| Xi Phi Lambda Chapter of Alpha Phi Alpha Fraternity IncSummerville | Form 990-N | No figure |
| Foundation for Educational ExcellenceBluffton | Form 990-N | No figure |
| Victoria S Place IncColumbia | Form 990-N | No figure |
| South Carolina Higher Education Foundation IncColumbia | Form 990-N | No figure |
| Ace Mentory Program of Greater Charleston IncCharleston | Form 990-N | No figure |
| Owens Christian Academy FoundationNorth Charleston | Form 990-N | No figure |
| PTA SC Congress Oakland ElementaryInman | Form 990-N | No figure |
| South Carolina State University National Alumni AssociationColumbia | Form 990-N | No figure |
| South Carolina Military Scholarship & Family Care Association IncGreenville | Form 990-N | No figure |
| Emerald High School Athletic Booster Club IncGreenwood | Form 990-N | No figure |
| South Carolina State University Advancement Foundation IncColumbia | Form 990-EZ | $11,852FY2025 |
| Coach Mulkey IncJohns Island | Form 990-N | No figure |
| General Conference of Grand Chapters Hram & Grand Courts H JColumbia | Form 990-N | No figure |
| For the Love of CommunityClemson | Form 990-N | No figure |
| The CoveringFort Mill | Form 990-N | No figure |
| Kathryn George Frost Leadership FoundationLatta | Form 990-N | No figure |
| Beechwood Middle School PTOLexington | Form 990-EZ | $9,000FY2023 |
| South Carolina Society of Professional Engineers EducationalColumbia | Form 990-N | No figure |
| Italian American Heritage Festival LLCSimpsonville | Form 990-EZ | $7,741FY2025 |
| Greenwood High School Chorus Booster ClubGreenwood | Form 990-N | No figure |
| Powdersville Middle School PtsoGreenville | Form 990-N | No figure |
| Charleston Women in TechCharleston | Form 990-N | No figure |
| Daufuskie Island Elementary PTODaufuskie Island | Form 990-N | No figure |
| Reading Is Power International IncColumbia | Form 990-N | No figure |
| Veritas Christian Homeschool GroupMyrtle Beach | Form 990-N | No figure |
| James Curtis Harkness FoundationSimpsonville | Form 990-N | No figure |
| Columbus Heritage SocietyLake View | Form 990-N | No figure |
| Business Leaders Network CollectiveRock Hill | Form 990-N | No figure |
| Mims Highschool Reunion FoundationMcCormick | Form 990-N | No figure |
| Powerful AdvocatesFlorence | Form 990-N | No figure |
| South Carolina Organization of Rural SchoolsBluffton | Form 990-N | No figure |
| Oak Pointe Elementary School PTOIrmo | Form 990-EZ | $5,198FY2026 |
| New Prospect Elementary School PTOAnderson | Form 990-N | No figure |
| Knotty-N-Natural FoundationGreer | Form 990-N | No figure |
| Greenwood High School Golden Eagle Band Booster ClubGreenwood | Form 990-N | No figure |
| Friends of Berea High School IncTravelers Rest | Form 990-N | No figure |
| Gettys Middle School PTOEasley | Form 990-N | No figure |
| Jefferson High Alumni Association IncNorth Augusta | Form 990-N | No figure |
| Sandy Grove-Cypress Community of ShalomLamar | Form 990-N | No figure |
| Blue Ridge Orchid Society of South CarolinaGreenville | Form 990-N | No figure |
| Cherokee Creek Educational ProgramsWestminster | Form 990-N | No figure |
| DHS Band Booster ClubDillon | Form 990-EZ | $2,475FY2025 |
| Unique Hair Design-the SchoolLancaster | Form 990-N | No figure |
| Hilton Head Home Builders Education Foundation IncHilton Head | Form 990-N | No figure |
| Carver Elementary School Parent Teachers OrganizationFlorence | Form 990-EZ | $1,890FY2025 |
| Georgetown County Boys Mentor GroupGeorgetown | Form 990-N | No figure |
| Adamsian Foundation IncNorth Augusta | Form 990-N | No figure |
| Carvers Bay School All Sports Booster ClubHemingway | Form 990-EZ | $1,357FY2025 |
| Wise FoundationColumbia | Form 990-N | No figure |
| The Gina Yarnes Memorial Scholarship Fund IncIndian Land | Form 990-N | No figure |