The integrated engineering products and services of IntEn Corporation are categorized by the following PSC codes:
| PSC Code | PSC Description |
|---|---|
| D302 | ADP SYSTEMS DEVELOPMENT SERVICES |
| D306 | ADP SYSTEMS ANALYSIS SERVICES |
| D307 | AUTOMATED INFORMATION SYSTEM DESIGN AND INTEGRATION SERVICES |
| D308 | PROGRAMMING SERVICES |
| D316 | TELECOMMUNICATIONS NETWORK MANAGEMENT SERVICES |
| R414 | SYSTEMS ENGINEERING SERVICES |
| R425 | ENGINEERING AND TECHNICAL SERVICES |