Charity dedicated to the identification of underlying causes and biochemical effects. Includes dietary advice, forums, newsletter, events and membership information.

A parent-run group offering support, advice and advocacy services. Background information with membership details.

Offers an integrated service for children and adults in the county. Describes the support available and includes details of fund raising events.

Organised nationally to lobby for improvements in public services provision. Provides an unofficial overview of the main aims and activities.

Aims to promote improvements in public services, greater awareness and independent research into the condition. Includes reports of parliamentary debates and media coverage.

Society offering substantial information resources with articles, messageboards, links and chat for people affected. (Not accessible to all browsers)

Charity offering residential, day-care, respite and educational provision for children and adults throughout the North West. Information on services available, locations and contact details.

Offers support, advice and information to individuals, their families, carers and professionals living in Greater London. Details of services, helpline, activities and events.

A registered charity offering explanations of research findings into possible biomedical causes and treatments of the condition. Includes membership information and a sample page from their resource file.

A support and action group for the parents and carers of children and adults. Information about the condition with details of events and activities.

Philanthropic organisation offering workshops and information. Includes extracts from their manual and a linguistic behaviour assessment table.

Charity founded by parents to disseminate advice and provide support to children and their families in this area of Scotland. Profile and contact information.

Nationwide charitable organisation with a network of branches and affiliated local societies. Overview of policies, campaigns and services with details of how to obtain advice, advocacy, care, education and diagnostic assessment.

Offers residential, day and education services. Describes placements and programmes available and includes information about the referral process.

Registered charity with support branches throughout Northern Ireland and Donegal. Research, articles and book reviews.

Scottish charity aiming to promote awareness of issues that challenge people with high-functioning autistic spectrum disorders. Includes details of clubs and events in the local area.

A parental support group. Information about activities and contact details.

Charity offering residential, day care, respite and education services for adults and children in Devon and Cornwall. Profile, forum and information about fund raising events.

An independent, non-profit organisation. Provides background information with details of residences, outreach support, jobs and training.

Based in Colchester and providing education and care to children and adults in the area. Describes the condition, their services and projects.

Information about local activities and events. Includes listings of national and international resources covering diagnosis, therapies, education, support and the benefits system.

Seeks to ensure a high quality in the provision of education, care, support and life opportunities throughout Scotland. Information about their services and programmes.

Organises educational, care, support, respite and developmental services for children and adults in the South-West of England. Overview with information about conferences, training and membership.

Provides residential, outreach and day services for adults. Describes their facilities and includes details of daily activities.