With Dr. Christian Olearius joining the bank as a personally liable partner, the strategic realignment begins: the bank expands its services with attractive business areas. The bank is renamed into M.M.Warburg & CO.
1986 Dr. Christian Olearius joins the bank as a partner and becomes spokesman for the personally liable partners; the strategic realignment of the bank begins.
1987 M.M.Warburg Invest Kapitalanlagegesellschaft mbH in Frankfurt am Main is established.
1988 A representative office in New York is opened.
1989 The investment trust M.M.Warburg-LuxInvest S.A. in Luxembourg is established.
1990 The office in Berlin opens after the end of the GDR.
1991 The bank assumes its original name, M.M.Warburg & CO.
1993 M.M.Warburg & CO Vermögensverwaltungs-AG in Zurich is established.
1994 The Behne Group, later renamed HIH Hamburgische Immobilien Handlung, is acquired; the legal form is changed to a partnership limited by shares and equity capital is increased to 243.43 million euros.
1995 M.M.Warburg & CO Hypothekenbank, M.M.Warburg & CO Schiffahrtstreuhand, and M.M.Warburg & CO Assekuranzmakler are established.