Dan, give me a call, I think I can hook you up. You would probably have to come to Baltimore. I have a a retired MSP bud that can do it. I did a CFI recertification a few years ago in an RV with him.
Wag Aero Sport Trainer built,sold and wrecked
N588DF RV12 #336 built, sold and alive and well in New York
N73DF RV12 #244 built, sold and alive and well in Florida
N91 RV RV9 I wish I could say I built this one! Mark Santoleri hit the ball out of the park on this gem.