| 221111 — Hydroelectric Power Generation | Not reported |
| 221112 — Fossil Fuel Electric Power Generation | Not reported |
| 221113 — Nuclear Electric Power Generation | Not reported |
| 221114 — Solar Electric Power Generation | Not reported |
| 221115 — Wind Electric Power Generation | Not reported |
| 221116 — Geothermal Electric Power Generation | Not reported |
| 221117 — Biomass Electric Power Generation | Not reported |
| 221118 — Other Electric Power Generation | Not reported |
| 221121 — Electric Bulk Power Transmission and Control | Not reported |
| 221122 — Electric Power Distribution | Not reported |
| 221210 — Natural Gas Distribution | Not reported |
| 221310 — Water Supply and Irrigation Systems | Not reported |
| 221320 — Sewage Treatment Facilities | Not reported |
| 221330 — Steam and Air-Conditioning Supply | Not reported |
| 236220 — Commercial and Institutional Building Construction | Not reported |
| 237110 — Water and Sewer Line and Related Structures Construction | Not reported |
| 237130 — Power and Communication Line and Related Structures Construction | Not reported |
| 238160 — Roofing Contractors | Not reported |
| 238190 — Other Foundation, Structure, and Building Exterior Contractors | Not reported |
| 238210 — Electrical Contractors and Other Wiring Installation Contractors | Not reported |
| 238220 — Plumbing, Heating, and Air-Conditioning Contractors | Not reported |
| 238290 — Other Building Equipment Contractors | Not reported |
| 238990 — All Other Specialty Trade Contractors | Not reported |
| 332410 — Power Boiler and Heat Exchanger Manufacturing | Not reported |
| 333414 — Heating Equipment (except Warm Air Furnaces) Manufacturing | Not reported |
| 333912 — Air and Gas Compressor Manufacturing | Not reported |
| 334512 — Automatic Environmental Control Manufacturing for Residential, Commercial, and Appliance Use | Not reported |
| 334519 — Other Measuring and Controlling Device Manufacturing | Not reported |
| 423490 — Other Professional Equipment and Supplies Merchant Wholesalers | Not reported |
| 423610 — Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers | Not reported |
| 423690 — Other Electronic Parts and Equipment Merchant Wholesalers | Not reported |
| 423720 — Plumbing and Heating Equipment and Supplies (Hydronics) Merchant Wholesalers | Not reported |
| 423990 — Other Miscellaneous Durable Goods Merchant Wholesalers | Not reported |
| 522220 — Sales Financing | Not reported |
| 531120 — Lessors of Nonresidential Buildings (except Miniwarehouses) | Not reported |
| 531190 — Lessors of Other Real Estate Property | Not reported |
| 533110 — Lessors of Nonfinancial Intangible Assets (except Copyrighted Works) | Not reported |
| 541330 — Engineering Services | Not reported |
| 541350 — Building Inspection Services | Not reported |
| 541611 — Administrative Management and General Management Consulting Services | Not reported |
| 541618 — Other Management Consulting Services | Not reported |
| 541620 — Environmental Consulting Services | Not reported |
| 541690 — Other Scientific and Technical Consulting Services | Not reported |
| 541990 — All Other Professional, Scientific, and Technical Services | Not reported |
| 611430 — Professional and Management Development Training | Not reported |
| 611699 — All Other Miscellaneous Schools and Instruction | Not reported |
| 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | Not reported |
| 811412 — Appliance Repair and Maintenance | Not reported |