The Free On-line Dictionary of Computing (30 December 2018):

WordPerfect Corporation

    The original developers of the WordPerfect word
   processor and a variety of other applications for personal
   computers.  WordPerfect was founded in Provo, Utah, USA in
   1979 by Alan Ashton and Bruce Bastion as "Satellite Software
   International".  The company name was changed to Wordperfect
   Corporation in 1986.  The company was bought by Novell, Inc.
   in 1994, who then sold it to Corel Corporation in 1996.

   (1997-03-12)