| Queer Straight Alliance of Gallatin CountyBozeman | Form 990-N | No figure |
| 406 Greater Good CompanyPark City | Form 990-N | No figure |
| Donlews Foundation IncGreat Falls | Form 990-N | No figure |
| Friends of Neighborhood SchoolsHelena | Form 990-N | No figure |
| International Education Networking Initiative IncBozeman | Form 990-N | No figure |
| National Alliance of Families for the Return of Amer Missing ServmenBillings | Form 990-N | No figure |
| Denton Booster Club IncDenton | Form 990-N | No figure |
| Ben Steele Middle School PTOBillings | Form 990-N | No figure |
| United States Ham Radio CouncilKalispell | Form 990-N | No figure |
| A Cowboys HaloBuffalo | Form 990-N | No figure |
| Jordan Elementary Parent Teacher OrganizationJordan | Form 990-N | No figure |
| English Para TodosBozeman | Form 990-N | No figure |
| Avon Booster ClubAvon | Form 990-N | No figure |
| Havre Ffa Alumni and SupportersHavre | Form 990-N | No figure |
| Will James PTOBillings | Form 990-N | No figure |
| Wild Rose SchoolHelena | Form 990-N | No figure |
| Baker Music BoostersBaker | Form 990-N | No figure |
| Zootown Homeschooling CommunityMissoula | Form 990-N | No figure |
| Huckleberry AcademyGreat Falls | Form 990-N | No figure |
| Montana Congress Parents Teachers StudentsBillings | Form 990-N | No figure |
| Parent Booster USA IncKalispell | Form 990-N | No figure |
| Sea State FoundationBozeman | Form 990-N | No figure |
| Homestake CommunityLewistown | Form 990-N | No figure |
| Riverhawks RoboticsMissoula | Form 990-N | No figure |
| Financial Fitness Foundation LLCMartin City | Form 990-N | No figure |
| Community Minded SolutionsLewistown | Form 990-N | No figure |
| Parent Booster USA IncCorvallis | Form 990-N | No figure |
| Halles Hope Foundation IncWibaux | Form 990-N | No figure |
| Great Falls High School Project GraduationGreat Falls | Form 990-N | No figure |
| Whittier Parent OrganizationBozeman | Form 990-N | No figure |
| Thompson Falls PTOThompson Falls | Form 990-N | No figure |
| Future Farmers of America and Its State Associations & Local ChapterBaker | Form 990-N | No figure |
| Sae Automotive Interest ClubBozeman | Form 990-N | No figure |
| Rocky Mountain Behavior InstituteHamilton | Form 990-N | No figure |
| Blooming Brains HomeschoolSidney | Form 990-N | No figure |
| Sentinel Choir Boosters IncMissoula | Form 990-N | No figure |
| Belgrade Middle School PTKBelgrade | Form 990-N | No figure |
| Three Forks Parent Action CouncilThree Forks | Form 990-N | No figure |
| C M Russell High School Project Graduation IncorporatedGreat Falls | Form 990-N | No figure |
| Alberton Community Engagement in STEMAlberton | Form 990-N | No figure |
| The@rise Up ProjectHelena | Form 990-N | No figure |
| Heros STEAM CenterRed Lodge | Form 990 or 990-EZ | No figure |
| HeliquestKalispell | Form 990-N | No figure |
| Futures PromiseLivingston | Form 990-N | No figure |
| Montana Election Observation Initiative IncHelena | Form 990-N | No figure |
| Paws Parents Advocating and Working for Schools Students and StaffColumbus | Form 990-N | No figure |
| Porter CouncilMissoula | Form 990-N | No figure |
| GFHS Legacy Alumni AssociationGreat Falls | Form 990 or 990-EZ | No figure |
| Friends of the Plains Public LibraryPlains | Form 990-N | No figure |
| American Guild of Notaries PublicEast Helena | Form 990-N | No figure |