Dr. Johannes Teyssen is Chief Executive Officer at E.ON SE.
He is on the Board of Directors at Deutsche Bank AG and Uniper SE. Dr. Teyssen was previously employed as Chairman-Supervisory Board by E.ON US Investments Corp., Member-Supervisory Board by Salzgitter AG, Member-Supervisory Board by E.ON Energie AG, Chairman-Management Board by E.ON Avacon AG, Member-Management Board by Hastra AG, Head-Legal Affairs by PreussenElektra AG, Chairman-Supervisory Board by E.ON Energy Trading SE, Chairman-Supervisory Board by E.ON Hanse AG, Member-Supervisory Board by E.ON Ruhrgas AG, Member-Supervisory Board by E.ON UK Plc, and Chairman-Supervisory Board by Eon Energy Trading AG.
He also served on the board at E.ON Italia SpA, E.ON Nordic AB and E.ON Sverige AB.
He received his undergraduate degree from the University of Gottingen, a graduate degree from the University of Gottingen and a graduate degree from the University of Freiburg.