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| WK Kellogg Co Subsidiaries | State or Other Jurisdiction of Incorporation |
| 1906 Foreign Trading LLC | Delaware |
| 1906 GBS Mex Co, S de RL de CV | Mexico |
| 1906 Mexicali Co, S de RL de CV | Mexico |
| BC Can Holding II LLC | Delaware |
| BC Mex Holding I LLC | Delaware |
| BC Mex Holding II LLC | Delaware |
| BCHQ Real Estate LLC | Delaware |
| Bear Naked LLC | Delaware |
| Kashi LLC | California |
| Kashi Sales, L.L.C. | Delaware |
| Kellogg USA LLC | Michigan |
| WK Kellogg Business Services LLC | Delaware |
| WK Kellogg Canada Corp. | Canada |
| WK Kellogg NA Holding Co | Delaware |
| WK Kellogg North America LLC | Delaware |
| WK Kellogg Puerto Rico LLC | Puerto Rico |
| WK Kellogg Sales LLC | Delaware |
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