AAC Intervention.com
   Offers augmentative and alternative communication intervention products and presentation services.
   http://aacintervention.com/

Ability Research
   Proposes hand held augmentative communication devices.
   http://www.skypoint.com/~ability/

Aurora Systems
   Designs augmentative communication products since 1990.
   http://www.aurora-systems.com/

Crestwood Communication Aids
   Offers speaking aids, switches, and adaptive toys for children and adults with communication difficulties.
   http://www.communicationaids.com/

Dexterity Technologies
   Offers ergonomic pens, grips and other handwriting aids.
   http://www.dextek.com/

Digital Acoustics
   Manufactures a portable keyboard with text-to-speech synthesizer. The included battery powered speaker talks while you type.
   http://www.textspeak.com/

DynaVox
   Provides advanced augmentative communication solutions.
   http://www.dynavoxsys.com/

Technologie and Integratie
   Proposes hardware and software solutions for people with a communication disability.
   http://www.tni.be/home/home.php

The Great Talking Box Company
   Manufactures a line of augmentative communication devices for speech impaired individuals.
   http://www.greattalkingbox.com

Toby Churchill
   Manufactures portable text-based communication aids for people who cannot speak.
   http://www.toby-churchill.com/

ZYGO Industries
   Manufactures and distributes augmentative communication and computer access systems for individuals who are disabled.
   http://www.zygo-usa.com/