Shea leads Sacramento, California-based Lyon Real Estate, which has over 800 agents who do over $3.3 billion in annual sales. Windermere Real Estate acquired Lyon in 2021, but Shea remains in his current leadership role, which he began in 2011. He also serves on the boards of LeadingRE, the Broker Public Portal and launched the brokerage’s charitable foundation Lyon Cares Foundation in 2015.