Tough to beat Davy Mcphail and Hans Stephenson. Both have been doing it for years and are very good at it.
http://www.youtube.com/user/DavieMcPhail
http://www.youtube.com/user/hansrcsd
Coloradoskieoutfitters does a decent job if you can get by their nonflytying Cra.....stuff
http://www.youtube.com/user/COSkiesOutfitters