- Superior Staffing Services
- Superior Systems
- Superior Technical Resources
- Superior Tire Service
- Superior Towing
- Superior Transmission
- Superior Window Products
- Super-Lube 10-Minute Oil Change
- Supermarket of Shoes
- Superpawn - National Jewelry Liquidation Center
- Superpetz
- Superpumper
- Superstore
- Super-Tans
- Super-Tech
- Supervalu
- Supplemental Health Care
- Supply New England
- Supreme Auto Body
- Supreme Fish Delight
- Supreme Lending
- Supreme Pizza
- Supreme Systems
- Sur La Table
- Sure Guard Storage Centers
- Surefoot
- Surf City
- Surf Taco
- Surfaces
- Surgery Center
- Surplus City
- Surplus Warehouse
- Susan's
- Susan's Beauty Salon
- Susan's Salon
- Sushi House
- Susie's Deals
- Susser Holdings
- Sutherland Lumber