The work was done by Eddie Wheelhouse of Wheelhouse Auto Design in Sachse, TX. You won't find a website or business listing, he subs a shop from DetroitCustomsRods.com, you can reach from the phone number on that site.
I decided to clean up my album and deleted some of the previous pictures where the interior was only partially completed. I still have to replace the console cup holder, and I think we will be leather covering the interior door pulls this summer when the truck gets painted. I replaced the old photos with these from the Texas Diesel Nationals (thanks BigK!):