BEC
- ABS-CBN Corporation
- BEC (company)
- BEC Recordings
- BEC-TERO
- Bachelor of Economics
- Bacon, egg and cheese sandwich
- Bahamas Electricity Corporation
- Bapatla Engineering College
- Basaveshwar Engineering College
- Basic ecclesial community
- Battery eliminator circuit
- Beckenham Hill railway station
- Beech Factory Airport
- Bibliothèque de l'École des Chartes
- Bilbao Exhibition Centre
- Binary erasure channel
- Bio-energy with carbon capture and storage
- Bose–Einstein condensate
- Botswana Examination Council
- Breton Education Centre
- British Employers' Confederation
- Broad Economic Categories
- Brookville Equipment Corporation
- Business Email Compromise
- Business Environment Council
- Business and Enterprise College
- Cambridge English Language Assessment
- Uniform Certified Public Accountant Examination