The Renault Cognac House was founded in 1835, and it has produced cognacs of the finest qualities ever since. All the Renault cognacs are produced in accord with the spirit of founder Jean Antonin Renault.The Renault Cognac House was founded in 1835, and it has produced cognacs of the finest qualities ever since. All the Renault cognacs are produced in accord with the spirit of founder Jean Antonin Renault.