In Addition to Ohr Chodosh and Kehillas Ohel Moshe which are ashkenaz, you may also look up Imrei Shefer, which is nusach sfard, young, yeshivish, a few french speakers, and is at 19 Highfield road, top floor. The Rav is Rabbi Meir Rapoport.
There are quite a few Antwerpian french speakers at Dayan Ehrentreu’s shul which is listed above.