Fossil Fuel Electric Power Generation, Sewage Treatment Facilities, All Other Specialty Trade Contractors, Electroplating, Plating, Polishing, Anodizing, and Coloring, Construction Machinery Manufacturing

Crude Petroleum and Natural Gas Extraction, Industrial Building Construction, Plumbing, Heating, and Air-Conditioning Contractors, Painting and Wall Covering Contractors, All Other Miscellaneous Chemical Product and Preparation Manufacturing

Farm Machinery and Equipment Manufacturing, Mining Machinery and Equipment Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing, All Other Industrial Machinery Manufacturing, Other Commercial and Service Industry Machinery Manufacturing

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

Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Support Activities for Metal Mining, Support Activities for Nonmetallic Minerals (except Fuels) Mining, Construction Machinery Manufacturing

Fabricated Structural Metal Manufacturing, Machine Shops, All Other Miscellaneous Fabricated Metal Product Manufacturing, Mining Machinery and Equipment Manufacturing, All Other Miscellaneous General Purpose Machinery Manufacturing

Metal Tank (Heavy Gauge) Manufacturing, Hardware Manufacturing, Other Fabricated Wire Product Manufacturing, Machine Shops, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

Crushed and Broken Limestone Mining and Quarrying, Crushed and Broken Granite Mining and Quarrying, Other Crushed and Broken Stone Mining and Quarrying, Construction Sand and Gravel Mining, Industrial Sand Mining

Mining Machinery and Equipment Manufacturing