Oddly enough, this page from their web site is still available, and contains their contact info:

http://www.supercollector.com/html/about3.html

American_Nightmare, November 19, 2004; 5:56 PM

I was told that John (I believe that was his name) who worked for Supercollector, had left to work for Monsters In Motion. (www.monstersinmotion.com) He was one of the guys who worked in the soundtrack department at the "real-world" store.

, November 22, 2004; 10:26 PM