Hagen Inc. (officially The Rolf C. Hagen Group of Companies) is a pet supplies company headquartered in Montreal, Quebec, Canada, and founded in 1955 by Rolf C. Hagen with the help of his brothers, Dieter and Horst.
The Hagen Inc. (officially The Rolf C. Hagen Group of Companies) is a Canadian pet supplies firm headquartered in Montreal, Quebec, established in 1955 by Rolf C. Hagen along with his brothers Dieter and Horst.