coutier, courtier betyder på engelska

broker▼[UK: ˈbrəʊkə(r)] [US: ˈbroʊkə(r)]

broker [brokers]▼◼◼◼(mediator between a buyer and seller)
noun
[UK: ˈbrəʊkə(r)] [US: ˈbroʊkə(r)]Brokers made a killing because of the high yen. = Les courtiers s'en sont mis plein les poches grâce au coût du yen élevé.

brokerage [brokerages]▼◼◼◻(company whose business is to act as a broker)
noun
[UK: ˈbrəʊk.ə.rɪdʒ] [US: ˈbroʊk.ə.rɪdʒ]