Hans-Dietrich Voigtländer

Portigon AG engages in the management of its own assets. It also provides financial services and conducts banking activities. The company was founded in 1969 and is headquartered in Duesseldorf, Germany.

DZ BANK AG operates as a central and commercial bank. It provides retail banking, equity sales, relationship management, transaction banking, commercial paper programs, consulting, research, front, back office and exchange-traded derivatives. The firm specializes in fixed income and private-customer-focused securities services. The company was founded in 1883 and is headquartered in Frankfurt, Germany.

GZ-Bank AG provides banking services. The private company is based in Zurich, Switzerland.

readybank AG provided financial advisory, brokerage, and private equity services. It offered universal banking, lending, structured financing, asset management, transaction, and real estate finance services. The company was founded in 1929 and was headquartered in Berlin, Germany.

Equens SE provides payment processing services. It offers cards, payments, digital, and fraud control services. The company was founded in July 2008 and is headquartered in Utrecht, the Netherlands.