| Unit Screen | Unit Services | Unit Set | Unit Shelving |
| Unit Shoes | Unit Shoulder | Unit Solar | Unit Spot |
| Unit Staircase | Unit Substation | Unit Substation Transformer | Unit Suction System |
| Unit Sugar | Unit Super Market | Unit Suspended | Unit Switches |
| Unit System | Unit Thermostat | Unit Timer | Unit Toys |
| Unit Types | Unit Valve | Unit Vanity | Unit Ventilator |
| Unit Wall Heaters | Unit Walls | Unit Water | Unit Window |
| Unit Wire | Unit Wrapping | Unit York | Unitards |
| Unitary Air | Unite Motor | Unite States | Unitech Products |
| United Air Line | United Arab | United Bracelet | United Coffee |
| United Components | United Components Inc | United Corporate Services | United Cotton |
| United Electric Motors | United Electric Temperature | United Electrical Products | United Equipment |
| United Financial | United Food | United Frame | United Hospitality |
| United Hospitality Supplies | United Limited | United Mobile | United Plastic |
| United Portable Toilets | United Power Generator | United Radio | United Refrigeration |
| United Rentals Equipment | United Rentals Lift | United Rotary | United Security Camera |
| United Shoes | United Silicone | United Solution Service | United Sources |
| United States Games | United States Granite | United States Large | United States Manufacturer |
| United States Manufacturers | United States Plastic | United States Tile | United Steel |
| United Steel Products | United Technologies Automotive | United Technology Inc | United Tool Rentals |