- HP-33E
- HP-34C
- HP-35
- HP-37E
- HP-38C
- HP-38E
- HP-41CV
- HP-41CX
- HP-42S
- HP-45
- HP-46
- HP-48S
- HP-48SX
- HP-55
- HP-56
- HP-65
- HP-66
- HP-67
- HP-70
- HP-75D
- HP-80
- HP-81
- HP-85
- HP-91
- HP-92
- HP-95C
- HP-97
- HP-97S
- HP-UX
- HP-Vectra
- HPC-COM LLC
- HQSoftware
- HR Focal Point, LLC.
- HRsmart
- HSC
- Hsenid
- HT Omega
- HT Omega CLARO
- HT Omega CLARO halo
- HT Omega CLARO halo XT
- HT Omega CLARO I I
- HT Omega CLARO plus +
- HT Omega eCLARO
- HT Omega STRIKER 7.1
- HT-4372 Horizontal Inserter Printer
- HT-4374 Dot Printer
- HT-5347 Dot Impact Printer
- HT-5641-31 Page Printer
- HTC Corporation
- HTK Ltd
- Htm International Holding Ltd
- HTTP Dynamic Streaming
- Http:/www.samnacentral.in
- Huawei
- Huawei IDEOS S7 Slim
- Huawei MediaPad
- Huawei MediaPad 10 FHD
- Huawei MediaPad 10 Link
- Huawei MediaPad 7 Lite
- Hub Technical Services, LLC.
- HubSpot
- Hudl
- Hugh Darwen
- Hugh McGregor Ross
- Hugh Williams
- Hughes Communications
- Human Base India Inc
- Humany
- Hummingbird Ltd.
- Hung Q. Le
- Hurricane Electric
- Hutchinson Technology Inc
- Hwa Create Co Ltd
- HxD Hex Editor
- Hybrid Logic Ltd.
- HyBridge Solutions, Inc.
- Hybris software
- Hyland Software
- Hyper Publish
- HyperCam
- HyperCard
- HyperCard
- HyperGen, Inc.
- Hyperion Solutions Corporation
- HyperTerminal Private Edition
- Hyrican Informationssystems AG
- HYTECH Consulting, Inc
- Hyweb Technology Co Ltd
- I Code Technologies Pvt Ltd
- I Q Computer Services
- I&I Software, Inc.
- I'll Inc
- I'm not ready to give up yet
- i-Cable Communications
- I-Doser
- I-Doser Free
- I-Logix
- I-Net Corp/Kanagawa
- I-O Data