Margarete Haase occupies the position of Chairman-Supervisory Board for ams-OSRAM AG and Chairman for Arbeitgeberverband der Metall- und Elektroindustrie Köln eV. Dr. Haase is also on the board of 5 other companies.

In the past Dr. Haase held the position of Chairman at Deutz Engine (Shandong) Co. Ltd., Chief Financial Officer at DEUTZ AG, Director-Corporate Audit Europe at Mercedes-Benz Group AG Head-Sales & Finance DASA at Daimler-Benz AG, Head-Human Resources, Sales & Financial Services at Mercedes-Benz Mobility AG and Director-Corporate Audit Europa at DaimlerChrysler Aerospace AG (which are all subsidiaries of Mercedes-Benz Group AG), Head-Special Leasing & Fiscal Transactions at RZB-Leasing GmbH, Member-Management Board at Airbus Finance Co. Ltd. and Regional Director-Sales & Refinancing at Comdisco (Switzerland) Ops.

Dr. Haase received an undergraduate degree and a doctorate from Vienna University of Economics & Business.