Avant Garde Atelier is a great boutique on West Warren Ave. in Dearborn. It is located in a nice brick building near Schaefer Rd. Avant Garde Atelier specializes in formal dresses for all occasions. Its selection is outstanding, with gorgeous evening gowns in all colors and styles. Avant Garde Atelier has a large variety of dresses and other formal wear for women. You will not be disappointed by the quality and uniqueness of their gowns. Stop in before your next big event.