| IPES | Imus Pilot Elementary School | Imus Pilot小学 |
| IPES | Internet Protocol Edge Services | Internet协议边缘服务 |
| IPES | International Personnel Exchange System | 国际人员交流制度 |
| IPES | Information Processing Equipment and Software | 信息处理设备和软件 |
| IPES | Improved Proposed Encryption Standard | 改进的建议加密标准 |
| IPES | Instituto de Estudios Politicos, Economicos y Sociales | 政治、经济和社会研究所 |
| IPES | Improved Proposed Encryption Standard (cryptography) | 改进的建议加密标准（加密） |
| IPES | Integrated Platform Electronics and Sensors | 集成平台电子和传感器 |
| IPES | International Production Enterprise System | 国际生产企业体系 |
| IPES | Inverse Photoemission Spectroscopy | 逆光发射光谱 |