| THE FOLEY FAMILY CHARITABLE FOUNDATION | Whitefish | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $18.4M | 1 |
| MISSOULA COUNTY COMPREHENSIVE MEDICAL BENEFIT PLAN | Missoula | — | $18M | 5 |
| MONTANA COMMUNITY FOUNDATION INC | Helena | T310 Philanthropy, Voluntarism & Grantmaking Foundations | $17.8M | 3 |
| ALTERNATIVES INC | Billings | I44Z Crime & Legal-Related | $17.6M | 2 |
| Missions United Inc | Billings | P750 Human Services | $17.5M | 0 |
| GLACIER ELECTRIC COOPERATIVE INC | Cut Bank | — | $17.4M | 15 |
| INTERTRIBAL AGRICULTURE COUNCIL | Billings | — | $17.4M | 8 |
| ST VINCENT HEALTHCARE FOUNDATION INC | Billings | — | $17.1M | 3 |
| MONTANANS SECURING REPRODUCTIVE RIGHTS | Helena | — | $17.1M | 1 |
| MTWY HEALTH | Kalispell | E21 Health Care | $16.7M | 9 |
| YOUTH DYNAMICS INC | Billings | — | $16.6M | 1 |
| BENEFIS COMMUNITY CARE INC | Great Falls | E92 Health Care | $16.6M | 10 |
| INTERBEL TELEPHONE COOPERATIVE INC | Eureka | — | $16.4M | 12 |
| Lincoln Electric Cooperative Inc | Eureka | — | $16.4M | 17 |
| ROUNDUP MEMORIAL HOSPITAL ASSOCIATION | Roundup | E22 Health Care | $16.1M | 5 |
| LOGAN HEALTH - SHELBY | Kalispell | G98 Diseases, Disorders & Medical Disciplines | $15.8M | 14 |
| NORTHWEST HORIZONS INC | Kalispell | E90Z Health Care | $15.7M | 13 |
| Health Professions of Montana Plan and Trust | Missoula | — | $15.6M | 1 |
| STILLWATER HOSPITAL ASSOCIATION | Columbus | E21Z Health Care | $15.6M | 17 |
| MONTANA CONSERVATION CORPS INC | Bozeman | R99Z Civil Rights, Social Action & Advocacy | $15M | 2 |
| CENTER FOR MENTAL HEALTH | Great Falls | — | $14.9M | 7 |
| PUREVIEW HEALTH CENTER | Helena | E30Z Health Care | $14.8M | 7 |
| WILD SHEEP FOUNDATION | Bozeman | D300 Animal-Related | $14.4M | 1 |
| STONE CHILD COLLEGE | Box Elder | — | $14.4M | 5 |
| FORT PECK COMMUNITY COLLEGE | Poplar | — | $14.3M | 0 |
| SUN RIVER ELECTRIC COOPERATIVE INC | Fairfield | — | $14.1M | 13 |
| TONGUE RIVER ELECTRIC COOPERATIVE INC | Ashland | — | $13.8M | 16 |
| COMMUNITY HEALTH PARTNERS INC | Livingston | — | $13.5M | 8 |
| OPPORTUNITIES INC | Great Falls | P200 Human Services | $13.5M | 2 |
| RIMROCK FOUNDATION | Billings | — | $13.3M | 5 |
| FLATHEAD INDUSTRIES | Kalispell | J30Z Employment | $13.3M | 5 |
| HOMEWORD INC | Missoula | L21 Housing & Shelter | $13.2M | 4 |
| IRON HORSE GOLF CLUB INC | Whitefish | N6A Recreation & Sports | $12.9M | 9 |
| WHEATLAND MEMORIAL HEALTHCARE | Harlowton | E20 Health Care | $12.2M | 5 |
| LIBERTY COUNTY HOSPITAL & NURSING HOME | Kalispell | E220 Health Care | $12.2M | 16 |
| PIONEER MEDICAL CENTER | Big Timber | E22 Health Care | $12.2M | 6 |
| DANIELS MEMORIAL HOSPITAL | Scobey | E22Z Health Care | $12M | 5 |
| NATIONAL CENTER FOR APPROPRIATE TECHNOLOGY | Butte | C350 Environment | $11.9M | 4 |
| THE RIESCHEL FOUNDATION | Bozeman | T20 Philanthropy, Voluntarism & Grantmaking Foundations | $11.9M | 1 |
| Opportunity Resources Inc | Missoula | — | $11.7M | 2 |
| Fallon Medical Complex Inc | Baker | — | $11.7M | 4 |
| TOWNSEND HEALTH SYSTEMS INC | Townsend | — | $11.6M | 16 |
| BLACKFEET COMMUNITY COLLEGE | Browning | B41Z Education | $11.6M | 4 |
| MCCONE ELECTRIC CO-OP INC | Circle | — | $11.5M | 13 |
| MISSOULA FOOD BANK & COMMUNITY CENTER | Missoula | K31Z Food, Agriculture & Nutrition | $11.5M | 1 |
| MISSOULA COMMUNITY HEALTH SERVICES INC | Superior | E90Z Health Care | $11.4M | 7 |
| ROSEBUD COMMUNITY HOSPITAL INC | Forsyth | E22Z Health Care | $11.1M | 7 |
| ROCKY MOUNTAIN DEVELOPMENT COUNCIL INC | Helena | S200 Community Improvement & Capacity Building | $10.9M | 1 |
| EASTERN MONTANA COMMUNITY MENTAL HEALTH CENTER | Miles City | F32Z Mental Health & Crisis Intervention | $10.7M | 0 |
| HEADWATERS HEALTH FOUNDATION OF WESTERN MONTANA | Missoula | E12 Health Care | $10.4M | 4 |
