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| The Medical College of Wisconsin Inc. | — | 20171827700 | 2017-11-01 | Active | Milwaukee |
| The Michaels Organization Educational Foundation | — | 20151492495 | 2015-07-29 | Active | Camden |
| The Miller Center Foundation | — | 20251542162 | 2025-05-13 | Active | Charlottesville |
| The National Catholic Reporter Publishing Company | — | 20171098867 | 2017-02-02 | Active | Kansas City |
| The New Museum at the Bradford Brinton Ranch | — | 20171448499 | 2017-06-16 | Active | Big Horn |
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| The Science Museum of Minnesota | — | 20121552298 | 2012-10-02 | Active | Saint Paul |
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