BHHS Arizona, Nevada, California Properties (a HSA company)
2023 Rank: 83
Stark leads Berkshire Hathaway HomeServices Arizona, California, and Nevada Properties, which HomeServices of America acquired in 2021, as CEO. In this role, which he held before the acquisition and maintains through it, he oversees nearly 3,000 agents in 32 offices in those three states. He has nearly four decades of real estate experience.