| Egyptian Centre for Economic Studies | Academic & Science |
| Ecological Chemistry and Engineering S | Academic & Science |
| Expeditionary Civil Engineer Squadron | Business |
| Certified Encryption Specialist | Business |
| Electronics and Communications Engineering Society | Community |
| Emergency Communications Educational Summit | Community |
| Early Childhood Education and Services | Community |
| Ecology and Civil Engineering Society | Community |
| Extension Communications & Educational Support | Community |
| Early Childhood Education Study | Community |
| Early Childhood Education Services | Community |
| East Clayton Elementary School | Community |
| Elizabeth Cashwell Elementary School | Community |
| Eagle Crest Elementary School | Community |
| Extension Continuing Education Solutions | Community |
| Edgerton Christian Elementary School | Community |
| Energy Conservation and Energy Storage | Community |
| Elliptic Curve Encryption Scheme | Computing |
| Electronic Computer Engineering Society | Computing |
| East Coast Extreme Showoff | General |
| Earth Crash Earth Spirit | General |
| Environmental Cost Element Structure | Governmental |
| Elite Cleaning and Environmental Services | Governmental |
| Egyptian Center for Economic Studies | Governmental |
| East and Central European Studies | Regional |
| European Centre for Electoral Support | Regional |
| East Central European Studies | Regional |
| Early County Elementary School | Regional |
| Economical Civil Engineering Software | Softwares |
