| Graef |
| Grand Canyon |
| Grundig |
| HABA |
| HAGOR |
| HANNspree |
| Hape |
| Hasbro |
| Hazet |
| HD+ |
| Herlitz |
| Hewlett Packard Enterprise |
| High Peak |
| HighPoint |
| Hiplok |
| Hisense |
| HLDS |
| Homematic IP |
| Honeycomb Aeronautical |
| Honor |
| HORI |
| Hot Wheels |
| HP |
| HTC |
| Huawei |
| HUDORA |
| Hyper |
| i-tec |
| IBM |
| ICY BOX |
| Icy Dock |
| iFixit |
| iiyama |
| Imperial |
| Inapa |
| INNR |
| Intel® |
| Intenso |
| Inter-Tech |
| Intex |
| iRobot |
| Jabra |
| Jamara |
| Joy-IT |
| Juice Technology |
| Jumbo |
| JURA |
| Kärcher |
| Kathrein |
| Kensington |