As president and CEO of Berkshire Hathaway HomeServices The Preferred Realty, Hosack oversees more than 2,100 agents across Western Pennsylvania and Ohio and more than $3 billion in annual sales. In 2025, the brokerage launched “AI-Powered Home Search,” a natural-language home search tool for consumers, and expanded leadership and technology training for business and agent leaders. Hosack is a board member of the collaborative, consumer-facing Broker Public Portal as well as Upstream and West Penn MLS.