A few more:

Gordon Coté
Joe Cormier
Lee Cremo
Matt Minglewood
Sam Moon
Wilf Carter
John Ferguson
North Shore Gaelic Singers
Buddy MacDonald
Buddy MacMaster
Natalie MacMaster
Joey Beaton
Kinnon Beaton
Lillian Crewe Walsh
Charlie MacKinnon
Albert "Doink" Macdonald
Gordie Sampson
Fred Lavery
Allister MacGillivray
Fiona & Keiran MacGillivray
Leon Dubinsky
Bette MacDonald
Maynard Morrison
Kenzie MacNeil
Ian MacKinnon
Barry Shears
Hank Snow
Don Messer
Singalong Jubilee
Bill Langstroth
CBC
Karl Falkenheim
Glenn Meisner
Melanie Ross
Louise Manny

By no means would this be exaustive.