A person or business that contracts with a trail operating agency (public or private) to operate a facility or over a service. Found on http://www.americantrails.org/
Con·ces`sion·aire'Con`ces`sion`naire' noun [ French concessionnaire .] The beneficiary of a concession or grant. Found on http://www.encyclo.co.uk/webster/C/127
a person, group, or company to whom a concession has been granted, esp. to operate a subsidiary business or service: a popcorn concessionaire at a baseball park. Found on https://www.infoplease.com/dictionary/concessionaire