236220

Commercial and Institutional Building Construction

236115

New Single-Family Housing Construction (except Operative Builders)

236116

New Multifamily Housing Construction (except Operative Builders)

236118

Residential Remodelers

236210

Industrial Building Construction

238110

Poured Concrete Foundation and Structure Contractors

238130

Framing Contractors

238140

Masonry Contractors

238160

Roofing Contractors

238220

Plumbing, Heating, and Air-Conditioning Contractors

238310

Drywall and Insulation Contractors

238320

Painting and Wall Covering Contractors

238330

Flooring Contractors

238340

Tile and Terrazzo Contractors

238350

Finish Carpentry Contractors

238990

All Other Specialty Trade Contractors

561730

Landscaping Services