Klaus Tiedeken

Kreissparkasse Köln engages in the provision of banking and financial services for private and business clients. It offers traditional banking services, such as student and business debit accounts, credit cards, mortgage, car and private loans, pension schemes, and insurances. Furthermore, the firm also offers savings and home building savings accounts and schemes, time deposits, and managed and unmanaged securities accounts. The company was founded in 1853 and is headquartered in Cologne, Germany.

Hospitalvereinigung St. Marien GmbH provides general medical and surgical services. The company is based in Cologne, Germany and has subsidiaries in Germany. The CEOs are Thomas Gäde, Stefan Dombert, Michael Dohmann. The German company was founded in 1994.

Deutsche WertpapierService Bank AG provides securities processing services. The private company is based in Frankfurt am Main, Germany. The German company was founded in 2003. The CEO is Heiko Beck.

MARIENBORN gGmbH engages in the provision of medical and nursing care for as well as the treatment and rehabilitation of ill, disabled, and elderly persons. It manages and operates ecclesiastical and non-profit hospitals, senior homes, and other facilities. The company is headquartered in Cologne, Germany.

Finanz Informatik GmbH & Co. KG engages in the provision of information technology and data processing services for German banks. It specializes in the areas of total bank solutions, outsourcing of operational and service processes, central server operation, consulting, and IT security. The company was founded on January 1, 2008 and is headquartered in Frankfurt, Germany.