Mark grew up in Norfolk and began learning furniture repair from his parents, who founded the company in 1955. After graduation from the University of Maryland, Mark ran a successful furniture repair business in Maryland. Later, he came home to work with his father.

He grew the company from 4 employees to nearly 20, including two pairs of father and son craftsmen. Today, Weathersby Restorations has a national reputation and is considered the premier furniture repair and upholstery name in Southeastern Virginia. Mark is a board member of the national Claims Prevention and Procedure Council.