| Abbreviation | Definition |
|---|---|
| UMA | University Medical Associates |
| UMB | Upper Midwest Broadcasting |
| UMC | Machining Company |
| UMC | Ultra Machining Company |
| UMC | Unbilled Metered Consumption |
| UMC | United Manufacturing Corporation |
| UMC | United Mining Corporation |
| UMC | Universal Microwave Corporation |
| UMCC | United Motorcar Company |
| UMCC | Univeril Median And Communication Concern |
| UMCC | Universal Microwave Components Corporation |
| UME | Uniconsult Middle East |
| UME | United Metal Enterprise Company, Ltd. |
| UMERC | Upper Michigan Energy Resources Corporation |
| UMFI | Unique Metal Fabrication Inc |
| UMFI | Unique Metal Fabrications, Inc. |
| UMFI | United Motor Freight Inc. |
| UMFI | Upland Marketing Foundation Inc |
| UMG | Universal Motown Records Group |
| UMG | Universal Music Group |