| Abbreviation | Definition |
|---|---|
| EPA | Environmental Protection Associations |
| EPA | Excellent People Association |
| EPAP | Ethical and Professional Advisory Panel |
| EPBA | Eastern Piedmont Beekeepers Association |
| EPIC | Emerging Professionals In Commerce |
| EPMI | European Printer Manufacturers and Importers |
| EPNS | European Paediatric Neurology Society |
| EPPA | Emergency Physicians Professional Association |
| EPSRC | Engineering and Physical Sciences Research Council |
| EPSRC | European Plastic Surgery Research Council |
| EQN | EQ Network |
| ERA | Egyptians Relief Association |
| ERA | Electronics Representatives Association |
| ERB | Ethics Review Board |
| ERC | European Radiocommunications Committee |
| ERC | Executive Relationship Center |
| EREF | European Renewable Energies Federation |
| ERES | European Real Estate Society |
| ERG | Engineering Radio Guild |
| ERIC | ERISA Industry Committee |