Afasic Scotland 
Represent children and young adults with communication impairments, working for their inclusion in society and supporting their parents and carers.

Inclusion Scotland  
Consortium of disabled peoples' organisations and individual disabled people that campaigns for the rights of disabled people.

Scottish Association for Mental Health     
Works to support people who experience mental health problems, homelessness, addictions and other forms of social exclusion.

Scottish Consortium for Learning Disability
A charity made up of 12 Partner Organisations who have joined together with funding from the Scottish Government to help people make the changes set out in "The same as you?"

UPDATE  
Scotland's National Disability Information Service.

Wellscotland
Raising awareness and promoting mental health and well-being and eliminating stigma and discrimination around mental ill health.