Sorted by number of clicks:
| Umbra | 154 |
| Universal Studios | 59 |
| Ultra Hardware | 51 |
| Unknown | 47 |
| UNISAN | 44 |
| UniFlame | 34 |
| Union Tools | 26 |
| Universal | 25 |
| UNION | 23 |
| United Pet Group Tetra | 18 |
| Urban Boundaries | 13 |
| Union Tools P | 12 |
| US Acrylic | 11 |
| Unique Arts | 10 |
| Urine Off | 10 |
| US FORGE | 10 |
| UZO1 | 10 |
| Ultimate Edge | 9 |
| Ultra | 9 |
| U S GYPSUM | 8 |
182 manufacturers.
