Association of Companion Animal Behavior Counselor
A searchable world-wide directory of qualified members is available.
Association of Pet Dog Trainers ( UK )
A list of European members is given, as well as free articles and advice.
Association of Pet Dog Trainers ( USA )
A list of US members is given, as well as free articles and advice.
Canadian Association of Professional Pet Dog Train
As well as details of the organisation, there are articles on basic training methods and dog psychology.