| 236210 — Industrial Building Construction | Not reported |
| 236220 — Commercial and Institutional Building Construction | Not reported |
| 237310 — Highway, Street, and Bridge Construction | Not reported |
| 237990 — Other Heavy and Civil Engineering Construction | Not reported |
| 238110 — Poured Concrete Foundation and Structure Contractors | Not reported |
| 238220 — Plumbing, Heating, and Air-Conditioning Contractors | Not reported |
| 238330 — Flooring Contractors | Not reported |
| 238990 — All Other Specialty Trade Contractors | Not reported |
| 332992 — Small Arms Ammunition Manufacturing | Not reported |
| 332993 — Ammunition (except Small Arms) Manufacturing | Not reported |
| 332994 — Small Arms, Ordnance, and Ordnance Accessories Manufacturing | Not reported |
| 333514 — Special Die and Tool, Die Set, Jig, and Fixture Manufacturing | Not reported |
| 334511 — Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing | Not reported |
| 541330 — Engineering Services | Not reported |
| 541340 — Drafting Services | Not reported |
| 541380 — Testing Laboratories and Services | Not reported |
| 541513 — Computer Facilities Management Services | Not reported |
| 541620 — Environmental 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 |
| 561720 — Janitorial Services | Not reported |
| 562112 — Hazardous Waste Collection | Not reported |
| 562211 — Hazardous Waste Treatment and Disposal | Not reported |
| 562991 — Septic Tank and Related Services | Not reported |