I'd guess there are boat repair shops in Phoenix and Tucson. There are plenty of recreational boaters state-wide. Some auto body shops can handle fiberglass, and of course there are specialty Corvette shops. A shop familiar with the Burro
? Not likely, and in the end, not necessary. Fiberglass is fiberglass.
The issue is going to be cost. Even a relatively minor accident will often total a fiberglass trailer for insurance purposes. How extensive is the damage? Is insurance involved?
I would be collecting comps to establish the currect market value of your trailer. The insurance companies will use NADA, which means nada
when it comes to molded fiberglass trailers. You can fight for a higher valuation using recent ads for comparable trailers, which will also affect how much an insurer might be willing to pay for repair.