Dr. Michael Frenzel becomes the Managing Consultant at OTI Holding. Dr. Frenzel was born in 1947 in Leipzig, Germany. After he studied law in Bochrum Ruhr University, he gained important successes between 1981-1988 in the banking sector. In 1988 he participated in Preussag AG Company as the Executive Committee Member in charge of Trade and Logistics. He became the Executive President in January 1994. In his leadership, Preussag which is a group of companies became the leading group of tourism in Europe in just a couple of years. This was followed by acquisition of leading tourism companies such as TUI/Hanover, Thomson Travel/London and Nouvelles Frontières/Paris.

In 2002 the name of the company was changed from Preussag AG to TUI AG based on general assembly resolution. Dr. Michael Frenzel acted between 2007-2013 in TUI Travel PLC as Chairman and in TUI AG as CEO.

Frenzel represents the benefits of tourism in important associations in the capacity of BTW (Federal Association of German Tourism Industry) President and WTTC (World Travel and Tourism Council) Chairman. Besides, he is the member of various audit establishments such as AXA Konzern AG and Deutsche Bahn AG.