BPSI
| Acronym | Definition |
|---|---|
| BPSI | Bits per Square Inch |
| BPSI | Business Protection Systems International (Riverside, CA) |
| BPSI | Business Processing Services, Inc. (American International Group, Inc.) |
| BPSI | Blue Pumpkin Software, Inc. |
| BPSI | Babcock Power Services Inc. (Worcester, MA) |
| BPSI | Bell Petroleum Services, Inc. (Midland, TX) |