Brian, I'm sure it's not a Nationalistic thing, of course there's repairers in the US on a par with those in Europe, however there is a tendency on these Forums to recommend repair shops that don't seem to do full CLA's and return shutters with comparison charts of actual speed against marked speed where actual speeds are way outside the +/- 30%.
The term you are looking for is caveat emptor.
Warning!! Handling a Hasselblad can be harmful to your financial well being!
Nothing beats a great piece of glass!
I leave the digital work for the urologists and proctologists.