Education
University of Lausanne. University of Michigan.
University of Lausanne. University of Michigan.
Previously, Humm led T-Mobile United States of America from November 2010 - June 2012. From 2005-2008, Humm was Chief Executive Officer and Chief Sales Officer for T-Mobile Germany. After studying business in Germany and at the University of Michigan in Ann Arbor, Humm began his career in 1982 at Procter & Gamble.
In 1985 he received his Master of Business Administration degree from the International Institute for Management Development (Institute for Management Development) in Switzerland.
From 1986-1992, Humm was with the consulting firm McKinsey in Germany and in Los Angeles – California. From 2000-2002, Humm was an executive with the online retailer Amazon, where he held roles as Managing Director of Amazon Germany and France, and VP Europe.
Humm was born in 1959. His mother is Italian.
From 2009-2010, Humm was CRO (Chief Regional Officer) and a member of the Executive Committee of T-Mobile International. From January 2007 to 2008, he also served as a member of the Management Board of Deutsche Telekom"s wireline division. From 1992-1999, Humm was an executive with the grocery retailer Tengelmann in Germany, where he became a member of the Executive Board in 1996 and in 1998 Chief Executive Officer of their food-discounter Plus.