| YESS | Yale Environmental Sustainability Summit 
| Others |
| YESS | Yamaha Enhanced Sustain System
| Others |
| YESS | Yaris Embongan Salam Seduluran
| Others |
| YESS | Yarn Ethically and Sustainably Sourced
| Others |
| YESS | Yes Yes
| Others |
| YESS | Young Engineering and Science Scholars
| Others |
| YESS | Young Engineers and Scientists Seminar
| Others |
| YESS | Young Engineers and Scientists Seminars
| Others |
| YESS | Young Enthusiastic Shinshu Seekers
| Others |
| YESS | Young Enthusiastic Stroke Survivor
| Others |
| YESS | Young Enthusiastic Stroke Survivors
| Others |
| YESS | Young Entrepreneurs Seeking Success
| Others |
| YESS | Your Employee Super Saver
| Others |
| YESS | Your Excellent Super School
| Others |
| YESS | Your Expert Shipping Stores
| Others |
| YESS | Your Extraordinary Success Strategies
| Others |
| YESS | Youth Economic Self Sufficiency
| Others |
| YESS | Youth Education
| Others |
| YESS | Youth Education and Safety in Schools
| Others |
| YESS | Youth Education Sports Services
| Others |
| YESS | Youth Education Summer Socialization
| Others |
| YESS | Youth Education Support Services
| Others |
| YESS | Youth Emergency Services and Shelter
| Others |
| YESS | Youth Emergency Services Shelter
| Others |
| YESS | Youth Emergency Shelter Society
| Others |
| YESS | Youth Emphasis Sunday School
| Others |
| YESS | Youth Employment and Support Services
| Others |
| YESS | Youth Employment Support Services
| Others |
| YESS | Youth Empowerment and Support Society
| Others |
| YESS | Youth Empowerment Strategies for Success
| Others |
| YESS | Youth Empowerment Support Services
| Others |
| YESS | Youth Endorsing Safety And Sobriety
| Others |
| YESS | Youth Energizing St. Stephen
| Others |
| YESS | Youth Engagement Success System
| Others |