After Whitt’s retirement, co-CEO Tom Gayner will become CEO, responsible for holding company strategy and oversight of Markel's three segments of insurance, investments and Markel Ventures.
Markel co-CEO Whitt to retire with Gayner assuming CEO role

After Whitt’s retirement, co-CEO Tom Gayner will become CEO, responsible for holding company strategy and oversight of Markel's three segments of insurance, investments and Markel Ventures.