Helmont composed several masses, motets, additional sacred functions and items for the harpsichord aswell as items for the orchestra. He analyzed with Brehy and became an organist at Ste Gudule in Brussels. In 1737 he was choirmaster from the chapel of Notre Dame and in 1741 came back to Ste Gudule. His music was sacred as well as the motet was arranged for four voives and devices with an intermittent vocal soloist. Additional qualities from the motets included body organ continuo, single recitatives, arias, duos, choruses, extremely embellished melodies and rhythms which were ambitious. Having been affected by Rameau Helmont’s harpsichord music, “Items de clavecin,” included rondo forms, and feasible minuets, gavottes and gigues. His body organ fugues had been also flavored by French likes.