HP (Hewlett-Packard) is a multinational information technology (IT) company that sells hardware, software and related business services.  

HP product lines include PCs and other computing devices, enterprise and industry standard servers, storage devices, networking products, software, printers, scanners, plotters and other imaging products. The company introduced handheld calculators, the first commercially distributed data processing system, LaserJet printers, and (jointly with Intel) the Explicitly Parallel Instruction Computing (EPIC) architecture.