Commercial designers work with public spaces, such as museums, hotels, stores, offices, libraries, and hotels.
Exhibit designers are charged with the design of display units as well as their complementing lighting, traffic flow, and other elements of the gallery, museum, or trade show.
Interior decorators are concerned solely with aesthetics, such as paint colors, lighting, fabrics, and furniture.
Residential interior designers work with homeowners to enhance the safety, function, and overall aesthetic of their homes. Interior designers differ slightly from decorators, as they are also concerned with specifications, usability, and safety. Designers occasionally specialize in kitchens, baths, or lighting.
Lighting designers use elements of lighting to improve spaces all the while addressing issues of code, energy, maintenance, and safety.
Set designers collaborate with producers and art directors to design realistic-looking settings for theatre productions, films, television shows, commercials, and other live events.
Space planners are concerned with maximizing a room's efficiency and comfort.