| Acronym | Definition |
|---|
| FCSI➣Foodservice Consultants Society International |
| FCSI➣Fellow of the Canadian Securities Institute |
| FCSI➣Fellow of the Canadian Securities Institute (Canadian Securities Institute) |
| FCSI➣Football Club Sud Isère (French: South Isère Football Club: Isère, France) |
| FCSI➣Financial Computer Support, Inc. (Oakland, MD) |
| FCSI➣Fédération des Centres Sociaux de l'Isère (French: Federation of Social Centers in Isère; Isère, France) |
| FCSI➣Franklin Collection Service, Inc. (Mississippi) |
| FCSI➣Fournisseur de Conseils et de Services Informatiques (French: Provider of Consulting and Information Technology Services) |
| FCSI➣Fiber Channel Systems Initiative |
| FCSI➣Full Channel State Information |
| FCSI➣Franche Comté Sécurité Incendie (French fire safety company) |
| FCSI➣Fellow, Constuction Specifications Institute (honorary title) |
| FCSI➣Field Consulting and Services, Inc. (Orlando, FL) |
| FCSI➣Fellow of the Chartered Institute of Securities and Investments |