concrete, foundations, curbs, gutters, construction, retaining walls, sidewalks, parking lots

New Single-Family Housing Construction (except Operative Builders), Commercial and Institutional Building Construction, Other Heavy and Civil Engineering Construction, Engineering Services, Graphic Design Services

Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction, Engineering Services

Thermalloy (tm), metal, concrete, composite, buidling panel, manufacturer

Bull dozer, earth moving, site preparation, excavation, road, fire prevention, grading, brushing, weed abatement

Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

UDBE

Electric Bulk Power Transmission and Control, Electric Power Distribution, Natural Gas Distribution, Steam and Air-Conditioning Supply, New Multifamily Housing Construction (except Operative Builders)

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction

Water Supply and Irrigation Systems, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Other Heavy and Civil Engineering Construction, Plumbing, Heating, and Air-Conditioning Contractors

Crude Petroleum and Natural Gas Extraction, Dimension Stone Mining and Quarrying, Drilling Oil and Gas Wells, Hydroelectric Power Generation, Water Supply and Irrigation Systems

Natural Gas Distribution, Water Supply and Irrigation Systems, Steam and Air-Conditioning Supply, Industrial Building Construction, Oil and Gas Pipeline and Related Structures Construction

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

Water and Sewer Line and Related Structures Construction, Other Heavy and Civil Engineering Construction

Grading, Paving, Demolition, Underground, Water, Sewer, Gas & Storm Drain

New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Water, irrigation, pumps, pipes, agricultural, commercial, equipment, machinery, tanks, farm, tools, systems, custom, repair, manufacture, alteration, hand rails, bridges, man hole covers

backhoe, loader, excavator, scissor, boom

Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Highway, Street, and Bridge Construction

Other Heavy and Civil Engineering Construction