since 2005 a Professorship in Business Administration, General Management and Management Accounting at Stuttgart University of Applied Sciences and Head of Prof. Dr. Hauer Consulting.
1994-2005 IBM Germany - various management posts in finance and controlling, last position, manager and head of Finance and Planning for IBM Services EMEA (Europe, Middle East and Africa), located in Paris, France.
1990-1994 assistant professor at the chair of Production Planning, Regensburg university. Ph.D. in Business Administration (Thesis "Hierarchische kennzahlenorientierte Entscheidungsrechnung - Ein Beitrag zum Kosten- und Investitionsmanagement")
1990 Consultant, Unternehmensberatung Haube & Partner, Starnberg
Study of Business Administration and Law at Regensburg University