Price range? Other constraints?
The usual suspects. Most Class A, plus Ayre, Hegel, etc. Since you're in Canada, you should definitely check out Sugden.
I hear M series NADs sound good, but bear in mind that the digital technology is going to have a different sound signature as compared to what you've been listening to.
I'm starting to hear good things about Sony's latest Class A amp, the TA-A1ES.