Interior Design - The Wellesley Design Center has been accommodating hundreds of clients with interiors of distinction for over 20 years, owing its stellar reputation to an equal ability of being able to listen to clients’ needs and implementing these ideas with the designers’ creative talent. The Wellesley Design Center provides a full gamut of services, ranging from floor plans, elevated sketches, finishes, furnishings, window treatments, color schemes, and accessorizing, to subcontracting and meeting with builders and architects.