Concessioner (noun)

A person or company that operates a concession, especially in a public park or on government land.

Origin:

Late 19th century: from concession + -er.

Examples:

1. The concessioner sold souvenirs, snacks, and drinks at the theme park.
2. The concessioner provided boat rentals and fishing supplies at the lake.
3. The concessioner was responsible for maintaining the restrooms and picnic areas in the park.
4. The concessioner operated a food stand at the baseball stadium.
5. The concessioner provided guided tours and educational programs in the park.