Bituminous Coal and Lignite Surface Mining, Bituminous Coal Underground Mining, Hydroelectric Power Generation, Fossil Fuel Electric Power Generation, Nuclear Electric Power Generation

Construction mgmt, commercial bldg, project mgmt, ret'd GSA leasing

Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Masonry Contractors, Other Foundation, Structure, and Building Exterior Contractors

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Industrial Building Construction, Commercial and Institutional Building Construction

Postharvest Crop Activities (except Cotton Ginning), New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers

New Housing Operative Builders, Residential Remodelers, Commercial and Institutional Building Construction, Framing Contractors, Roofing Contractors

Industrial Building Construction, Commercial and Institutional Building Construction

Residential Remodelers, Commercial and Institutional Building Construction, Framing Contractors, Drywall and Insulation Contractors, Painting and Wall Covering Contractors

General Contractor

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Industrial Building Construction

Industrial Building Construction, Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Libraries and Archives, Engineering Services

Commercial and Institutional Building Construction, Other Hosiery and Sock Mills, Other Apparel Accessories and Other Apparel Manufacturing, Luggage Manufacturing, Engineered Wood Member (except Truss) Manufacturing

Major renovation, alterations, remodeling, build outs, groundup constr., bld. design analysis, engineering services, fast track constr., building upgrades, expansions, additions, energy analysis, new construcion, interior fit-outs, high-end build outs

Commercial and Institutional Building Construction, Oil and Gas Pipeline and Related Structures Construction, Structural Steel and Precast Concrete Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Other Building Equipment Contractors

New Single-Family Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction, Glass and Glazing Contractors

Builders

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Residential Remodelers, Commercial and Institutional Building Construction

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), New Housing Operative Builders, Industrial Building Construction, Commercial and Institutional Building Construction

Industrial Building Construction, Commercial and Institutional Building Construction

Commercial, institutional, industrial, multi-family, retail, offices, warehouses, metal structures, concrete, carpentry, structural work, design-bid-build, design build, general contracting, construction, CM at Risk.