AEI
The abbreviation AEI stands for:
- Air Italy Polska (ICAO code), Polish airline
- Aircraft Engineers International
- Albert Einstein Institute, proper name of the Max Planck Institute for Gravitational Physics .
- Albert Ellis Institute
- American Enterprise Institute
- European Integration Working Group
- Archive of European Integration
- Associated Electrical Industries
- Assoziazione Elettrotechnica ed Elettronica Italiana , Association of the Italian Electrotechnical Industry
- Atomic Energy Insights
- Automatic Equipment Identification
- Australian Education International
- Helipuerto de Algeciras (IATA code), Spanish transport helicopter landing pad