| 237110 — Water and Sewer Line and Related Structures Construction | Not reported |
| 238210 — Electrical Contractors and Other Wiring Installation Contractors | Not reported |
| 238990 — All Other Specialty Trade Contractors | Not reported |
| 332510 — Hardware Manufacturing | Not reported |
| 333310 — Commercial and Service Industry Machinery Manufacturing | Not reported |
| 334111 — Electronic Computer Manufacturing | Not reported |
| 334310 — Audio and Video Equipment Manufacturing | Not reported |
| 334419 — Other Electronic Component Manufacturing | Not reported |
| 334519 — Other Measuring and Controlling Device Manufacturing | Not reported |
| 335311 — Power, Distribution, and Specialty Transformer Manufacturing | Not reported |
| 335312 — Motor and Generator Manufacturing | Not reported |
| 335313 — Switchgear and Switchboard Apparatus Manufacturing | Not reported |
| 335314 — Relay and Industrial Control Manufacturing | Not reported |
| 335931 — Current-Carrying Wiring Device Manufacturing | Not reported |
| 423610 — Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers | Not reported |
| 423830 — Industrial Machinery and Equipment Merchant Wholesalers | Not reported |
| 423840 — Industrial Supplies Merchant Wholesalers | Not reported |
| 541330 — Engineering Services | Not reported |
| 541340 — Drafting Services | Not reported |
| 541370 — Surveying and Mapping (except Geophysical) Services | Not reported |
| 541380 — Testing Laboratories and Services | Not reported |
| 541420 — Industrial Design Services | Not reported |
| 541490 — Other Specialized Design Services | Not reported |
| 541511 — Custom Computer Programming Services | Not reported |
| 541512 — Computer Systems Design Services | Not reported |
| 541513 — Computer Facilities Management Services | Not reported |
| 541519 — Other Computer Related Services | Not reported |
| 541618 — Other Management Consulting Services | Not reported |
| 541690 — Other Scientific and Technical Consulting Services | Not reported |
| 541715 — Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | Not reported |
| 541990 — All Other Professional, Scientific, and Technical Services | Not reported |
| 561210 — Facilities Support Services | Not reported |
| 561311 — Employment Placement Agencies | Not reported |
| 811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | Not reported |