| Abbreviation | Definition |
|---|---|
| BRS | Blue Ribbon Sports |
| BRSC | Black River Systems Company |
| BRSI | Ballistic Recovery Systems Inc |
| BRSI | Battlefords Residential Services Inc |
| BRSI | Benefit Review Services inc |
| BRSI | Blue Ridge Simulation, Inc. |
| BRTC | Bahrain Radio and Television Corporation |
| BRTC | Bangladesh Road Transport Corporation |
| BRTN | Burton Snowboarding company abbreviation |
| BRV | Black River Abstract Corporation |
| BRWC | Baton Rouge Water Company |
| BS | Bandai Satellaview |
| BS | Barber Shop |
| BS | Bead Shop |
| BS | Bechtel Shell |
| BS | Bell South |
| BS | Burton Snowboards |
| BS | Buxton Sales |
| BSA | British Scrap Aluminum |
| BSA | British Shooting Accessories |