| Acronym | Definition |
|---|
| PIEA➣Petroleum Institute of East Africa (oil industry group; Nairobi, Kenya; est.1999) |
| PIEA➣Photo Imaging Education Association |
| PIEA➣Programa de Iniciativas Estudiantiles Académicas (Spanish: Student Academic Program Initiatives; Chile) |
| PIEA➣Politique Institutionnelle d'évaluation des Apprentissages (Quebec, Canada) |
| PIEA➣Petroleum Industry Electrical Association |
| PIEA➣Proprietary Information Exchange Agreement |
| PIEA➣Peel International Education Alliance (educational organization; Oakville, Ontario,Canada) |