- DBEI stands for Dubik Bureau d’Etudes Ingénierie (French: Dubik Office Engineering Studies)
- DBEI stands for Décontamination Bactérienne des Eaux Par Impulsions (French: Bacterial Decontamination of Water Pulse)
- DBEI stands for Diagnostic Bâtiment Expertise Immobilière (French: Diagnostic Expertise Building Estate)
- DBEI stands for Dallas BOMA (Building Owners and Managers Association) Education Institute (Texas)
DBEI