1. Assistive Technology
a. http://www.wheelchairnet.org

2. Transportation
a. http://www.travelsafer.org
b. http://www.rercwts.pitt.edu/wc19.html
c. http://projectaction.easterseals.com/site/PageServer?pagename=ESPA_homepage

3. Professional Organizations
a. http://www.resna.org
b. http://www.bmes.org
c. http://www.embs.org
d. http://www.atia.org
e. http://www.nrrts.org
f. http://www.nasdpts.org/index.html

4. University programs
a. http://www.herlpitt.org
b. http://www.uic.edu/orgs/idhd/atu.htm

5. Organizations
a. http://www.pva.org

6. Manufacturers
a. http://www.wheelchairnet.org
b. http://www.internationaldelivers.com
c. http://www.ic-corp.com
d. http://www.forestriverinc.com/starcraft/bus/