| Acronym | Definition |
|---|
| BESP➣Building Energy Simulation Program (performance software) |
| BESP➣Best Estimate of Selling Price |
| BESP➣Basic Education Sector Programme (Sri Lanka) |
| BESP➣Broadcasting Equipment Standards Procedures |
| BESP➣Basic Emergency Service Providers (emergency communications) |
| BESP➣Balochistan Education Support Project (Pakistan) |
| BESP➣Business-Enabling Service Providers |