Breeding Facilities
Detailed profiles of the major US beagle breeding facilities — active, closing, and closed. Each facility has tabbed sections covering conditions, timeline, evidence, legal actions, people, and sources.
Ridglan Farms
Closing July 2026Blue Mounds, Wisconsin
~3,200 dogs · 311 violations · Special prosecutor · Settlement
The nation's second-largest research dog breeder. 2017 investigation → 6 years of DA inaction → 311 state violations → license surrender.
Envigo / Inotiv
Closed 2023Cumberland, Virginia
~5,000 dogs · 70+ AWA violations · $35M fine · 4,000 rescued
The largest AWA enforcement action in history. Operated since the 1960s as Hazleton → Covance → Envigo → Inotiv.
Marshall BioResources
Active — Near MonopolyNorth Rose, New York (+ global)
~23,000 dogs · 7 countries · 20+ USDA violations · Founded 1939
The world's largest beagle breeder. With Envigo and Ridglan gone, approaching monopoly status in the US market.