| HEATING PIPING & REFRIGERATION TRAINING FUND | Landover | — | $13.3M | 6 |
| SAT-7 NORTH AMERICA | Easton | X20 Religion-Related | $13.3M | 3 |
| KENNEDY KRIEGER FOUNDATION INC | Baltimore | T30 Philanthropy, Voluntarism & Grantmaking Foundations | $13.2M | 7 |
| COMMUNITY FOUNDATION OF THE EASTERN SHOR | Salisbury | T310 Philanthropy, Voluntarism & Grantmaking Foundations | $13.2M | 1 |
| EQUITY NOW INC | Lanham | B29 Education | $13.1M | 5 |
| CORPORATION OF ST TIMOTHY'S SCHOOL | Stevenson | B200 Education | $13.1M | 5 |
| CVPATH INSTITUTE INC | Gaithersburg | H430 Medical Research | $13.1M | 7 |
| COLA INC | Columbia | E190 Health Care | $13.1M | 13 |
| MID SHORE COMMUNITY FOUNDATION INC | Easton | T31 Philanthropy, Voluntarism & Grantmaking Foundations | $13M | 1 |
| SHEPPARD PRATT PHYSICIANS PA | Baltimore | F31Z Mental Health & Crisis Intervention | $13M | 13 |
| ALLIANCE FOR THE CHESAPEAKE BAY INC | Annapolis | C010 Environment | $13M | 6 |
| MARYLAND ACADEMY OF SCIENCES | Baltimore | A570 Arts, Culture & Humanities | $12.9M | 6 |
| URBAN TEACHER CENTER INC | Baltimore | B50 Education | $12.9M | 11 |
| NATIONAL CAPITAL AREA COUNCIL BOY SCOUTS OF AMERICA | Bethesda | — | $12.9M | 5 |
| UNIVERSITY OF MARYLAND PATHOLOGY ASSOCIATES PA | Baltimore | — | $12.9M | 8 |
| THE KF IMPACT FOUNDATION C/O ACADIA FAMILY OFFICE | Hunt Valley | T22 Philanthropy, Voluntarism & Grantmaking Foundations | $12.9M | 0 |
| AMERICAN SOCIETY OF ADDICTION MEDICINE | Rockville | F20 Mental Health & Crisis Intervention | $12.7M | 10 |
| THE ROCK CREEK FOUNDATION FOR MENTAL HEALTH INC | Silver Spring | — | $12.7M | 8 |
| EAST BALTIMORE COMMUNITY SCHOOL INC | Baltimore | B29 Education | $12.7M | 6 |
| THE LEAGUE FOR PEOPLE WITH DISABILITIES | Baltimore | P800 Human Services | $12.7M | 6 |
| PSI Services III Inc | Hyattsville | P400 Human Services | $12.7M | 3 |
| Foundation for the Preservation & Perpetuation of Torah Laws & Customs | Baltimore | X30Z Religion-Related | $12.6M | 2 |
| WALNUT STREET COMMUNITY HEALTH CENTER INC | Hagerstown | E32 Health Care | $12.6M | 8 |
| MONTGOMERY COLLEGE FOUNDATION INC | Rockville | B41I Education | $12.6M | 2 |
| YESHIVA OF GREATER WASHINGTON INC | Silver Spring | B25Z Education | $12.6M | 4 |
| BAY COMMUNITY SUPPORT SERVICES INC | Annapolis | P80Z Human Services | $12.6M | 7 |
| QUANTUM LEAP INCORPORATED | Owings Mills | L24 Housing & Shelter | $12.4M | 3 |
| ALLEGANY COUNTY HUMAN RESOURCES DEVELOPMENT COMMISSION INC | Cumberland | S200 Community Improvement & Capacity Building | $12.4M | 2 |
| BENDER JCC OF GREATER WASHINGTON | Rockville | P280 Human Services | $12.4M | 6 |
| HMSHOST CORPORATION VACATION BENEFITS PLAN AND TRUST | Bethesda | — | $12.4M | 0 |
| MANNA FOOD CENTER INC | Silver Spring | K31Z Food, Agriculture & Nutrition | $12.3M | 4 |
| Mercy Health Foundation | Baltimore | E110 Health Care | $12.3M | 4 |
| GIBSON ISLAND CLUB INC | Gibson Island | — | $12.3M | 3 |
| HIPPODROME FOUNDATION INC | Baltimore | A610 Arts, Culture & Humanities | $12.3M | 1 |
| HGI STORES AND SERVICES INC | Hagerstown | P29 Human Services | $12.2M | 2 |
| THE AMERICAN ASSOCIATION OF IMMUNOLOGISTS INC | Rockville | G03 Diseases, Disorders & Medical Disciplines | $12.2M | 13 |
| WORKSOURCE MONTGOMERY INC | Rockville | S50 Community Improvement & Capacity Building | $12.2M | 6 |
| CLARK CHARITABLE FOUNDATION INC DBA A JAMES & ALICE B CLARK FOUNDATION | Chevy Chase | T90 Philanthropy, Voluntarism & Grantmaking Foundations | $12.1M | 1 |
| BAYSIDE COMMUNITY NETWORK INC | Elkton | P700 Human Services | $12.1M | 3 |
| HOUSE OF RUTH MARYLAND INC INC | Baltimore | P43Z Human Services | $12.1M | 4 |
| Green Tree School & Services | Baltimore | B28Z Education | $12.1M | 5 |
| ASSOCIATION OF UNIVERSITY CENTERS ON DISABILITIES | Silver Spring | P82C Human Services | $12M | 7 |
| KIDS AFTER HOURS CHILD CARE CENTERS INC | Rockville | P33 Human Services | $12M | 1 |
| THE AOPA FOUNDATION INC | Frederick | M40 Public Safety, Disaster Preparedness & Relief | $12M | 9 |
| THE BARRIE SCHOOL A NON-PROFIT CORPORATION | Silver Spring | — | $11.9M | 6 |
| POTOMAC HEALTHCARE FOUNDATIONINC | Baltimore | F22 Mental Health & Crisis Intervention | $11.9M | 0 |
| UNIVERSITY OF MARYLAND FAMILY MEDICINE ASSOCIATES PA | Baltimore | — | $11.9M | 9 |
| BRIDGES BALTIMORE INC | Baltimore | B80 Education | $11.9M | 2 |
| PORSCHE CLUB OF AMERICA INC | Columbia | — | $11.9M | 3 |
| AMERICAN FEDERATION FOR CHILDREN INC | Columbia | B01 Education | $11.8M | 8 |
