The Collaborative International Dictionary of English v.0.48:
Concessionaire \Con*ces`sion*aire"\, Concessionnaire \Con`ces`sion`naire"\, n. [F. concessionnaire.] The beneficiary of a concession or grant. [Webster 1913 Suppl.]WordNet (r) 3.0 (2006):
concessionaire n 1: someone who holds or operates a concession [syn: concessionaire, concessioner]