The only person left that I know is Nick Benner who works at a small shop in Clover, SC. You can try to contact him at 704-507-8161. Just leave a message if he doesn't answer.
Aside from that I bet some other local people are going to recommend Matt at Kwicksilver.
http://kwicksilverusa.com/locations/ . And while he may be very skilled at repairing wheels I will admit that he isn't the tire guy you just asked me for.
"And not just continually adding weights to the rim because the machine says so."