This Industry comprises establishments primarily responsible for the construction or remodeling and renovation of single-family and multifamily residential buildings. Included in this industry are residential housing general contractors (i.e., new construction, remodeling, or renovating existing residential structures), operative builders and remodelers of residential structures, residential project construction management firms, and residential design-build firms. Cross-References. Establishments primarily engaged in-- ? Performing specialized construction work on houses and other residential buildings, generally on a subcontract basis--are classified in Subsector 238, Specialty Trade Contractors; ? Performing manufactured (mobile) home setup and tie-down work--are classified in Industry 23899, All Other Specialty Trade Contractors; and ? Constructing and leasing residential buildings on their own account--are classified in Industry 53111, Lessors of Residential Buildings and Dwellings.