Snap have a fantastic directory of companies and charities that design and supply SEN and disabled friendly hardware and software.
SNAP
http://www.snapcharity.org/index.php/services/support-services
Finding help for disabled children and their families
http://www.snapcharity.org/index.php/services/support-services
Snap have a fantastic directory of companies and charities that design and supply SEN and disabled friendly hardware and software.