- Bike-on - Handcycles and handcycling accessories for competitive and recreational handcyclists. New equipment and classifieds for used equipment. Online shopping.
- Intrepid Equipment - Handcycles and recumbent trikes, plus useful technical information on handcycling and recumbents.
- Spokes 'n Motion - Sports equipment and adaptive sports equipment for people with disabilities. Skiing, cycling, hockey and more.
- US Handicycling Federation - Site of the US organizing body of handicyling sport.
- Varna Innovation - Designs and manufactures handcycles.