Exhibit 21.1
Subsidiaries of Blue Buffalo Pet Products, Inc.
The following are subsidiaries of Blue Buffalo Pet Products, Inc. and the jurisdictions in which they are organized.
Entity Name | Jurisdiction of Organization | |
| Blue Pet Products, Inc. | Delaware | |
| Blue Buffalo Company, Ltd. | Delaware | |
| Sierra Pet Products, LLC | Delaware | |
| Great Plains Leasing, LLC | Delaware | |
| Heartland Pet Food Manufacturing, Inc. | Delaware | |
| Heartland Pet Food Manufacturing Holdings, LLC | Delaware | |
| Heartland Pet Food Manufacturing Indiana, LLC | Delaware | |
| Blue Buffalo Pet Products Canada, Ltd. | Canada | |
| Blue Buffalo Mexico, S. de R.L. de C.V. | Mexico | |
| Blue Buffalo Import Mexico, S. de R.L. de C.V. | Mexico | |
| Blue Buffalo Japan Kabushiki Kaisha | Japan |
