FLY JET Discover Hennessys know-how in Cognac making since 1765 and find out more about our collaborations by reading our stories on the official Hennessy STORE.REMY MARTIN.HINE.COURVOISIER.MARTELL. Our Houses are all inspired by the same spirit of perfection, shaped by the ongoing quest for innovation they pursue daily, from production and marketing to distribution, in order to continually strengthen the appeal and reputation of our brands.