Stef Wertheimer

Ze’ev Stef Wertheimer is an Israeli billionaire industrialist, investor, philanthropist and former politician. He was a Member of the Knesset, and is known for founding industrial parks in Israel and neighboring countries. The Wertheimers are Israel’s richest family as of 2013.

  • Israeli industrial titan Stef Wertheimer sold two companies in 2013 and 2014; he is now focused on creating peace between Israel and Palestine.
  • He builds industrial parks, or “capitalist kibbutzes,” in disadvantaged and predominantly Arab regions of Israel in order to promote job creation.
  • He sold his metal-cutting company ISCAR to Berkshire Hathaway in 2 stages: 80% for $4 billion in 2006, and the remainder for $2.05 billion in 2013.
  • He also founded jet-engine blade maker Blades Technology and sold his 51% stake in 2014 to jet engine maker Pratt & Whitney for an undisclosed amount.
  • His family has spent over $100 million to build six Arab workplaces around Israel.