| Alpha Gamma Rho Educational Foundation of Alpha Phi ChapterBrookings | Form 990-EZ | $161,347FY2025 |
| Anusara School of Hatha Yoga IncRapid City | Form 990-EZ | $156,611FY2025 |
| Educators Rising South DakotaHarrisburg | Form 990-EZ | $154,868FY2026 |
| Rapid City Library Foundation IncRapid City | Form 990 | $146,457FY2025 |
| Association for Careen and Tech Education IncDeadwood | Form 990-EZ | $140,083FY2025 |
| Tiger NationHarrisburg | Form 990-EZ | $138,491FY2025 |
| Spink County Daycare IncRedfield | Form 990-EZ | $137,115FY2025 |
| Helping Hands for HaitiIrene | Form 990-EZ | $133,139FY2025 |
| Dry Scrubber Users Association IncRapid City | Form 990-EZ | $127,146FY2025 |
| Tea Area School District AssociationTea | Form 990-EZ | $125,259FY2024 |
| Kul Wicasa WopasiLower Brule | Form 990-EZ | $123,994FY2024 |
| Faith Home and SchoolMitchell | Form 990-EZ | $122,693FY2025 |
| Mitchell Community Scholarship Fund IncMitchell | Form 990 | $118,943FY2024 |
| Gettysburg School District FoundationGettysburg | Form 990-EZ | $118,607FY2025 |
| South Dakota Mineral Industries AssociationRapid City | Form 990-EZ | $117,921FY2025 |
| Jefferson High School Chorus BoostersSioux Falls | Form 990-EZ | $117,645FY2026 |
| Michael Glynn Memorial CoalitionWhite River | Form 990-EZ | $103,657FY2026 |
| Lake Area Technical Institute Alumni AssociationWatertown | Form 990-EZ | $103,441FY2025 |
| Shakarparian Education WelfareSioux Falls | Form 990-EZ | $103,050FY2025 |
| Harrisburg SD Youth WrestlingHarrisburg | Form 990-EZ | $95,544FY2025 |
| Aberdeen Library FoundationAberdeen | Form 990 | $92,631FY2025 |
| Tolerance Week IncDakota Dunes | Form 990-EZ | $90,412FY2025 |
| Sturgis Community Preschool IncSturgis | Form 990-EZ | $82,466FY2026 |
| Spartan Athletic Booster Club IncSpearfish | Form 990-EZ | $76,764FY2025 |
| John Harris Elementary School Parent Teacher OrganizationSioux Falls | Form 990-EZ | $71,699FY2025 |
| Mike Entringer Memorial Scholarship IncBrookings | Form 990-EZ | $69,713FY2025 |
| Twin Rivers Old Iron AssociationDelmont | Form 990-EZ | $69,607FY2025 |
| Elk Point-Jefferson Educational FoundationElk Point | Form 990-EZ | $69,323FY2025 |
| Center for American Indian Research and Native StudiesMartin | Form 990-EZ | $69,050FY2024 |
| Yankton High Adult Booster ClubYankton | Form 990-EZ | $67,439FY2026 |
| Brookings School District FoundationBrookings | Form 990-EZ | $65,689FY2024 |
| Elk NationElkton | Form 990-EZ | $64,821FY2025 |
| South Dakota Retailers Association Educational Trust FundPierre | Form 990 | $62,795FY2025 |
| South Dakota Library AssociationSioux Falls | Form 990-EZ | $62,783FY2024 |
| Black Hills Library ConsortiumRapid City | Form 990-EZ | $54,998FY2025 |
| South Dakota United Schools AssociationMilbank | Form 990-EZ | $51,573FY2025 |
| The Elkton Community Child Care and Education Center IncElkton | Form 990-EZ | $50,000FY2022 |
| Brittany Corcoran Schorlaship FundHarrisburg | Form 990-EZ | $47,407FY2025 |
| Beresford Athletic Booster Club IncBeresford | Form 990-EZ | $46,383FY2025 |
| American College of Certified Wound SpecialistBrandon | Form 990-N | No figure |
| Harrisburg Endeavor PTOSioux Falls | Form 990-EZ | $45,838FY2025 |
| Rapid City Band Association IncRapid City | Form 990-N | No figure |
| Sturgis Booster ClubSturgis | Form 990-EZ | $44,226FY2024 |
| Sioux Falls Washington High School Marching Band BoostersSioux Falls | Form 990-EZ | $43,502FY2025 |
| Dial CorporationPlatte | Form 990-N | No figure |
| Commission for Oceti Sakowin AccreditationPine Ridge | Form 990-N | No figure |
| Sioux Falls Jefferson High School Booster Club IncSioux Falls | Form 990-N | No figure |
| Sioux Falls Washington High School Chorus BoostersSioux Falls | Form 990-EZ | $33,740FY2025 |
| Dakota Valley Parent Teacher OrganizationNorth Sioux City | Form 990-N | No figure |
| Rich Vogler Scholarship Foundation IncSioux Falls | Form 990-N | No figure |