 A skilled administrator, he improved the city's food supply.Along with the Provost of the Merchants de Viarmes, he commissioned the building of a new grain market, the "Halle au blé", built between 1765 and 1768, a modern and airy building much admired at the time which is still standing by Les Halles today and currently known as the "Bourse du Commerce".Street cleaning and lighting were also improved.