| Frederick Classical Charter School IncFrederick | Form 990 | $5,408,350FY2025 |
| Diener School IncBethesda | Form 990 | $5,331,582FY2025 |
| Building African American Minds IncEaston | Form 990 | $5,174,709FY2025 |
| American Nurses Foundation IncSilver Spring | Form 990 | $4,476,929FY2024 |
| American Friends of Yeshivas Gedolah Matisyahu IncBaltimore | Form 990 | $4,409,959FY2024 |
| Inclusion Services IncUpper Marlboro | Form 990 | $4,378,785FY2024 |
| Family Child Care Alliance of MarylandBowie | Form 990 | $4,342,446FY2024 |
| University of Maryland Alumni Association IncCollege Park | Form 990 | $4,241,176FY2025 |
| Southern Maryland Regional Library Association IncCharlotte Hall | Form 990 | $4,126,186FY2025 |
| International Transportation Learning CenterSilver Spring | Form 990 | $4,113,790FY2025 |
| Association of Schools and Colleges of Optometry IncRockville | Form 990 | $4,103,503FY2025 |
| Hagerstown Community College Foundation IncHagerstown | Form 990 | $4,096,770FY2025 |
| I E C Chesapeake Apprenticeship & Training IncLaurel | Form 990 | $4,066,303FY2025 |
| Community Educational Research Group IncLanham | Form 990 | $3,965,902FY2025 |
| Steps Program IncClarksburg | Form 990 | $3,824,441FY2025 |
| Wicomico County Free Library IncSalisbury | Form 990 | $3,761,649FY2025 |
| Institute for Islamic Christian and Jewish Studies IncBaltimore | Form 990 | $3,726,789FY2025 |
| Life and Discovery IncFrederick | Form 990 | $3,665,915FY2024 |
| Eastern Shore Regional Library IncSalisbury | Form 990 | $3,658,215FY2025 |
| New Vision House of Hope IncorporatedBaltimore | Form 990 | $3,636,097FY2025 |
| Montgomery County Public Schools Educational Foundation IncRockville | Form 990 | $3,313,090FY2025 |
| Talbot County Free Library Association IncorporatedEaston | Form 990 | $3,233,111FY2025 |
| International Association of Arson Investigators IncForest Hill | Form 990 | $3,229,426FY2024 |
| National School Public Relations AssociationDerwood | Form 990 | $3,217,329FY2025 |
| Bridges Baltimore IncBaltimore | Form 990 | $3,050,158FY2025 |
| Foundation for the Baltimore Leadership School for Young WomenBaltimore | Form 990 | $2,972,212FY2025 |
| Montgomery Coalition for Adultenglish Literacy IncRockville | Form 990 | $2,633,869FY2025 |
| Collegetracks IncRockville | Form 990 | $2,622,864FY2025 |
| Carson Scholars Fund IncTowson | Form 990 | $2,589,691FY2025 |
| Allegany County LibraryCumberland | Form 990 | $2,573,741FY2025 |
| Global Clinical Supplies Group IncGaithersburg | Form 990 | $2,451,980FY2024 |
| Montgomery County Childrens Opportunity Alliance IncRockville | Form 990 | $2,420,844FY2025 |
| Improving Education IncBaltimore | Form 990 | $2,273,854FY2024 |
| Maryland Center for Construction Education & Innovation IncBaltimore | Form 990 | $2,163,055FY2025 |
| Parents Place of Maryland IncGlen Burnie | Form 990 | $2,162,922FY2025 |
| Jewels School IncBaltimore | Form 990 | $2,134,382FY2025 |
| 5IN5 FoundationBethesda | Form 990 | $2,000,000FY2025 |
| Medical Alumni Association of the University of Maryland IncBaltimore | Form 990 | $1,969,170FY2025 |
| Eastern Shore Entrepreneurship Center IncEaston | Form 990 | $1,955,555FY2025 |
| The One Love Foundation in Honor of Yeardley Love IncBaltimore | Form 990 | $1,931,516FY2025 |
| Collegiate Directions IncorporatedBethesda | Form 990 | $1,873,439FY2024 |
| Service Workers Training and Education PartnershipSilver Spring | Form 990 | $1,869,340FY2024 |
| Rock Church Academy IncBaltimore | Form 990 | $1,869,109FY2025 |
| Caves Valley Golf Club Foundation IncOwings Mills | Form 990 | $1,806,043FY2024 |
| Arts Every Day IncBaltimore | Form 990 | $1,797,860FY2025 |
| Tooney Town Early Learning Center IncOwings Mills | Form 990 | $1,775,807FY2025 |
| A M I E IncBaltimore | Form 990 | $1,751,826FY2024 |
| Maryland Business Roundtable for Education IncTowson | Form 990 | $1,732,893FY2025 |
| The College of Southern Maryland Foundation IncLa Plata | Form 990 | $1,718,472FY2025 |
| Baltimore Educational Scholarship Trust IncBaltimore | Form 990 | $1,693,421FY2025 |