UK

http://www.scope.org.uk/
http://www.cafamily.org.uk/Direct/c24.html

http://www.bobath.org.uk/
http://www.conductive-ed.org.uk/


UK Sport

http://www.cpsport.org/home.shtml

US

http://www.ucp.org/

(I'm sure there are many more to add, but my fingers are becoming a little uncontrollable, and google's new search style of defaulting to your own country doesn't help ).