I'm also in the same boat. Looking for a reliable tuner in the Midwest.
I might contact Project X Customs (
Project X Customs | Project X Customs). They might be a good candidate for UpRev tuning.
Quantum Peformance (
http://quantum-performance.com/engin...gement-tuning/) in Port Washington, WI is an UpRev dealer. Heard the tech there is a Master Infiniti tech. Pricing is right on par with what you provided too.
osbornsm, What shop did you contact?