Adding to the list would be Peter Angelos of Omega Precision in Gillette.
Chuck has built several rifles and even more specialty pistols for me, and they are great performers.
Peter has built me two so far, and they have had stellar accuracy too.
The Wednesday after Father's Day, there were seven of us out trying to shoot a prairie dog past 1K with specialty pistols. Steve Hugel (My longtime hunting buddy from Pueblo) and I spotted for four plus hours. There were others who would shoot for awhile, and then turn around and spot as well...
www.longrangehunting.com