Not sure when you are needing the gun.
First one to mind is Fred@ Sharp Shooters Supply. There may be equals but there isn't anyone better. Good people however are in high demand and I haven't heard lately what Fred's out time is .http://www.sharpshootersupply.com/

Another is; Centershotrifles.com
Center Shot Rifles LLC
5331 Second Ave
Pittsville, WI 54466
Click here for Map

Ph: (715) 884-2128
info@centershotrifles.com

Quite a number of good guys out there and there might even be a good one in your State?

Neal