Rather than derail this thread with current carbine instructor options, here is a recent thread on that topic:
https://pistol-forum.com/showthread....-rifle-classes
Any of these instructors are well qualified to teach carbine:
Chuck Pressburg (Presscheck Consulting)
Bill Blowers (Tap-Rack Tactical)
Mike Pannone (CTT Solutions)
Pat McNamara (TMACS Inc)
Buck Doyle (Follow Through Consulting)
Michael Green (Green Ops)
Matt Little (Grey Beard Actual)
Kyle Defoor (Defoor Proformance Shooting)
Steve Fisher (Sentinel Concepts)
John McPhee (SOB Tactical)
Matt Pranka (X-Ray Alpha)
Frank Proctor (Frank Proctor Shooting, formerly Way of the Gun)
Mark Smith (JBS Training group)
Dan Brokos (Lead Faucet Tactical)
Paul Howe (CSAT)
Jim Smith (Spartan Tactical)
Travis Haley (Haley Strategic)