Those I know, or at least those that come to mind this evening:

Richard Tabor - 470
Peter Wood - 458 Lott
Colin Van Der Linden - 458 Ackley
Tierry LaBatt - 458 Lott
Butch Coaton - 458wm
Richard Cooke - 470?
Winston ? - 458wm
Buzz Charlton - 416 Rigby, but has purchased a 450NE and is awaiting ammo and/or components
Myles McCallum - 458 Lott?
Allan Shearing - 416Rem, but awaiting the rebarrel of his favorite, the 458wm
Terry Fenn - 458wm
Ivan Carter - 450NE
Andrew Dawson - 470
Steve Robinson - 505 Gibbs

I'll add to this list as more come to mind.

JPK