This video is based on an article on my website http://OldGloryMTB.com listing all of the American mountain bike frame builders in the USA. Check out the full article for links to all of these builders plus many more not included in this video.

The video features the following builders:

Gaulzetti
Geekhouse Bikes
Generic Cycles
Groovy Cycleworks
Gunnar Cycles
Handsome Cycles
Hubcap Cycles
Hunter Cycles
Igleheart Custom Frames
Independent Fabrication
Inglis Cycles
Intense Cycles
Ira Ryan Cycles
Justice Madison Cycles
K.Bedfor Customs
Kent Eriksen Cycles
Kesho Bicycles
KirkLee Cycles
Kish Fabrication
La Suprema
Lenz Sport
Litespeed
Lucid Cycles
Lynskey Performance
Matthews Custom Cycles
McShane Bikes
Meech Custom Cycles
Moots
Mosaic Cycles
Mountain Cycle
Muse Cycles
NTP Bikes
O'Leary Bicycles
OS Bikes
Oswald Cycle Works