Chris Filkins – Venice, CA. Etsy web page — Chris makes excellent wheels. He tends to use short solid steel inserts.
Hugo Noel / Circus Concepts - Canada. circusconcepts.com I’ve seen one of Hugo’s really old wheels; it was “pinched” due to the process of how they were rolled ; I’m sure he makes better ones at this point.
Backstage Fab: http://backstagefab.com/CustomWheels.html — I haven’t seen their wheels personally and don’t know much about them. But they look pretty.
Daniel Cyr: http://www.cirque-eloize.com/en/who-are-we/the-cyr-wheel – The originator of the cyr wheel, as we know it. I’m pretty sure he still makes wheels.
http://ateliersrb.com – Located in Quebec – word is they have good wheels.
Contact me if you want me to add your company or name to this list.