| Saigon Hi-Tech Park | Ho Chi Minh City |
| Saigon Institute of Technology | Ho Chi Minh City |
| Saigon International University | |
| Saigon Postel Corporation | Ho Chi Minh City |
| Saigon Technology Solutions | Ho Chi Minh City |
| Saigon Technology University | |
| Saigon University | Ho Chi Minh City |
| SaigonIT JSC | Ho Chi Minh City |
| Sandomain.vn | Ho Chi Minh City |
| Savis Technology Group | Hanoi |
| Savvycom | Hanoi |
| SeABank | Hanoi |
| SenPay | Ho Chi Minh City |
| SEONGON | Hanoi |
| SHB Finance | Hanoi |
| Shinhan Bank (Vietnam) Ltd | |
| SimiCart | Hanoi |
| SinnovaSoft | Hanoi |
| Siten JSC | Hanoi |
| SmartDev LLC | Da Nang |
| SmartOSC | Hanoi |
| SmartPay | Ho Chi Minh City |
| SoftWorld VietNam Ltd | Ho Chi Minh City |
| SohaGame | Hanoi |
| Solano Energy | Ho Chi Minh City |
| Somotnet HCM Co., Ltd | Ho Chi Minh City |
| Sosene Co., Ltd | Ho Chi Minh City |
| SotaTek | Hanoi |
| Southern Waves Solutions | Ho Chi Minh City |
| Startup Wheel | Ho Chi Minh City |
| StarWebSoft | Ho Chi Minh City |
| State Bank of Vietnam | Hanoi |
| Success Software Services | Ho Chi Minh City |
| Sunrise Software Solutions | Ho Chi Minh City |
| Super Data | Ho Chi Minh City |
| Svtech | Ho Chi Minh City |
| SweetSoft JSC | Khánh Hòa |
| Swinburne Việt Nam | Hanoi |
| Synnex FPT | Hanoi |
| Synodus | |
| Tan Tao University | |
| Tan Thuan Computer | Ho Chi Minh City |
| Tay Bac University | |
| Tay Nguyen University | |
| Teamlizer | Hanoi |
| Tech DJ | Ho Chi Minh City |
| Tech-One | |
| Techcombank | |
| Techfest Vietnam | Ho Chi Minh City |
| TECHVIFY Software | Hanoi |