| Oak Ridge Institute for Continued Learning IncOak Ridge | Form 990-EZ | $88,943FY2025 |
| Always Bev LLCHermitage | Form 990-EZ | $88,644FY2025 |
| Holy Family AcademyCordova | Form 990-EZ | $88,464FY2024 |
| Tennessee Gas Association Scholarship FoundationNashville | Form 990 | $88,130FY2024 |
| Center for Research and Education in TechnologyGallatin | Form 990-EZ | $87,930FY2024 |
| The Oakland High School Band Boosters ClubMurfreesboro | Form 990-EZ | $87,746FY2025 |
| Mount Pleasant Forward FoundationMount Pleasant | Form 990-EZ | $87,517FY2025 |
| Riverdale Lady Warriors SoftballMurfreesboro | Form 990-EZ | $87,493FY2025 |
| Tennessee Association for Pupil TransportationMcMinnville | Form 990-EZ | $87,332FY2025 |
| Parent Teacher Organization of Mill Creek Elementary SchoolNolensville | Form 990-EZ | $87,293FY2025 |
| Thompsons Station Elementary School PTOThompson's Station | Form 990-EZ | $86,681FY2025 |
| Tennessee Association of Colleges for Teacher EducationChattanooga | Form 990-EZ | $86,655FY2025 |
| Gold Star MentorsNashville | Form 990-EZ | $86,551FY2025 |
| Legacy Middle School PTOFranklin | Form 990-EZ | $86,216FY2025 |
| Parent Teacher Organization of Walnut Grove Elementary SchoolFranklin | Form 990-EZ | $85,668FY2024 |
| Jefferson County Educational and Community FoundationDandridge | Form 990-EZ | $85,611FY2024 |
| Hendersonville High School Band Boosters IncHendersonville | Form 990-EZ | $85,429FY2026 |
| John Adams Elementary School PTOKingsport | Form 990-EZ | $85,356FY2026 |
| Building Block School for the Arts LLCColumbia | Form 990-EZ | $85,213FY2025 |
| Parent Booster USA IncKnoxville | Form 990-EZ | $85,108FY2025 |
| Kia Kima Alumni AssociationMemphis | Form 990-EZ | $84,415FY2024 |
| Kindness for Kids IncNashville | Form 990-EZ | $83,831FY2025 |
| Friends of the Art Circle Public LibraryCrossville | Form 990-EZ | $83,740FY2025 |
| Cookeville Impact IncCookeville | Form 990-EZ | $83,647FY2024 |
| Achievement Initiative of Middle Tennessee AimtnFranklin | Form 990-EZ | $83,293FY2024 |
| Kiwanis Club of Newport Foundation IncNewport | Form 990-EZ | $83,156FY2025 |
| Forest Hill Elementary School PTOMemphis | Form 990-EZ | $83,110FY2025 |
| Hearts & Hands Scholarship FundTownsend | Form 990 | $83,012FY2025 |
| Monroe Mandolin CampMount Juliet | Form 990-EZ | $82,860FY2025 |
| Farragut High School Dance Team BoostersKnoxville | Form 990-EZ | $82,099FY2025 |
| Salem Elementary PTOMurfreesboro | Form 990-EZ | $81,733FY2025 |
| Mill Creek Elementary PTOKnoxville | Form 990-EZ | $81,214FY2025 |
| William Blount High School Band BoostersMaryville | Form 990-EZ | $81,130FY2026 |
| Sango Elementary PTOClarksville | Form 990-EZ | $81,038FY2025 |
| Hidden Treasures Academy IncJefferson City | Form 990-EZ | $80,854FY2021 |
| Bison Soccer Booster ClubGallatin | Form 990-EZ | $80,783FY2025 |
| Dan Mills Elementary School Parents Teachers OrganizationNashville | Form 990-EZ | $80,690FY2025 |
| Collierville Partners in EducationCollierville | Form 990 | $80,500FY2025 |
| McFadden School of Excellence Parent Teach Organization IncMurfreesboro | Form 990-EZ | $80,319FY2025 |
| Rachel Gamble Memorial Scholarship FundChattanooga | Form 990-EZ | $80,058FY2025 |
| Union Year-Round Elementary School PTOGallatin | Form 990-EZ | $79,828FY2026 |
| International Association of Lions ClubsLoudon | Form 990-EZ | $79,817FY2025 |
| Eakin School Parent Teacher OrganizationNashville | Form 990-EZ | $79,643FY2025 |
| Merrol Hyde Magnet School PTOHendersonville | Form 990-EZ | $79,397FY2025 |
| Maryville City School Booster Club IncMaryville | Form 990-EZ | $79,366FY2026 |
| Station Camp High School Dug OutclubGallatin | Form 990-EZ | $79,179FY2025 |
| Farragut Band Boosters IncFarragut | Form 990-EZ | $79,094FY2025 |
| Al Lotts Elementary PTOKnoxville | Form 990-EZ | $79,052FY2025 |
| American College of Veterinary MicrobiologistsMount Juliet | Form 990-EZ | $78,875FY2024 |
| New Market Elementary PTONew Market | Form 990-EZ | $78,604FY2026 |