Crude Petroleum and Natural Gas Extraction, Support Activities for Oil and Gas Operations, Water Supply and Irrigation Systems, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Pipe and Pipe Fitting Manufacturing

Power Boiler and Heat Exchanger Manufacturing, Precision Turned Product Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Oil and Gas Field Machinery and Equipment Manufacturing

Plastics Pipe and Pipe Fitting Manufacturing, Iron and Steel Mills, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Iron Foundries, Bolt, Nut, Screw, Rivet, and Washer Manufacturing

SUMCO LP

Plumbing, Heating, and Air-Conditioning Contractors, Fabricated Pipe and Pipe Fitting Manufacturing, Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipmen, Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use

Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing

Crude Petroleum and Natural Gas Extraction, Natural Gas Liquid Extraction, Drilling Oil and Gas Wells, Support Activities for Oil and Gas Operations, Natural Gas Distribution

Fabricated Pipe and Pipe Fitting Manufacturing

Fabricated Pipe and Pipe Fitting Manufacturing

Structural Steel and Precast Concrete Contractors, All Other Specialty Trade Contractors, Fabricated Pipe and Pipe Fitting Manufacturing

Roofing Contractors, Other Foundation, Structure, and Building Exterior Contractors, Electrical Contractors, Plumbing, Heating, and Air-Conditioning Contractors, Painting and Wall Covering Contractors

Support Activities for Oil and Gas Operations, Plastics Material and Resin Manufacturing, Plastics Pipe and Pipe Fitting Manufacturing, All Other Plastics Product Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Plate Work Manufacturing, Power Boiler and Heat Exchanger Manufacturing, Metal Tank (Heavy Gauge) Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Custom Roll Forming, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing, Metal Tank (Heavy Gauge) Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing

Rolled Steel Shape Manufacturing, Fabricated Structural Metal Manufacturing, Power Boiler and Heat Exchanger Manufacturing, Metal Tank (Heavy Gauge) Manufacturing, Industrial Valve Manufacturing

Industrial Building Construction, Water and Sewer Line and Related Structures Construction, Oil and Gas Pipeline and Related Structures Construction, Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Fabricated Structural Metal Manufacturing

Sheet Metal Work Manufacturing, Other Metal Container Manufacturing, Precision Turned Product Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing, Machine Tool (Metal Cutting Types) Manufacturing

Iron and Steel Pipe and Tube Manufacturing from Purchased Steel, Ornamental and Architectural Metal Work Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing, Other Construction Material Merchant Wholesalers

Sheet Metal Work Manufacturing, Ornamental and Architectural Metal Work Manufacturing, Machine Shops, Fabricated Pipe and Pipe Fitting Manufacturing, All Other Miscellaneous Fabricated Metal Product Manufacturing

Rolled Steel Shape Manufacturing, Nonferrous Metal (except Copper and Aluminum) Rolling, Drawing, and Extruding, Custom Roll Forming, Fabricated Structural Metal Manufacturing, Plate Work Manufacturing

Broadwoven Fabric Mills, Narrow Fabric Mills, Textile and Fabric Finishing (except Broadwoven Fabric) Mills, Fabric Coating Mills, Plastics Material and Resin Manufacturing

KENEDY

GROVES

HOUSTON

Support Activities for Oil and Gas Operations, Plumbing, Heating, and Air-Conditioning Contractors, Metal Heat Treating, Other Metal Valve and Pipe Fitting Manufacturing, Fabricated Pipe and Pipe Fitting Manufacturing