MDA Design Ltd. is a premiere Long Island interior design firm recognized for its style and versatility. We provide interior decorating services to residential and commercial properties in New York, Nassau County, Suffolk County, Long Island, the Hamptons, New Jersey and Florida.
MDA Design Ltd. maintains the highest standards of collaboration between client and architect to assure a seamless project. With an extensive library of fabrics, trims, wallpaper, furnishings, carpet, lighting and window treatments, our designers draw from our flagship Interior store, Bella Maison. In 2006 Bella Maison, an Interior Home Furnishings store opened it's doors at 137 Merrick Road in Amityville, NY. It also houses MDA Design Ltd. as well as a 1500 square foot showroom that features a collection of furniture, home accessories, lighting fixtures, home fragrance, handcrafted jewelry and more.