Do you want paper catalogs? Ewwww.. Just kidding. You could always look through the online catalog for this forums sponsor
http://www.ThePaintStore.com They might even have a place to request a paper copy of it.
I was curious so I did a Google for "commercial paint supply catalog" and found this link to request an Ace Commercial Paint Catalog
http://acecisupply.com/locator/locator.htm
http://www.industrialedge.com/catalog.html
Try the Google search for lots more... but be prepared for all of the junk mail that will come along once you get on a few mailing lists.