| Clark Charitable Foundation Inc Dba A James & Alice B Clark Foundation | $187M | 137 | $350K |
| The J Willard and Alice S Marriott Foundation | $106.5M | 102 | $250K |
| Mastercard Impact Fund | $62.1M | 52 | $375K |
| The Stephen & Renee Bisciotti Foundation | $42.1M | 79 | $75K |
| The Kahlert Foundation Inc | $26.4M | 229 | $50K |
| Milton Roberts Tw | $19.7M | 8 | $2.5M |
| France-merrick Foundation Inc | $19.3M | 401 | $15K |
| Sherman Family Foundation | $19M | 118 | $50K |
| The Essel Foundation | $14.8M | 8 | $183K |
| Sigmund M Hyman Foundation Inc | $14.5M | 23 | $30K |
| The Abell Foundation Inc | $13.4M | 391 | $20K |
| The Hackerman Foundation Inc | $12.3M | 146 | $17.5K |
| The Orokawa Foundation Inc C/o Martin J Eby | $11.1M | 115 | $50K |
| Andrew & Julie Klingenstein Family Fund Inc | $11M | 29 | $174.6K |
| Marriott Daughters Foundation C/o Nancie Lynch | $11M | 126 | $15K |
| The Jacob and Hilda Blaustein Foundation Inc | $10.4M | 220 | $35K |
| Cornell Douglas Foundation Inc | $9.9M | 58 | $55K |
| Winifred Stevens Foundation | $9.1M | 122 | $47.5K |
| Philip E and Carole R Ratcliffe Foundation Inc | $8.7M | 24 | $208.1K |
| Mayberg Foundation Inc | $8.5M | 124 | $10K |
| Rollins-luetkemeyer Foundation Inc | $7.6M | 41 | $100K |
| Mary Catherine Bunting Foundation Inc C/o Knollwood Investment Advisory | $7.5M | 91 | $34K |
| Nora Roberts Foundation | $7.5M | 592 | $5K |
| The Scripps Howard Foundation | $7.4M | 819 | $1.3K |
| The Bunting Family Foundation C/o Knollwood Investment Advisory | $6.6M | 104 | $30K |
| Crane Family Foundation Inc | $6.4M | 102 | $16.2K |
| Delaplaine Foundation Inc | $6.4M | 363 | $10K |
| Mccutchin-collins Charitable Trust Mass 031292 | $6.4M | 15 | $300 |
| Franklin P and Arthur W Perdue Foundation Inc | $6.3M | 419 | $7K |
| The Haron Dahan Foundation Inc C/o J Eisner | $6.3M | 9 | $30K |
| Homer & Martha Gudelsky Family Fdn | $6.3M | 39 | $50K |
| The 5 51 5 Foundation Inc | $6.3M | 43 | $5K |
| Bender Foundation Inc | $6.2M | 84 | $50K |
| Vista Hermosa Foundation | $6.1M | 86 | $54.1K |
| The Charles T Bauer Charitable Foundation | $6.1M | 46 | $100K |
| The Osprey Foundation Inc | $6.1M | 27 | $150K |
| The Morris Goldseker Foundation of Maryland Inc | $5.7M | 108 | $40K |
| Lockhart Vaughan Foundation | $5.5M | 164 | $25K |
| Eugene B Casey Foundation | $5.4M | 41 | $30K |
| Fredrick D & Karen G Schaufeld Family Foundation | $5.2M | 69 | $10K |
| The Goldsmith Family Foundation Inc | $5.1M | 111 | $5K |
| Culp Family Foundation | $5M | 31 | $100K |
| Marvin H Weiner Foundation Inc | $5M | 15 | $50K |
| Geico Philanthropic Foundation | $4.6M | 5 | $61.8K |
| The W O'neil Foundation | $4.3M | 126 | $20K |
| Under Armour Foundation Inc | $4.2M | 71 | $10K |
| Herman & Walter Samuelson Foundation Inc | $4.2M | 71 | $25K |
| The Joseph Meyerhoff Fund Inc | $4.2M | 92 | $16.5K |
| Richard A Henson Foundation Inc | $4M | 69 | $20K |
| Robert W Deutsch Foundation | $3.8M | 76 | $20K |
| David E & Mary C Gallo Foundation | $3.8M | 109 | $5K |
| The O'neil Family Foundation Inc | $3.6M | 118 | $12K |
| The Giorgi Family Foundation | $3.6M | 15 | $150K |
| Alison Foundation | $3.6M | 16 | $200K |
| M K Reichert Sternlicht Foundation | $3.4M | 88 | $10K |
| Leonard and Helen R Stulman Charitable | $3.4M | 36 | $72.5K |
| Pricesmart Foundation | $3.4M | 53 | $50K |
