Sewage Treatment Facilities, Industrial Building Construction, Water and Sewer Line and Related Structures Construction

All Other Miscellaneous Crop Farming, Dual-Purpose Cattle Ranching and Farming, Support Activities for Metal Mining, Sewage Treatment Facilities, Site Preparation Contractors

Natural Gas Liquid Extraction, Sewage Treatment Facilities, All Other Industrial Machinery Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing, Industrial Design Services

Water Supply and Irrigation Systems, Sewage Treatment Facilities, New Single-Family Housing Construction (except Operative Builders), New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction

Timber Tract Operations, Forest Nurseries and Gathering of Forest Products, Logging, Soil Preparation, Planting, and Cultivating, Crop Harvesting, Primarily by Machine

Fossil Fuel Electric Power Generation, Nuclear Electric Power Generation, Electric Power Distribution, Natural Gas Distribution, Sewage Treatment Facilities

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Poured Concrete Foundation and Structure Contractors

Sewage Treatment Facilities, New Multifamily Housing Construction (except Operative Builders), Industrial Building Construction, Commercial and Institutional Building Construction, Water and Sewer Line and Related Structures Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Poured Concrete Foundation and Structure Contractors

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Land Subdivision, Highway, Street, and Bridge Construction

Support Activities for Coal Mining, Support Activities for Metal Mining, Support Activities for Nonmetallic Minerals (except Fuels) Mining, Hydroelectric Power Generation, Other Electric Power Generation

Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Power and Communication Line and Related Structures Construction, Land Subdivision

Support Activities for Forestry, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Engineering Services, Drafting Services, Other Specialized Design Services

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

Timber Tract Operations, Logging, Hunting and Trapping, Support Activities for Forestry, Sewage Treatment Facilities

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Industrial Building Construction, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Land Subdivision, Other Support Activities for Air Transportation

Sewage Treatment Facilities, All Other Miscellaneous Waste Management Services

Utlities

Logging, Gold Ore Mining, Silver Ore Mining, Lead Ore and Zinc Ore Mining, Construction Sand and Gravel Mining

Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction, Other Heavy and Civil Engineering Construction

Water Supply and Irrigation Systems, Sewage Treatment Facilities

Construction Sand and Gravel Mining, Water Supply and Irrigation Systems, Sewage Treatment Facilities, Water and Sewer Line and Related Structures Construction, Highway, Street, and Bridge Construction