• Valiant Technologies, Inc.http://www.val-tech.com/
• Z Microsystems, Inc.http://www.zmicro.com/
• Weyr Associateshttp://www.desertweyr.com
• IntellimapHome_files/intellimap.html
• Chuck Branch Enterpriseshttp://homepage.mac.com/chuckb/BranchEng.html
• Information Technology, Ltd.http://www.itltd.com/