CAEI
| Acronym | Definition |
|---|---|
| CAEI | China Architectural Engineering, Inc. |
| CAEI | Centre for Applied Emotional Intelligence (UK) |
| CAEI | Christian Adventure Education Institute (est. 1998) |
| CAEI | Copenhagen Adult Education Institute (Denmark) |
| CAEI | C4ISR (Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance) Acquisition Engineering & Integration (US DoD) |