It has been an indirect wholly owned subsidiary of Canadian Fairfax Financial since 2010.
[3] In 1978, Stanley Zax was hired as Zenith's chief executive officer.
[5] In 2010, Fairfax Financial agreed to buy Zenith in a deal that valued the company at around $1.3 billion US.
[4] The combined company became seventh-largest workers’ compensation insurer in California.
[5] In 2015, the company was part of a settlement with the city of San Mateo arising from the collapse of Lehman Brothers.