just a vendor however as it does contain a list of several american producers you could use it as a jumping off point. And since the names are there you can figure out the companies and there contact information with a little work.
ok I'll do it for him
Bear & Son
http://www.bearandsoncutlery.com/
Buck
http://www.buckknives.com/
Slip-N-Snip
http://www.slipnsnip.com/
there three american scissor producers and there websites all compiled from a lead from a cutlery vendors website