| FIRST INTERSTATE BANCSYSTEM FOUNDATION INC | BILLINGS, MT | large program funder | 18 |
| DONALD & CAROL ROBERTS FOUNDATION IN MEMORY OF VIRGINIA K WESTON INC | BILLINGS, MT | program funder | 15 |
| ROYAL AND NORMA JOHNSON CHARITABLE FOUNDATION | BILLINGS, MT | program funder | 15 |
| MONTANA COMMUNITY FOUNDATION INC | HELENA, MT | program funder | 14 |
| DENNIS R WASHINGTON FOUNDATION INC | MISSOULA, MT | program funder | 12 |
| CHARLES M BAIR FAMILY TR FUND | BILLINGS, MT | program funder | 11 |
| DAN AND JEANNE SCOTT FAMILY FOUNDATION | BILLINGS, MT | program funder | 10 |
| GIANFORTE FAM CHARITABLE TR | BOZEMAN, MT | program funder | 10 |
| THE MARY ALICE FORTIN FOUNDATION | PALM BEACH, FL | program funder | 10 |
| TOWN PUMP CHARITABLE FOUNDATION | BUTTE, MT | program funder | 10 |
| OTTO BREMER TRUST | SAINT PAUL, MN | large program funder | 9 |
| FAIR VIEW FOUNDATION | BILLINGS, MT | program funder | 8 |
| GE MCDONALD FOUNDATION | BILLINGS, MT | program funder | 8 |
| SCL HEALTH MONTANA | SALT LAKE CTY, UT | program funder | 8 |
| TREACY COMPANY | HELENA, MT | program funder | 8 |
| LOUVIN FOUNDATION | BILLINGS, MT | program funder | 7 |
| BILLINGS COMMUNITY FOUNDATION | BILLINGS, MT | program funder | 6 |
| First Interstate Bank Centennial Youth Foundation | | program funder | 6 |
| KAMPGROUNDS OF AMERICA FOUNDATION | BILLINGS, MT | program funder | 6 |
| M J MURDOCK CHARITABLE TRUST | VANCOUVER, WA | large program funder | 6 |
| SAMPLE FOUNDATION INC | BILLINGS, MT | program funder | 6 |
| BENTLEY FOUNDATION | BILLINGS, MT | program funder | 5 |
| BROSOVICH FAMILY FOUNDATION | BILLINGS, MT | program funder | 5 |
| DRU ALLISON CEDERBERG FOUNDATION INC | BILLINGS, MT | program funder | 5 |
| ENTERPRISE HOLDINGS FOUNDATION | SAINT LOUIS, MO | large program funder | 5 |