| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $446,295FY2025 |
| Lowcountry Literacy PropjectMount Pleasant | Form 990 | $445,101FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $430,694FY2025 |
| Pleasant Grove AcademyMarion | Form 990 | $429,189FY2025 |
| Uss Liberty Veterans AssociationPawleys Island | Form 990 | $427,978FY2025 |
| Greenwood Womens CenterGreenwood | Form 990 | $408,882FY2026 |
| South Carolina State University National Alumni AssociationOrangeburg | Form 990 | $407,889FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $405,769FY2025 |
| Dorchester Two Educational FoundationSummerville | Form 990 | $405,765FY2025 |
| Greenville Woodworkers Guild IncorporatedGreenville | Form 990 | $400,495FY2025 |
| Berkeley High School Athletic Booster ClubMoncks Corner | Form 990 | $397,835FY2025 |
| River Bluff Band BoostersLexington | Form 990 | $395,271FY2025 |
| Christian Learning Centers of Greenville CountyGreenville | Form 990 | $395,229FY2024 |
| Adult Learning Center IncSpartanburg | Form 990 | $394,287FY2025 |
| Clover High School Athletic Booster Club IncClover | Form 990 | $393,941FY2025 |
| Friends of the Charleston County LibraryCharleston | Form 990 | $380,695FY2024 |
| Wegoja FoundationColumbia | Form 990 | $376,058FY2025 |
| Beyond Our Walls IncNorth Charleston | Form 990 | $371,095FY2025 |
| Greenville Country Club Scholarship FoundationGreenville | Form 990 | $366,499FY2025 |
| Stray Dog SocietyMount Pleasant | Form 990 | $359,885FY2024 |
| Brick Education and Research FoundationAnderson | Form 990 | $358,987FY2025 |
| One Beckham Athletics FoundationMount Pleasant | Form 990 | $358,370FY2025 |
| Cane Bay High School Athletic BoostersSummerville | Form 990 | $350,850FY2025 |
| South Carolina State Firemens AssocColumbia | Form 990 | $343,530FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $338,759FY2025 |
| Carolina Park Elementary PTOMount Pleasant | Form 990 | $337,596FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $333,809FY2025 |
| SSSM FlorenceWest Columbia | Form 990 | $333,737FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $333,638FY2025 |
| Miss Rubys KidsGeorgetown | Form 990 | $332,288FY2025 |
| South Carolina Restaurant and Lodging FoundationColumbia | Form 990 | $326,945FY2024 |
| Miss BS Learning BeesColumbia | Form 990 | $323,039FY2023 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $322,233FY2025 |
| Myrtle Beach High School All Sports Booster ClubMyrtle Beach | Form 990 | $321,788FY2025 |
| Hilton Head Island All Sports Booster Club IncHilton Head | Form 990 | $319,666FY2025 |
| River Bluff High School Athletic Booster ClubLexington | Form 990 | $318,263FY2025 |
| East Clarendon Athletic Booster ClubTurbeville | Form 990 | $316,877FY2025 |
| South Carolina Indian Development Council IncRock Hill | Form 990 | $313,947FY2026 |
| Sior SE Regional Convention IncCharleston | Form 990 | $313,262FY2025 |
| John de La Howe School FoundationMcCormick | Form 990 | $308,920FY2025 |
| Edvanced ConsultingBlythewood | Form 990 | $304,500FY2025 |
| Bluffton High School Booster ClubBluffton | Form 990 | $304,137FY2026 |
| South Carolina Virtual Education FoundationOkatie | Form 990 | $302,951FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $300,272FY2025 |
| South Carolina First Steps to School Readiness Board of TrusteesGreenwood | Form 990 | $299,360FY2025 |
| Lowcountry Maritime SocietyCharleston | Form 990 | $299,340FY2025 |
| SC Progressive Network Education FundColumbia | Form 990 | $291,567FY2024 |
| Carolina Forest All Sports Booster Club IncMyrtle Beach | Form 990 | $290,145FY2025 |
| Dorman High School Athletic Booster ClubRoebuck | Form 990 | $284,707FY2025 |
| Government Finance Officers Association of PennsylvaniaCharleston | Form 990 | $280,277FY2024 |