| Brown Advisory Charitable Foundation Inc | $3.3M | 157 | $2.5K |
| The Arhant Social Foundation Inc | $3.3M | 14 | $63.5K |
| The Greenwall Foundation | $3.3M | 66 | $49.8K |
| David D Smith Family Foundation Inc | $3.2M | 19 | $83.3K |
| At & Mary H Blades Foundation Inc | $3.2M | 101 | $20K |
| The Aaron & Lillie Straus Fdn Inc 9830002 | $3.2M | 60 | $9K |
| Diane & Howard Wohl Family Foundation Inc | $3.2M | 48 | $2.8K |
| David & Barbara B Hirschhorn Foundation Inc | $3.1M | 146 | $15K |
| The Jerome G & Annette S Zimmerman Foundation Inc | $3.1M | 235 | $5K |
| The Ellen Wp Wasserman Foundation | $3.1M | 18 | $15.1K |
| The Mhe Foundation Inc | $3.1M | 43 | $50K |
| Isadore & Bertha Gudelsky Family Fnd Inc C/o Arnold & Porter Kaye Scholer Llp | $2.9M | 69 | $20K |
| The Dunahoo Family Foundation Inc | $2.8M | 43 | $52.5K |
| The William G Baker Jr Memorial Fund | $2.8M | 96 | $14K |
| The Dresher Foundation Inc | $2.7M | 73 | $8K |
| The Taishoff Family Foundation Inc | $2.5M | 48 | $19.8K |
| The Madeline Foundation | $2.5M | 26 | $70K |
| Beazer Charity Foundation Inc | $2.5M | 57 | $10K |
| Ujala Foundation | $2.5M | 16 | $13.8K |
| DE Beaumont Foundation Inc | $2.4M | 34 | $13.8K |
| Kentfields Foundation C/o Philip J Rauch | $2.4M | 40 | $45K |
| Clayton Baker Trust | $2.4M | 86 | $20K |
| Healthcare Initiative Foundation | $2.3M | 110 | $20.5K |
| Scott W Brickman Family Foundation | $2.3M | 16 | $50K |
| Adams Jesse and Hertha Charitable Tr | $2.3M | 16 | $118.6K |
| Kenneth S Battye Charitable Trust | $2.3M | 39 | $50K |
| Wr Winslow Residuary Trust | $2.2M | 26 | $68.4K |
| The Marion I & Henry J Knott Foundation Inc | $2.2M | 100 | $5K |
| The Alvin and Fanny B Thalheimer Foundation Inc | $2.2M | 15 | $125K |
| John G & Jean R Gosnell Foundation | $2.2M | 73 | $30K |
| The Scheerer Family Foundation | $2.2M | 8 | $42.5K |
| Thomas Wilson Sanitarium for Children of Baltimore City | $2.1M | 138 | $10K |
| The Nora Roberts Family Foundation Inc | $2.1M | 11 | $3.3K |
| The Harvey M & Lyn P Meyerhoff Fund Inc | $2.1M | 6 | $125K |
| Blanket Fort Foundation | $2.1M | 78 | $17.5K |
| Linda and Jason J Kim Foundation Inc | $2.1M | 12 | $50K |
| The George L Shields Foundation Inc C/o Robert M Reiner Treasurer | $2.1M | 82 | $20K |
| David & Suzanne Hillman Family Foundation | $2M | 5 | $200.3K |
| Hittman Family Foundation Inc | $2M | 110 | $10K |
| Arthur H Korn Charitable Remainder Unitrust | $2M | 12 | $191.8K |
| The Blue Waters Foundation | $1.9M | 16 | $100.7K |
| Norman J Fisher and Doris Fisher Foundation | $1.9M | 115 | $5K |
| Ben & Esther Rosenbloom Foundation Inc | $1.9M | 32 | $20K |
| Winslow Foundation | $1.9M | 57 | $20K |
| Herbert Bearman Foundation | $1.9M | 70 | $18.2K |
| John Vos Family Foundation Inc | $1.8M | 105 | $7K |
| The Cheng Family Charitable Trust | $1.8M | 16 | $34.4K |
| The Heather Hay Miller Foundation Inc Formerly the Heather Hay Murren Foundati | $1.8M | 27 | $15K |
| The Carlynn and Lawrence Silverman Family Foundation Inc | $1.8M | 40 | $29.9K |
| The Salmon Foundation Inc | $1.8M | 76 | $25K |
| Louis & Phyllis Friedman Foundation Inc | $1.8M | 70 | $10K |
| Henry Schein Cares Foundation Inc | $1.8M | 89 | $10K |
| The Clifton Foundation Inc | $1.8M | 40 | $16.3K |
| The Palmer Foundation | $1.8M | 62 | $25K |
| Martha & Philip Sagon Family Foundation | $1.8M | 23 | $50K |
