| Auburn & Worcester Youth Lacrosse IncAuburn | Form 990-N | No figure |
| Dennis Yarmouth Dolphin Youth Football Association IncWest Yarmouth | Form 990-N | No figure |
| Para Rowing Foundation IncBrookline | Form 990-N | No figure |
| Southcoast United Soccer Club IncNew Bedford | Form 990-N | No figure |
| Go Vineyard Running IncVineyard Haven | Form 990-N | No figure |
| All American Amateur Baseball AssociationMilford | Form 990-N | No figure |
| Rockport Youth SoccerRockport | Form 990-N | No figure |
| Friends of Reading Rockets Hockey IncReading | Form 990-N | No figure |
| Southbridge Youth Football and CheerSouthbridge | Form 990-N | No figure |
| Hudson Travel Basketball IncHudson | Form 990-N | No figure |
| Boston Rowing Federation IncWrentham | Form 990-N | No figure |
| Massachusetts Youth Rugby Organization IncEast Longmeadow | Form 990-N | No figure |
| Friends of the Danvers Rail TrailDanvers | Form 990-N | No figure |
| Rancho Folclorico Recordacoes de Portugal IncNew Bedford | Form 990-N | No figure |
| Hockomock Summer League IncFoxborough | Form 990-N | No figure |
| Palmer Cowboys Youth Football AssociationPalmer | Form 990-N | No figure |
| Cape Cod Senior Babe Ruth IncOsterville | Form 990-N | No figure |
| Walpole High School Class of 84Foxboro | Form 990-N | No figure |
| Curling Club of the Berkshires IncLenox | Form 990-N | No figure |
| Monomoy Youth SoccerHarwich | Form 990-N | No figure |
| Dudley Youth Basketball League IncDudley | Form 990-N | No figure |
| Belchertown Football AssociationBelchertown | Form 990-N | No figure |
| Somerville High School Track Parents and Alumni Club IncDorchester | Form 990-N | No figure |
| Barnstable Girls LacrosseOsterville | Form 990-N | No figure |
| Bizzarro RacingMashpee | Form 990-N | No figure |
| Chelmsford Youth Wrestling IncChelmsford | Form 990-N | No figure |
| North Attleboro Diamond Club IncNorth Attleboro | Form 990-N | No figure |
| Haverhilldowntown BoxingHaverhill | Form 990-N | No figure |
| Tiger ClubTyngsboro | Form 990-N | No figure |
| Annisquam Yacht Club Sailing & Tennis Program IncGloucester | Form 990-N | No figure |
| Whaling City Rowing Club IncNew Bedford | Form 990-N | No figure |
| Twin City Youth Hockey Association IncLeominster | Form 990-N | No figure |
| Friends of North Reading Parks & Recreation CommitteeNorth Reading | Form 990-N | No figure |
| Include Compete Empower Adaptive SportsNatick | Form 990-N | No figure |
| Friends of King Philip High School Hockey IncWrentham | Form 990-N | No figure |
| Marthas Vineyard Girls Ice Hockey BoosterVineyard Haven | Form 990-N | No figure |
| Friends of CCHS LacrosseConcord | Form 990-N | No figure |
| Oliver Ames Baseball BoostersNorth Easton | Form 990-N | No figure |
| Pepperell SoftballPepperell | Form 990-N | No figure |
| Next Level Boston SportsBoston | Form 990-EZ | $20,643FY2025 |
| Belmont Boosters Organization IncBelmont | Form 990-N | No figure |
| Wingaersheek Yacht Club IncGloucester | Form 990-N | No figure |
| Essex County Sportsmens Association of Newbury Port Mass IncNewburyport | Form 990-N | No figure |
| Dudley-Charlton Youth Lacrosse AssociationDudley | Form 990-N | No figure |
| Nantucket Hunting AssociationNantucket | Form 990-N | No figure |
| Football Club Boston IncAuburn | Form 990-N | No figure |
| Second Half Sport FoundationConcord | Form 990-N | No figure |
| Teamwork Agility Club of Central MassachusettsMendon | Form 990-EZ | $19,030FY2025 |
| North Reading Diamond Club IncNorth Reading | Form 990-N | No figure |
| Malden Babe Ruth League BaseballMalden | Form 990-N | No figure |