Royal College of Speech and Language Therapists
http://www.rcslt.org
The professional body for speech and language therapists in the UK

Health and Care Professions Council
http://www.hpc-uk.org
All speech and language therapist practising in England are legally required to be HCPC registered.

Association of Speech and Language Therapists in Independent Practice
http://www.helpwithtalking.com
The professional body for independent UK based speech and language therapists.

ICAN
http://www.ican.org.uk
Help and advice about speech, language and communication

Afasic
http://www.afasic.org.uk
Supports parents and represents children and young people with speech, language and communication needs (SLCN)

National Autistic Society
http://www.autism.org.uk
The leading UK charity for people with Autism

Autism Wessex
http://autismwessex.org.uk
Dorset based Autism charity offering advice and practical support

British Stammering Association
http://www.stammering.org
Advice and support for adults and children who stammer and their parents.