Bachelor of Engineering, Technology College, 1972. Master of Engineering, Technology College, 1979. Bachelor of Engineering, College Rendsburg, 1989.
EMBA, Graduate School Business Administration, 1996.
Management assistant, Telecomm. Engineering Center, Darmstadt, Germany, 1981-1984; head of section, PTT Regional Directorate, Bremen, Germany, 1984-1986, 89-91; department leader, PTT Telecomm. Office, Bremen, 1986-1989; vice head of section, Headquarters German, Bundespost, Telekom, 1991-1995; contractor affiliated companies, Headquarters German Telekom Ag, since 1995.
Member Institute für Mtmg. Accountancy, German Association of Industrial Engineers, German Association of Informatics and Computer Science, German Association of Electro Engineers.