For the last 43 years founded or invested in some 80 hitech companies including icq (sold to aol), Gteko (sold to Microsoft), foxytunes (sold to yahoo), Tivella (sold to cisco), gift project (sold to ebay) ,answers (went public), tucows (went public),airlink (sold to sierra wireless), otheres

Was director general of ministry of development , ministry of energy , chairman of israel national oil company ,israel chemicals and others)

Participated in peace negotiations