Source : Webster's Revised Unabridged Dictionary (1913)

Concessionaire \Con*ces`sion*aire"\, Concessionnaire
\Con`ces`sion`naire"\, n. [F. concessionnaire.]
   The beneficiary of a concession or grant.

Source : WordNet®

concessionaire
     n : someone who holds or operates a concession [syn: {concessioner}]