Messick runs Pennsylvania-based BHHS Homesale Realty, which has over 1,300 agents who do over $4.4 billion in annual sales. Before becoming CEO in 2019, he served as chief operating officer for the company and began his real estate career as a chief financial officer for a brokerage group in 2004. In 2022. the company acquired that Berkshire Hathaway HomeServices Bowen Realty in Hagerstown, Maryland.