Hunting and Trapping, Drilling Oil and Gas Wells, New Single-Family Housing Construction (except Operative Builders), Residential Remodelers, Industrial Building Construction

Support Activities for Oil and Gas Operations, Support Activities for Coal Mining, Support Activities for Metal Mining, Oil and Gas Pipeline and Related Structures Construction, Structural Steel and Precast Concrete Contractors

Rolled Steel Shape Manufacturing, Fabricated Structural Metal Manufacturing, Machine Shops, Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing

Iron and Steel Forging, Precision Turned Product Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Hardware Manufacturing, Machine Shops, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Rolled Steel Shape Manufacturing, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Power Boiler and Heat Exchanger Manufacturing