6. By:Stickelβ North Carolina β Steel Caletti Bicycles β California β Steel, Titanium
Calfee Design β California β Bamboo Castellano Designs β California β Aluminum
7. Castle Frameworks β Idaho β Steel, Titanium Cielo by Chris King - Oregon β Steel
Circle A Cycles β Rhode Island β Steel Clockwork Bikes β Wisconsin β Steel
8. Coconino Cycles β Arizona β Steel Columbine Cycle Works β California β Steel
Curtlo Cycles β Washington β Steel Cysco Cycles β Tennessee β Titanium
9. DEAN Titanium Bikes β Colorado β Titanium Desalvo Custom Cycles β Oregon β Steel, Titanium
Don McClung β Colorado β Steel Dornbox Bikes β Maine β Steel