Actually, there are about half a dozen makers of pack rafts. Plus a forum out there somewhere, unless it disappeared.

Did you google packrafting? Alpacka Rafts are the first hit on the list. Can also look up Sevylor and a couple others...

Also, http://www.backpackinglight.com/packrafting
_________________________
"In the beginner's mind there are many possibilities. In the expert's mind there are few." Shunryu Suzuki

http://hikeandbackpack.com