| Acronym | Definition |
|---|
| VPSI➣Vector Planning & Services, Inc. (Chantilly, VA) |
| VPSI➣Veterinary Pet Services, Inc. (insurance; Brea, CA) |
| VPSI➣Virtual Perception Systems Inc. (Canada) |
| VPSI➣Violence Prevention Summer Institute (Oregon Department of Education) |
| VPSI➣Veley's Problem Solving Index (management system) |
| VPSI➣Vanpool Service Inc. |