Dr Wiedeking was appointed CEO of Porsche AG on October 1 1992. After successfully turning around the company, he managed to make the Stuttgart based manufacturer of sporting luxury cars the most profitable car company in the world. In September 2005 Porsche made public a 20 per cent stake in common shares of Volkswagen AG. As a consequence Wiedeking joined the VW Supervisory Board in January 2006. After the forming of Porsche Automobil Holding SE in November 2007 he also took over the position of Chairman of the Board of Management in this Holding company that, alongside 100 per cent in Porsche AG, today also owns 50.76 in VW AG.
Holger P. Haerter joined the Stuttgart based company in 1996 as Member of the Board of Management in charge of Financing and Accounting as well as Purchasing. In November 2007, he was appointed member of the Board of Management in charge of Finance of Porsche SE and Deputy Chairman of the Board of Management by the Supervisory Board, and similarly sat on the Supervisory Board of Volkswagen AG.
Michael Macht, born in Stuttgart in 1960, studied Mechanical Engineering at Stuttgart University and was a scientist at Fraunhofer Institute for Industrial Engineering IAO, before he started his career at Porsche AG in 1990, becoming specialist for engine planning. After serving as Director's Assistant with respect to production and materials management, concept and the organisation of the PVP Porsche improvement process, he became Chairman's Assistant, developing and implementing the so called P.O.L.E. programme, short for process optimization through supplier integration. In 1994 he was promoted to Managing Director of the freshly-founded Porsche Consulting GmbH and in 1998 became Member of the Board of Management in charge of Production and Logistics of Porsche AG. Continuing his focus on increasing efficiency in production, Macht was responsible for the building of, and start of operation at, the Leipzig factory as well as the ramp-up of the model lines Cayenne and Panamera.
Thomas Edig was born in 1961 in Stuttgart. After graduating in Business Administration from the University of Cooperative Education in Karlsruhe in 1986, he was employed at Alcatel SEL AG in Stuttgart. Following a number of promotions, he became member of the Board and HR Director in 1998, before being appointed to the Executive Board of Alcatel in Paris in 2002. After a period at Deutsche Telekom AG in Bonn in 2006 he moved to Porsche AG. In May 2007 he was appointed a Member of the Board responsible for Human Resources and Labour Relations Director.