| 541330 - Engineering Services |
| 541340 - Drafting Services |
| 541380 - Testing Laboratories |
| 541611 - Administrative Management and General Management Consulting Services |
| 541690 - Other Scientific and Technical Consulting Services |
| 541712 - Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) |
| 334413 - Semiconductor and Related Device Manufacturing |
| 334418 - Printed Circuit Assembly (Electronic Assembly) Manufacturing |
| AC14 - R&D Defense System: Aircraft (Engineering Development) |
| H216 - Equipment and Materials Testing - Aircraft Components and Accessories |
| H219 - Equipment and Materials Testing - Ships, Small Craft, Pontoons, and Floating Docks |
| H218 - Equipment and Materials Testing - Space Vehicles |
| H222 - Equipment and Materials Testing - Railway Equipment |
| AC24 - R&D Defense System: Missle/Space Systems (Engineering Development |
| U004 - Education/Training - Scientific/Management |
| H259 - Equipment and Materials Testing - Electrical and Electronic Equipment Components |
| AR14 - R&D Space: Aeronautics/Space Technology (Engineering Development) |