National ME organisations:-

The ME Association -MEA
http://www.meassociation.org.uk/

Action for ME-AFME
http://www.afme.org.uk/

Invest in ME-IiME
http://www.investinme.org/index.html

The Young ME Sufferers Trust-Tymes Trust
http://www.tymestrust.org/

Association of Young people with ME -AYME
http://www.ayme.org.uk/