HP U.S. Computer and Notebook Store. Hewlett-Packard Company (HP) is an information technology company from the United States, founded in 1939, mainly focused on the production of printers, digital imaging, software, computers and information services business. Founded by two Stanford University graduates, William Hewlett and David Packard, HP has grown over the decades and through a series of acquisitions to become one of the world's largest technology companies, leading the way in both printing and imaging and IT services.