SBSI
| Acronym | Definition |
|---|---|
| SBSI | Step by Step Interactive |
| SBSI | Step by Step Interactive (Microsoft training program) |
| SBSI | Small Business Survival Index (state entrepreneurship climate index) |
| SBSI | Shaw Binary Systems, Inc. (est. 1999; San Diego, CA) |
| SBSI | Silver Bullet Solutions, Inc. (Arlington, VA; est. 1997) |
| SBSI | Summer Biomedical Science Institute (Georgetown University; Washington, DC) |
| SBSI | Separation by Bonding Silicon Islands (semiconductor fabrication) |
| SBSI | Single Billing Services, Inc. (Tennessee) |