• All Printing Resources, Inc. Glendale Heights, IL 60139-4818 630-784-3100
  800-445-4017 Full Listing
• Dantex Corporation San Marcos, CA 92078-4357 760-471-9900
  Full Listing
• Harper Corporation of America Charlotte, NC 28273 704-588-3371
  Full Listing
• HarperScientific Charlotte, NC 28273 704-588-3371
  866-588-8686 Full Listing
• J.M. Heaford Ltd. Altrincham, Cheshire WA14 5BJ, United Kingdom +44 161 928 5679
  Full Listing
• The Douthitt Corp. Detroit, MI 48207-4287 313-259-1565
  Full Listing