| United Trust Bank | 🍎 | 1 | — | Business |
| United Underwriters Insurance | 🍎 | 1 | 5.0★ | Finance |
| United Utilities | 🍎 | 1 | 4.6★ | Utilities |
| United Wholesalers Pty Ltd | 🍎 | 1 | 4.5★ | Business |
| United Young | 🍎 | 1 | 4.7★ | SOCIAL_NETWORKING |
| United for her private limited | 🍎 | 1 | 4.6★ | Health & Fitness |
| UnitedMasters | 🍎 | 1 | 4.8★ | Music |
| Unitevo Information | 🍎 | 1 | 4.6★ | Health & Fitness |
| Unitio A | 🍎 | 1 | 4.5★ | Navigation |
| Unitronics | 🍎 | 1 | 4.0★ | Productivity |
| Unity Future Bright Sport Limited | 🍎 | 1 | 4.0★ | Sports |
| Unity School Ditrict | 🍎 | 1 | 2.6★ | Education |
| Unity Software FZE | 🍎 | 1 | 4.7★ | Finance |
| UnityLink Financial Services Ltd | 🍎 | 1 | 4.9★ | Finance |
| Uniugame | 🍎 | 1 | 3.8★ | Games |
| Univ of West Georgia Foundation Inc | 🍎 | 1 | 4.6★ | Education |
| Univated LTD | 🍎 | 1 | 5.0★ | Medical |
| Univers Tech | 🍎 | 1 | 4.4★ | Finance |
| Universal Bank | 🍎 | 1 | — | Finance |
| Universal EV LLC | 🍎 | 1 | 1.6★ | Navigation |
| Universal Electronics BV | 🍎 | 1 | — | Utilities |
| Universal Handicraft, Inc. | 🍎 | 1 | 4.9★ | Lifestyle |
| Universal Health Services | 🍎 | 1 | 4.2★ | Medical |
| Universal Magazines Pty Ltd | 🍎 | 1 | 5.0★ | Health & Fitness |
| Universal Mean Great Health Technology Co., Ltd. | 🍎 | 1 | 5.0★ | Shopping |
| Universal Property & Casualty Insurance Company | 🍎 | 1 | 4.5★ | Finance |
| Universal Zone Exchange Limited | 🍎 | 1 | 4.3★ | Finance |
| Universal АС Remote Lab | 🍎 | 1 | 4.8★ | Utilities |
| Universalbank | 🍎 | 1 | 5.0★ | Finance |
| Universalis Publishing | 🍎 | 1 | — | EDUCATION |
| Universe Exploration Company | 🍎 | 1 | 4.5★ | Productivity |
| Universidad Andrés Bello - Intranet | 🍎 | 1 | — | Education |
| Universidad Miguel Hernandez de Elche | 🍎 | 1 | 4.5★ | Education |
| Universis Technology | 🍎 | 1 | 3.8★ | Education |
| Universitaet Bayreuth | 🍎 | 1 | 4.6★ | Education |
| Universitair Medisch Centrum St Radboud | 🍎 | 1 | — | Medical |
| Universitas Bunda Mulia | 🍎 | 1 | — | Education |
| Universitat Politècnica de València | 🍎 | 1 | 3.7★ | Education |
| Universiti Kebangsaan Malaysia | 🍎 | 1 | — | News |
| Universiti Malaysia Perlis | 🍎 | 1 | — | Education |
| Universiti Malaysia Sarawak | 🍎 | 1 | 4.0★ | News |
| Universiti Teknologi Malaysia | 🍎 | 1 | 5.0★ | Lifestyle |
| University Bank | 🍎 | 1 | 4.9★ | Finance |
| University Hospitals Health System, Inc. | 🍎 | 1 | 4.3★ | Medical |
| University of Alberta | 🍎 | 1 | 4.0★ | Education |
| University of Arkansas at Little Rock | 🍎 | 1 | 5.0★ | Education |
| University of Bath | 🍎 | 1 | — | Education |
| University of Beer LLC | 🍎 | 1 | 4.4★ | Business |
| University of California, Berkeley | 🍎 | 1 | 3.3★ | Weather |
| University of California, Davis | 🍎 | 1 | 4.9★ | Medical |