| Item | Obligations |
|---|---|
| Computer Systems Design Services | $382M |
| All Other Support Activities for Transportation | $142M |
| Engineering Services | $124M |
| Other Scientific and Technical Consulting Services | $30.7M |
| Custom Computer Programming Services | $23.6M |
| Testing Laboratories and Services | $20.6M |
| Other Computer Related Services | $9.4M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) | $7.1M |
| Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology) | $4.6M |
| Software Publishers | $4.2M |
Computer Systems Design Services is Mantech Advanced Systems International's largest federal market, with $382M in obligations.