You might give rv dealers service dept a call that are in that area. They may have techs that do that type of work or know someone with enough experience to inspect and give you a report.
Never heard of RV inspectors.
"good judgment comes from experience, and a lot of that comes from bad judgment" ............ Will Rogers
'03 2500 QC Dodge/Cummins HO 3.73 6 speed manual Jacobs Westach
'97 Park Avanue 28' 5er 11200 two slides