| 1966-1969 | Training in Telecoms at SIEMENS AG, Frankfurt |
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| 1973 |
Diploma (Dipl.-Ing.) Telecommunications (Equivalent to Masters Degree) University Frankfurt |
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| 1973-1983 | various employments Computer Industry in Germany and the UK | |
| 1983-1989 | MITEL Germany / UK, Product Marketing Manager | |
| 1989-1991 | Merchants National/Bank of America, Frankfurt, Manager Telecommunication | |
| 1991 | Foundation of this Consultancy Service |