Andreas Iske

Tungsten Capital Management GmbH (Tungsten) is a privately-held investment management firm headquartered in Frankfurt, Germany. The firm was founded in 2006 by Henning von Issendorff and Christoph Hock as a spin-off from the London-based hedge fund management firm Ferox Capital Management. Tungsten offers a wide range of investment funds and strategies for various investors.

Greiff Capital Management AG is a bank-independent, owner-managed asset management firm headquartered in Freiburg im Breisgau, Switzerland. The firm was founded in 2005 by Volker Schilling and Edgar Mitternacht. Greiff Capital Management manages fund assets for private and institutional investors.

Aquila Capital Concepts GmbH (ACC) is the alternative investment subsidiary of Aquila Holding GmbH in Germany. Based in Hamburg, the firm was established in 2001 and has additional offices in Germany, Switzerland, the UK, Singapore and New Zealand. ACC specializes in financial advisory services, managing and structuring hedge funds, conventional investment funds in niche areas as well as structured products. They focus on innovative ideas and specialty products for institutional investors, pension funds and foundations and high-net worth individuals.