Residential Siding Company Arlington County VA Check out our Video Resources Typically the General Contractor does not provide the labor to build the house. The laborers come from the subcontractors or the trades. This may include carpenters for roughens, excavators, flooring, painting, concrete sub, plumber, electrician, roofer, and the finish carpenter. Check out this featured article: Top City Contractors | Residential Siding Company Arlington County VA