Hans-Jochen Grüninger

SPV Edelmetalle AG engages in the trading and selling of precious metals. It offers gold bars, gold coins, silver bars, and silver coins to private and corporate investors via its online shop. The company was founded on February 2, 2005 and is headquartered in Heidenheim, Germany.

Aurum Sachwerte AG engages in the management of its own assets. It also acquires and sells companies and corporate investments. The company is headquartered in Heidenheim an der Brenz, Germany.

AGS Portfolio AG engages in the investment in small-cap companies. The company focuses on start-up and high value enterprises and companies with high potential return on investment. It also invests in companies in special situations, in settlement speculations, and in precious metals. The company was founded by Henrik von Lukowicz, Ingo Gerwig, and Thomas Mariotti on April 27, 2007 and is headquartered in Heidenheim, Germany.

Karwendelbahn AG engages in the provision of tourism services in the Karwendel mountain range. It offers cable car services, summer and winter hiking, skiing activities, panoramic tour, mountain restaurant, and accommodations. The company was founded by Hans Hofmann in 1954 and is headquartered in Mittenwald, Germany.

Klosterbrauerei Königsbronn AG engages in the management and acquisition of undervalued properties. It buys properties from forced sale procedures such as foreclosures, distressed sales, insolvencies, and exigencies. The company's other activities include renovation and rental services of acquired assets like apartments and retail spaces. It was founded on January 2, 2002 and is headquartered in Heidenheim, Germany.