| 541330 | Engineering Services |
| 541512 | Computer Systems Design Services |
| 541519 | Other Computer Related Services |
| 541990 | All Other Professional, Scientific, And Technical Services |
| 541690 | Other Scientific And Technical Consulting Services |
| 561110 | Office Administrative Services Program Management |
| 541618 | Other Management Consulting Services |
| 561499 | All Other Business Support Services |
| 561990 | All Other Support Services |
| 611430 | Professional And Management Development Training |
| 611699 | All Other Miscellaneous and Instruction |
| 611710 | Educational Support Services |