NAICS Code

NAICS Description

1. Construction (except dredging)

SUBSECTOR 236-CONSTRUCTION OF BUILDINGS

236115

New Single-Family Housing Construction (except Operative Builders)

236116

New Multi-Family Housing Construction (except Operative Builders)

236117

New Housing Operative Builders

236118

Residential Remodelers

236210

Industrial Building Construction

236220

Commercial and Institutional Building Construction

SUBSECTOR 237-HEAVY AND CIVIL ENGINEERING CONSTRUCTION

237110

Water and Sewer Line and Related Structures Construction

237120

Oil and Gas Pipeline and Related Structures Construction

237130

Power and Communication Line and Related Structures Construction

237210

Land Subdivision

237310

Highway, Street, and Bridge Construction

237990

Other Heavy and Civil Engineering Construction (except dredging)

SUBSECTOR 238-SPECIALTY TRADE CONTRACTORS

238110

Poured Concrete Foundation and Structure Contractors

238120

Structural Steel and Precast Concrete Contractors

238130

Framing Contractors

238140

Masonry Contractors

238150

Glass and Glazing Contractors

238160

Roofing Contractors

238170

Siding Contractors

238190

Other Foundation, Structure, and Building Exterior Contractors

238210

Electrical Contractors

238220

Plumbing, Heating, and Air-Conditioning Contractors

238290

Other Building Equipment Contractors

238310

Drywall and Insulation Contractors

238320

Painting and Wall Covering Contractors

238330

Flooring Contractors

238340

Tile and Terrazzo Contractors

238350

Finish Carpentry Contractors

238390

Other Building Finishing Contractors

238910

Site Preparation Contractors

238990

All Other Specialty Trade Contractors

2. NON-NUCLEAR SHIP REPAIR

336611

Ship Building and Repairing

PSC J998

Non-nuclear Ship Repair (East) Ship Repair (including overhauls and conversions) performed on non-nuclear propelled and nonpropelled ships east of the 108th meridian

PSC J999

Non-nuclear Ship Repair (West) Ship Repair (including overhauls and conversions) performed on non-nuclear propelled and nonpropelled ships west of the 108th meridian

3. ARCHITECTURAL AND ENGINEERING SERVICES (INCLUDING SURVEYING AND MAPPING)

541310

Architectural Services

541330

Engineering Services

PSC C111

Administrative and Service Buildings

PSC C112

Airfield, Communication and Missile Facilities

PSC C113

Educational Buildings

PSC C114

Hospital Buildings

PSC C115

Industrial Buildings

PSC C116

Residential Buildings

PSC C117

Warehouse Buildings

PSC C118

Research and Development Facilities

PSC C119

Other Buildings

PSC C121

Conservation and Development

PSC C122

Highways, Roads, Streets, Bridges and Railways

PSC C123

Electric Power Generation (EPG)

PSC C124

Utilities

PSC C129

Other Non-Building Structures

PSC C130

Restoration

PSC C211

Architect-Engineering Services (including landscaping, interior layout, and designing)

PSC C212

Engineering Drafting Services

PSC C213

A&E Inspection Services (non-construction)

SC C214

A&E Management Engineering Services

PSC C215

A&E Production Engineering Services (including esign and Control, and Building Programming)

PSC C216

Marine Architect and Engineering Services

PSC C219

Other Architect and Engineering Services

541360

Geophysical Surveying and Mapping Services or

541370

Surveying and Mapping (except Geophysical) Services

PSC T002

Cartography Services

PSC T004

Charting Services

PSC T008

Photogrammetry Services

PSC T009

Aerial Photographic Services

PSC T014

Topography Services

PSC R404

Land Surveys, Cadastral Services (non-construction)

4. REFUSE SYSTEMS AND RELATED SERVICES

562111

Solid Waste Collection or

562119

Other Waste Collection or

562219

Other Nonhazardous Waste Treatment and Disposal

NAICS Code

NAICS Description

PSC S205

Trash/Garbage Collection Services-including Portable Sanitation Services

5.  LANDSCAPING AND PEST CONTROL SERVICES

561710

Exterminating and Pest Control Services

561730

Landscaping Services