO since incorporation.