| GenK | Hanoi |
| GHMSoft | Hanoi |
| Gia Dinh University | |
| Gia Tin Computer | Da Nang |
| GK Corporation | Hanoi |
| Goldlogo Vietnam Group | Ho Chi Minh City |
| Goodland Informatics | Ho Chi Minh City |
| GoStream JSC | Nghệ An |
| Graduate University of Science and Technology | |
| Green Global | Da Nang |
| Hai Phong University | |
| Hai Phong University of Management and Technology | |
| Hai Phong University of Medicine and Pharmacy | |
| Handi University of Industry | |
| Hanel | Hanoi |
| HANET Technology JSC | Hanoi |
| Hanoi Medical University | |
| Hanoi Open University | Hanoi |
| Hanoi Pedagogical University 2 | |
| Hanoi Polytechnic University | Hanoi |
| Hanoi School of Business and Management | |
| Hanoi Software JSC | Hanoi |
| Hanoi Telecom Corporation | Hanoi |
| Hanoi University | |
| Hanoi University of Pharmacy | |
| Hanoi University of Public Health | |
| Hanoi Univiersity of Business and Technology | |
| HCM Computer Association | Ho Chi Minh City |
| HCMC University of Foreign Languages - Information Technology | |
| HDWEBSOFT Co., Ltd | Ho Chi Minh City |
| Hekate | Da Nang |
| HeyU | Hanoi |
| HHTP | Hanoi |
| High Web Research Union | Ho Chi Minh City |
| HikariBpo Solutions | Da Nang |
| HiveTech | Hanoi |
| Ho Chi Minh City Open University | Ho Chi Minh City |
| Ho Chi Minh City University of Education | |
| Ho Chi Minh City University of Technology | |
| Ho Chi Minh Cty University of Technology | |
| Hoa Sen University | |
| Hoan Long Computer | Ho Chi Minh City |
| HOÀNG TÍN | Hanoi |
| HỘI TIN HỌC VIỆT NAM | Hanoi |
| Hong Bang International University | Ho Chi Minh City |
| Hong Lam University | Ho Chi Minh City |
| Hong Leong Bank Vietnam Ltd | |
| Hosting Vietnam | Hanoi |
| HOSTVN | Hanoi |
| HSBC Vietnam | |