| Union Colony Brewery | Greeley, Colorado |
| Union Craft Brewing | Baltimore |
| Unionsbru Haidhausen | Mnchen, Germany |
| Unita Brewing | Salt Lake City, Utah |
| United Breweries Limited | Bangalore, India |
| United Dutch Breweries B.V. | Breda, Netherlands |
| Unity Brewing Co. / Weathered Souls Brewing Co. | |
| Unity Vibration | Ypsilanti, Michigan |
| The Unknown Brewing Co. | |
| Unruly Brewing Co. | Muskegon, MI |
| Unseen Creatures Brewing and Blending | Miami, Florida |
| Unsung Brewing Company | Tustin, California |
| Untitled Art | Waunakee |
| Untitled Art / Bottle Logic | Waunakee |
| Untitled Art / Cerebral Brewing | |