ECSA
ECSA stands for:
- Emanuele Centonze SA, Swiss chemical trading company
- European Citizen Science Association , European network of Citizen Science
- Estuarine & Coastal Sciences Association
- European Community Shipowners 'Associations , Shipowners' Association
- European Community Studies Association , the amalgamation of national associations of university teachers and academics in the field of European studies
- European Computing Services Association
- European Credit Sector Association
- European Composer and Songwriter Alliance
- European Corporate Security Association