| Fusco Family Foundation Inc | $1.7M | 16 | $25K |
| The Plank Family Foundation Inc | $1.7M | 9 | $21.8K |
| The Kentland Foundation Inc | $1.7M | 43 | $2.4K |
| AMDG Foundation | $1.7M | 21 | $55K |
| The Dennis Berman Family Foundation Inc | $1.6M | 110 | $6.5K |
| Ruth Carol Fund Inc | $1.6M | 7 | $75K |
| The James L& Susan G Winter Foundation C/o the Winter Organization | $1.6M | 45 | $2K |
| The Baltimore Orioles Foundation Inc | $1.6M | 51 | $4K |
| The Pearlstone Fund Inc C/O Mr Siegel Blades & Rosenfeld | $1.5M | 30 | $10K |
| Philip A Zaffere Foundation Inc | $1.5M | 24 | $15K |
| The Rcm&d Foundation | $1.5M | 74 | $4.5K |
| The Reginald F Lewis Foundation Inc | $1.5M | 119 | $5K |
| Oluv C Joynor Foundation Inc | $1.5M | 55 | $15K |
| The Henry and Ruth Blaustein Rosenberg Foundation Inc | $1.5M | 40 | $45K |
| Martha & Warren Halle Foundation Inc | $1.5M | 29 | $10K |
| Jockey Being Family Foundation Ltd | $1.4M | 51 | $3K |
| Thomas W Pangborn | $1.4M | 38 | $14.4K |
| The Rothschild Foundation Inc | $1.4M | 56 | $5K |
| Foulger Family Foundation Inc | $1.4M | 26 | $44.8K |
| The Barnwood Foundation | $1.4M | 88 | $10K |
| The Charlesmead Foundation | $1.4M | 35 | $10K |
| The Robert & Lynda Altman Family Foundation | $1.4M | 8 | $205.1K |
| Francis P Chiaramonte Md Family Foundation Inc | $1.4M | 51 | $20K |
| Feather Foundation Inc | $1.4M | 60 | $1.5K |
| James S and Gail P Riepe Charitable Foundation | $1.4M | 50 | $10K |
| Weil-mandel Charitable Foundation Inc | $1.4M | 19 | $25K |
| Hecht-levi Foundation Inc | $1.3M | 51 | $5K |
| The Stewart and Marlene Greenebaum Family Foundation Inc | $1.3M | 32 | $10K |
| Wjo Foundation | $1.3M | 7 | $7K |
| CB Laub Family Foundation | $1.3M | 41 | $7.5K |
| The Nicholl Family Foundation Inc | $1.3M | 14 | $20K |
| The Huethermcclelland Foundation Inc | $1.3M | 94 | $10K |
| The Cardiovascular Medical Research and Education Fund Inc | $1.3M | 7 | $244.3K |
| Shuff Foundation | $1.3M | 20 | $19.1K |
| The Levitt Foundation | $1.3M | 46 | $5K |
| Robert and Jill Granader Family Foundation | $1.3M | 27 | $25K |
| AW Baldwin Charitable Foundation Inc | $1.3M | 6 | $162.4K |
| Wr Grace Foundation Inc | $1.3M | 102 | $3.3K |
| The Joseph and Debra Weinberg Family Foundation Inc | $1.2M | 34 | $5K |
| The Greg and Camille Baroni Foundation | $1.2M | 7 | $24K |
| The Jone L Bowman Foundation Inc | $1.2M | 66 | $2.8K |
| The Philip and Harriet Klein Foundation Inc | $1.1M | 37 | $6K |
| The Dorothy Atkinson Foundation Inc | $1.1M | 6 | $188.8K |
| Alfred E and Marylynn Festa Family Foundation Inc | $1.1M | 6 | $100K |
| Eliasberg Family Foundation Inc | $1.1M | 150 | $2.5K |
| The Michael and Nancy Klein Foundation Inc | $1.1M | 42 | $15K |
| The Funger Foundation Inc | $1.1M | 6 | $154.9K |
| The Klingenstein Third Generation Foundation | $1.1M | 21 | $50K |
| Trp Shawe Fndatn | $1.1M | 69 | $5K |
| Baltimore Equitable Insurance Foundation | $1M | 23 | $40K |
| Daniel Chillemi Charitable Foundation in | $1M | 23 | $30K |
| The John B Parsons Foundation | $1M | 26 | $27.4K |
| The Pawlowski Family Foundation | $1M | 19 | $15K |
| The Constance and Brooks Robinson Charitable Foundation Inc | $1M | 19 | $20K |
| Alice V & David W Fletcher Foundation Inc | $1M | 20 | $25K |
| The Ludwig and Nancy Sternberger Charitable Foundation | $1M | 24 | $25K |