L.R. Willson & Sons, Incorporated is a family owned and operated business that began as a one man welding shop in Annapolis, Maryland. Leonard R. Willson, the family patriarch, founded Willson’s Welding in 1951. Under the direction of Leonard’s daughter and two sons, the business was incorporated in 1971 and L.R. Willson & Sons was born. Since its humble beginnings, L.R. Willson & Sons has become a leading structural steel, pre-cast, and tilt up erector serving the Baltimore/Washington Metropolitan construction markets.