100-year-old distributor purchased by large subsidiary Patterson Veterinary Supply says the acquisition of Miller Vet will strengthen its presence in the companion animal market May 7, 2021 Nebraska-based multiregional veterinary distributor Miller Vet has been purchased by Patterson Veterinary Supply, a subsidiary of Patterson Companies. Founded in 1920, Miller Vet is a privately owned company with four distribution facilities across the Cornhusker State. The acquired business will be integrated into Patterson Veterinary’s existing facilities and operations, with a large number of Miller Vet sales reps staying on, Patterson reports. The acquisition is expected to grow Patterson Animal Health’s presence in the companion animal market, the company says.