| 221121 — Electric Bulk Power Transmission and Control | Not reported |
| 221310 — Water Supply and Irrigation Systems | Not reported |
| 221320 — Sewage Treatment Facilities | Not reported |
| 236210 — Industrial Building Construction | Not reported |
| 236220 — Commercial and Institutional Building Construction | Not reported |
| 237110 — Water and Sewer Line and Related Structures Construction | Not reported |
| 237120 — Oil and Gas Pipeline and Related Structures Construction | Not reported |
| 237130 — Power and Communication Line and Related Structures Construction | Not reported |
| 237310 — Highway, Street, and Bridge Construction | Not reported |
| 237990 — Other Heavy and Civil Engineering Construction | Not reported |
| 238910 — Site Preparation Contractors | Not reported |
| 541310 — Architectural Services | Not reported |
| 541320 — Landscape Architectural Services | Not reported |
| 541330 — Engineering Services | Not reported |
| 541340 — Drafting Services | Not reported |
| 541350 — Building Inspection Services | Not reported |
| 541360 — Geophysical Surveying and Mapping Services | Not reported |
| 541370 — Surveying and Mapping (except Geophysical) Services | Not reported |
| 541380 — Testing Laboratories and Services | Not reported |
| 541410 — Interior Design Services | Not reported |
| 541430 — Graphic Design Services | Not reported |
| 541490 — Other Specialized Design Services | Not reported |
| 541513 — Computer Facilities Management Services | Not reported |
| 541611 — Administrative Management and General Management Consulting Services | Not reported |
| 541614 — Process, Physical Distribution, and Logistics 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 |
| 541714 — Research and Development in Biotechnology (except Nanobiotechnology) | 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 |
| 561110 — Office Administrative Services | Not reported |
| 561210 — Facilities Support Services | Not reported |
| 561499 — All Other Business Support Services | Not reported |
| 561612 — Security Guards and Patrol Services | Not reported |
| 562910 — Remediation Services | Not reported |
| 611430 — Professional and Management Development Training | Not reported |
| 712120 — Historical Sites | Not reported |
| 926140 — Regulation of Agricultural Marketing and Commodities | Not reported |