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| Hagiwara Sys-Com Co., Ltd. | Product Guide | Website |
| Hakuto Singapore Pte. Ltd. | Product Guide | Website |
| Hama GmbH & Co KG | Product Guide | Website |
| HANbit Electronics Co., Ltd. | Product Guide | Website |
| Handheld Design, Inc. | Product Guide | Website |
| Hewlett-Packard | Product Guide | Website |
| Hexon Media Pte Ltd. | Product Guide | Website |
| Hitachi Maxell | Product Guide | Website |
| hyperstone electronics | Product Guide | Website |
This page last updated April 29, 2008