Dieter and Horst Hagen joined the company later after immigrating from Germany, becoming key members of the firm.

[1] Rolf C. Hagen began acquiring bird seeds from the prairies in Western Canada with the intention of exporting them back to Germany, where he had established contacts.

This was the initial stage of his new venture before expanding his business into a diverse pet supplies manufacturer.

During the past fifty years, the Hagen Group of Companies was able to export its business from Canada to the international market.

[1] Its global head office is located in Montreal, Quebec, Canada, and was completed in June 2006.