Steel Foundries (except Investment), Iron and Steel Forging, Nonferrous Forging, Fabricated Structural Metal Manufacturing, Hardware Manufacturing

Wet Corn Milling, Powder Metallurgy Part Manufacturing, Hand and Edge Tool Manufacturing, Machine Shops, Precision Turned Product Manufacturing

Oil and Gas Field Machinery and Equipment Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing, Military Armored Vehicle, Tank, and Tank Component Manufacturing, Farm and Garden Machinery and Equipment Merchant Wholesalers, Industrial Machinery and Equipment Merchant Wholesalers

Concrete Block and Brick Manufacturing, Other Concrete Product Manufacturing, Metal Tank (Heavy Gauge) Manufacturing, Other Fabricated Wire Product Manufacturing, Industrial Valve Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Sheet Metal Work Manufacturing

Support Activities for Oil and Gas Operations, Oil and Gas Field Machinery and Equipment Manufacturing, Air and Gas Compressor Manufacturing, Petroleum Bulk Stations and Terminals, Petroleum and Petroleum Products Merchant Wholesalers (except Bulk Stations and Terminals)

Industrial Valve Manufacturing, Fluid Power Valve and Hose Fitting Manufacturing, Plumbing Fixture Fitting and Trim Manufacturing, Other Metal Valve and Pipe Fitting Manufacturing, Ball and Roller Bearing Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Pipe and Pipe Fitting Manufacturing, Construction Machinery Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing

Soybean Farming, All Other Miscellaneous Crop Farming, Support Activities for Oil and Gas Operations, Other Oilseed Processing, Oil and Gas Field Machinery and Equipment Manufacturing

Fabricated Structural Metal Manufacturing, Precision Turned Product Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing

Oil and Gas Pipeline and Related Structures Construction, All Other Petroleum and Coal Products Manufacturing, Petrochemical Manufacturing, Paint and Coating Manufacturing, Metal Tank (Heavy Gauge) Manufacturing

Structural Steel and Precast Concrete Contractors, Rubber and Plastics Footwear Manufacturing, Unlaminated Plastics Film and Sheet (except Packaging) Manufacturing, Unlaminated Plastics Profile Shape Manufacturing, Plastics Pipe and Pipe Fitting Manufacturing

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

Fabricated Structural Metal Manufacturing, Metal Tank (Heavy Gauge) Manufacturing, Other Metal Container Manufacturing, Precision Turned Product Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Structural Steel and Precast Concrete Contractors, Other Foundation, Structure, and Building Exterior Contractors, Prefabricated Metal Building and Component Manufacturing, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing

Lawn and Garden Tractor and Home Lawn and Garden Equipment Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing

Farm Labor Contractors and Crew Leaders, Support Activities for Animal Production, Drilling Oil and Gas Wells, Support Activities for Oil and Gas Operations, Highway, Street, and Bridge Construction

Crude Petroleum and Natural Gas Extraction, Natural Gas Liquid Extraction, Drilling Oil and Gas Wells, Support Activities for Oil and Gas Operations, Steam and Air-Conditioning Supply

Support Activities for Oil and Gas Operations, Electric Bulk Power Transmission and Control, Electric Power Distribution, Construction Machinery Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing

Water Supply and Irrigation Systems, New Multifamily Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction, Commercial and Institutional Building Construction