Frank Lübberstedt

Warburg Invest Kapitalanlagegesellschaft MBH (Warburg Invest) is a mutual fund management firm headquartered in Hamburg, Germany. The firm was founded in 1987 and is a subsidiary of M.M. Warburg & Co. KGaA, which is owned by M.M. Warburg & Co. Gruppe GmbH. Warburg Invest provides asset management and fund administration to institutional investors, private investors and investment intermediaries.

ACATIS Investment Kapitalverwaltungsgesellschaft mbH (ACATIS) is an independent asset management firm headquartered in Frankfurt, Germany. The firm was founded by Hendrik Leber and Claudia Giani-Leber in 1994. ACATIS manages several global and regional investment funds and mandates for private individuals and corporate clients. Their flagship fund - ACATIS Aktien Global Fonds - was launched in 1997.

GSAM + Spee Asset Management AG is an independent and owner-managed asset manager and supervisor based in Krefeld. The German company manages and supervise the assets of their customers exclusively in customer interest, selecting suitable products on the market, free from any bank or group interests. The private company has a nationwide presence and offers personal and continuous support characterized by mutual appreciation. The company's investment advisors and portfolio managers can act independently and free of conflicts of interest, and they are free of product guidelines or in-house products, acting exclusively in the interest of their customers. The company was founded in 2005, and the CEOs are André Spee and Michael Brücher.