| Rivendell AcademyCambridge | Form 990-EZ | $117,689FY2025 |
| Dreamfar High School MarathonNewton | Form 990-EZ | $117,672FY2025 |
| The Glover School Parent Teacher Organization IncMilton | Form 990-EZ | $117,223FY2025 |
| Chelmsford High School All Sports Boosters Club IncChelmsford | Form 990-EZ | $116,976FY2025 |
| Seekonk Music Parents AssociationSeekonk | Form 990-EZ | $116,463FY2024 |
| Cape Cod Speaker Series IncBarnstable | Form 990-EZ | $116,382FY2025 |
| Alumni and Friends of Lynn Classical High School IncLynn | Form 990-EZ | $116,364FY2025 |
| Stella Maris Catholic Academy IncScituate | Form 990-EZ | $116,300FY2026 |
| Alumni and Friends of Belmont High SchoolBelmont | Form 990 | $116,252FY2025 |
| Friends of St John the Evangelist School IncAttleboro | Form 990-EZ | $116,085FY2026 |
| Examined Life - Greek Studies in the SchoolsBrookline | Form 990-EZ | $116,077FY2025 |
| Cape Cod Toy Library IncEast Harwich | Form 990-EZ | $115,373FY2024 |
| Wayland Public Schools Foundation IncWayland | Form 990 | $114,691FY2025 |
| Space Consortium IncCambridge | Form 990-EZ | $114,644FY2025 |
| Voter Choice Education Fund IncArlington | Form 990-EZ | $114,373FY2025 |
| Veteran Entrepreneurial Training and Resource Network IncWayland | Form 990-EZ | $114,297FY2025 |
| Wise Up Foundation IncDedham | Form 990-EZ | $114,259FY2024 |
| Youth Debate Academy IncBrookline | Form 990-EZ | $113,955FY2026 |
| Peabody Education FoundationPeabody | Form 990-EZ | $113,518FY2025 |
| Arms Library Association IncShelburne Falls | Form 990 | $112,645FY2026 |
| Adac Advocacy Foundation IncLeominster | Form 990-EZ | $112,400FY2024 |
| Friends of Wellesley Metco IncWellesley | Form 990-EZ | $112,348FY2025 |
| Newton South High School Boosters Club TrustNewton | Form 990-EZ | $112,245FY2025 |
| Harvey Foundation IncNantucket | Form 990-EZ | $111,470FY2024 |
| Newton North High School Parent Teacher Student OrganizationNewton | Form 990-EZ | $111,395FY2025 |
| Henry C Sanborn School PTOAndover | Form 990-EZ | $111,140FY2026 |
| New England Narcotic Enforcement Officers Association IncFramingham | Form 990-EZ | $110,964FY2024 |
| King Philip HS Gridiron Club IncWrentham | Form 990-EZ | $110,906FY2025 |
| Muraco Elementary School Parents AssociationWinchester | Form 990-EZ | $110,140FY2025 |
| Center for the Study of Groups & Social Systems IncBoston | Form 990-EZ | $109,882FY2025 |
| Friends of Forbes Library IncNorthampton | Form 990 | $109,188FY2025 |
| Abington Parent Teacher OrganizationAbington | Form 990-EZ | $108,965FY2024 |
| One Billion Literates Foundation USAChestnut Hill | Form 990-EZ | $108,724FY2025 |
| Wakefield Music Boosters Association IncWakefield | Form 990-EZ | $108,404FY2025 |
| Neponset Rowing Club IncMilton | Form 990-EZ | $107,995FY2024 |
| Carver Home School AssociationCarver | Form 990-EZ | $107,987FY2025 |
| CGS PTOMethuen | Form 990-EZ | $107,889FY2026 |
| Hull Boosters Club IncHull | Form 990-EZ | $107,795FY2025 |
| Liberated Learners IncHadley | Form 990-EZ | $107,686FY2024 |
| Friends the PTO of Sutton Elementary School and SimonianSutton | Form 990-EZ | $107,516FY2025 |
| International Institute for Islamic Studies IncHingham | Form 990-EZ | $107,384FY2024 |
| Educational Foundation for Rockport IncRockport | Form 990 | $107,380FY2024 |
| Middleton Parent-Teacher OrganizationMiddleton | Form 990-EZ | $106,791FY2025 |
| Boylston Chess Foundation IncBoston | Form 990 | $106,585FY2025 |
| Dartmouth Educational AssociationSharon | Form 990 | $106,274FY2025 |
| Women Changemakers for Education IncBoston | Form 990-EZ | $106,015FY2025 |
| Officer Sean a Collier Memorial Fund IncTyngsboro | Form 990-EZ | $105,685FY2025 |
| Leicester Elementary School PTOLeicester | Form 990-EZ | $105,637FY2026 |
| Angels AnonymousFall River | Form 990-EZ | $105,346FY2024 |
| Institute of Student Loan Advisors CorporationPlymouth | Form 990-EZ | $105,086FY2025 |