Background
Greff, Gunter was born on December 11, 1947 in Rilchingen, Germany.
Greff, Gunter was born on December 11, 1947 in Rilchingen, Germany.
Sales manager Advanced Encryption Standard, Montreal, 1977-1982. Founder TAS Telemktg., Frankfurt, since 1982, Prisma Telemktg. Consultant, Frankfurt, since 1986, Tellsell Marketing Systems, Frankfurt, since 1987.
Lecturer in field.
Member National Speakers Association, Deutscher Direktmarketing Verband, EDMA Telemarketing Council (vice president), Marketing Club Frankfurt.