| Harold Alfond Foundation | $102.7M | 45 | $250K |
| Broad Reach Foundation | $31.5M | 18 | $875K |
| Thomas W Haas Foundation | $16.5M | 56 | $5K |
| Elmina B Sewall Foundation | $14.4M | 296 | $31K |
| John T Gorman Foundation | $7.5M | 154 | $20.3K |
| Stephen & Tabitha King Foundation Inc | $6.6M | 217 | $20K |
| Wescustogo Foundation | $6.6M | 117 | $35K |
| Woodcock Foundation | $5.9M | 66 | $31.5K |
| Libra Foundation | $5.2M | 67 | $5K |
| Worthington Scholarship Foundation | $5.1M | 36 | $142.2K |
| Maine Health Access Foundation Inc | $5M | 126 | $25.1K |
| Ud W Bingham 2Nd 070535 | $5M | 24 | $200K |
| The Charles F and Beatrice D Adams Charitable Trust C/o Choate Investment | $4.6M | 73 | $50K |
| Albert Lepage Foundation Inc C/o Bessemer Trust Company Na | $4.6M | 22 | $22.5K |
| Onion Foundation | $4.4M | 245 | $15K |
| Lennox Foundation | $4.2M | 203 | $7.5K |
| The K2 Family Foundation C/o Andersen Tax LLC | $3.8M | 46 | $2.3K |
| Cornelia Cogswell Rossi Foundation Inc | $3.6M | 233 | $2.5K |
| Bill and Joan Alfond Family Foundation | $3.4M | 41 | $13.6K |
| Fore River Foundation | $3.2M | 178 | $10K |
| Clarence & Anne Dillon Dunwalke Trust | $3.1M | 132 | $10K |
| Peter Alfond Foundation | $3M | 64 | $30K |
| Jerome V Bruni Foundation | $3M | 74 | $6K |
| Twig Foundation | $2.8M | 8 | $37.5K |
| Hannaford Charitable Foundation | $2.8M | 37 | $50K |
| Arthur K Watson Trust Xxxxx5001 | $2.6M | 84 | $17.5K |
| Morton-Kelly Charitable Trust | $2.6M | 124 | $10K |
| Francis T & Louis T Nichols Foundation | $2.6M | 88 | $18K |
| The Bob Crewe Foundation A/k/a Crewe Foundation | $2.5M | 49 | $18K |
| Sam L Cohen Foundation | $2.5M | 94 | $15K |
| Albert B Glickman Family Foundation | $2.4M | 97 | $10K |
| Protein Foundation | $2.4M | 78 | $30K |
| Evelyn S and K E Barrett Foundation | $2.4M | 73 | $20K |
| Rocking Moon Foundation Inc | $2.3M | 45 | $25.1K |
| Lawrence Family Foundation | $2.3M | 54 | $5K |
| Scott R Mackenzie Foundation Inc | $2.2M | 11 | $149.6K |
| Fletcher Family Foundation C/o Jeremy and Charlotte Fletcher | $2.1M | 35 | $25K |
| The Perper Family Foundation | $2M | 90 | $2.5K |
| Abbagadassett Foundation Inc | $1.9M | 26 | $80.1K |
| The Mitchell P Rales Family Foundation | $1.8M | 23 | $5K |
| Mildred H Mcevoy Foundation | $1.8M | 70 | $10K |
| Andrew P Barowsky Foundation Inc C/o Bessemer Trust Company Na | $1.7M | 11 | $46.5K |
| Kennebec Savings Bank Foundation | $1.7M | 219 | $3K |
| The Blossom Fund Charles R Platt Et AL Trustees | $1.7M | 8 | $200K |
| Clarence E Mulford Trust | $1.6M | 44 | $7K |
| Schiavi Family Foundation | $1.6M | 131 | $7.5K |
| Sadie and Harry Davis Foundation Inc | $1.5M | 18 | $20K |
| Melmac Education Foundation | $1.4M | 180 | $2K |
| The Baldwin Foundation | $1.4M | 23 | $25K |
| The Bauman Family Foundation Inc | $1.4M | 71 | $10K |
| Roxanne Quimby Foundation Inc | $1.4M | 38 | $10K |
| Long Cove Foundation Inc C/o Ashford Advisors LLC Attn P Martin | $1.3M | 14 | $45K |
| Horizon Foundation Inc | $1.3M | 110 | $10K |
| The Anonimo Foundation | $1.3M | 72 | $15K |
| The Judy Glickman Lauder Foundation | $1.3M | 9 | $5K |
| Gerrish H Milliken Foundation 009209-009 | $1.2M | 260 | $4K |
| Cianbro Charitable Foundation | $1.2M | 27 | $12.5K |
| Bangor Savings Bank Foundation | $1.2M | 156 | $4.8K |
| Virginia Hodgkins Somers Foundation Inc | $1.1M | 47 | $15K |
| Firebird Foundation for Anthropological Research | $1.1M | 46 | $8.9K |
| Gloria C Mackenzie Foundation Inc | $1.1M | 29 | $30K |
| Franklin Savings Bank Community Development Foundation | $1.1M | 317 | $2K |
| Cain Family 2022 Charitable Trust | $1.1M | 6 | $43K |
| Quimby Family Foundation | $1.1M | 97 | $10K |
| Fisher Charitable Foundation | $1.1M | 216 | $5K |
| The Ferland Family Foundation Inc | $1.1M | 21 | $2.5K |
| The Sukeforth Family Foundation | $1M | 74 | $5K |
| Helen and George Ladd Charitable 0720995 Charitable Corporation #0720995 | $1M | 101 | $5K |