| Abbreviation | Definition |
|---|---|
| BEF | Biogas Energy Factor |
| BEFE | Bio Energy Field Enhancement |
| BEFF | Balkan Energy Finance Forum |
| BEGL | Bayfield Energy Galeota Limited |
| BEGL | British Energy Generation Limited |
| BEH | Bulgarian Energy Holding |
| BEIB | Building Energy Improvement Board |
| BEIS | Business, Energy and Industrial Strategy |
| BELC | Bio Energy Landscape Connectivity |
| BEM | Battery Energy Management |
| BEMS | Building Energy Management System |
| BEMS | Building Energy Management Systems |
| BEP | Business Energy Professional |
| BEPA | Balanced Energy Physical Activity |
| BEPC | BOMA Energy Performance Contracting |
| BEPD | Building Energy Performance Database |
| BEPI | Bulk Energy Procurement Initiative |
| BEQ | Building Energy Quotient |
| BERC | Bangladesh Energy Regulatory Commission |
| BERC | Berkeley Energy and Resources Collaborative |