Alliance for Technology Access
The Alliance for Technology Access (ATA) is a network of community-based Resource Centers, Developers, Vendors and Associates dedicated to providing information and support services to children and adults with disabilities, and increasing their use of standard, assistive, and information technologies.
http://www.ataccess.org/

American Opthometric Association
Few people are totally without sight. Most classified as blind today actually have some sight remaining and, thanks to developments in the field of low vision, can be helped to make good use of it. Visit the American Opthometric Association's (AOA) website for more information.
http://www.aoanet.org/

Assistive Technology Industry Association
The mission of the Assistive Technology Industry Association (ATIA) is to serve as the collective voice of the Assistive Technology industry so that the best products and services are delivered to people with disabilities. The ATIA represents the interests of its members to business, government, education, and the many agencies that serve people with disabilities.
http://www.atia.org/

Design Science
Founded in 1986 and headquartered in Long Beach, California, Design Science develops software used by educators, scientists and publishing professionals, including MathType, Equation Editor in Microsoft Office, WebEQ, MathFlow, and MathPlayer, to communicate on the web and in print. Design Science has worked with Ai Squared to incorporate math speech via their MathPlayer add-in into the ZoomText family of screen magnification and reading software
http://www.dessci.com/

E-Sight Careers
A Bridge Connecting Business Leaders to Talent in the Disability Community.
http://www.esightcareers.net/

PulseData International
Pulse Data International designs and manufactures innovative products for the visually impaired. A commitment to excellence has helped the company become one of the world's leading manufacturers of electronic devices for people who are partially sighted or blind.
http://www.pulsedata.co.nz