[Beairsto Racing]

Will's Rim Repair was the go to guy for years, WERA racers swore by him. I had him repair a PM rim that I've run over 200 without any issues. However, Will passed away.
Having said that, there are other reputable shops offering rim straightening.

Alloy Motorcycle Wheel Repair - Woody's Wheel Works - WoodysWheelWorks