| BILLINGS CLINIC | Billings | E210 Health Care | $1.2B | 24 |
| UPPER MISSOURI G&T ELECTRIC COOPERATIVE INC | Sidney | — | $906.4M | 14 |
| KALISPELL REGIONAL MEDICAL CENTER | Kalispell | E220 Health Care | $737.5M | 16 |
| BENEFIS HOSPITALS INC | Great Falls | E220 Health Care | $626.3M | 15 |
| SCL HEALTH - MONTANA | Billings | E220 Health Care | $618.9M | 30 |
| MONTANA HEALTH COOPERATIVE | Helena | Y20 Mutual & Membership Benefit | $486.1M | 30 |
| Bozeman Health Deaconess Hospital | Bozeman | E20 Health Care | $446.4M | 11 |
| ST PETER'S HEALTH | Helena | E220 Health Care | $370.1M | 12 |
| Bozeman Deaconess Health Services | Bozeman | E220 Health Care | $193.2M | 16 |
| ST JAMES HEALTHCARE | Butte | E220 Health Care | $143.4M | 25 |
| MARCUS DALY MEMORIAL HOSPITAL | Hamilton | E22I Health Care | $141.6M | 9 |
| FLATHEAD ELECTRIC COOPERATIVE INC | Kalispell | — | $140.5M | 20 |
| BENEFIS HEALTH SYSTEM INC | Great Falls | E21 Health Care | $135.7M | 19 |
| SIDNEY HEALTH CENTER | Sidney | E220 Health Care | $121.3M | 11 |
| LOGAN HEALTH | Kalispell | E21Z Health Care | $110.7M | 12 |
| BENEFIS MEDICAL GROUP INC | Great Falls | E22 Health Care | $109.8M | 23 |
| EASTERSEALS - GOODWILL NORTHERN ROCKY MOUNTAIN INC | Great Falls | — | $104.2M | 10 |
| COMMUNITY HOSPITAL OF ANACONDA | Anaconda | E22Z Health Care | $103M | 8 |
| Montana State University Foundation Inc | Bozeman | B114 Education | $101.1M | 9 |
| ROCKY MOUNTAIN ELK FOUNDATION INC | Missoula | D300 Animal-Related | $100.1M | 10 |
| NORTHERN MONTANA HOSPITAL | Havre | E220 Health Care | $92.1M | 11 |
| HOLY ROSARY HEALTHCARE | Miles City | E20 Health Care | $91.8M | 15 |
| Livingston Healthcare | Livingston | E22Z Health Care | $91.6M | 8 |
| LOGAN HEALTH - WHITEFISH | Whitefish | E220 Health Care | $89.3M | 10 |
| WHITEFISH CREDIT UNION ASSOCIATION | Whitefish | — | $84.8M | 15 |
| NATIONAL FOREST FOUNDATION | Missoula | N20Z Recreation & Sports | $77.9M | 5 |
| CARROLL COLLEGE | Helena | B420 Education | $73.1M | 7 |
| MONTANA UNIFIED SCHOOL TRUST | Helena | — | $65M | 9 |
| ROCKY BOY HEALTH CENTER | Box Elder | E320 Health Care | $64.8M | 6 |
| 3 RIVERS TELEPHONE COOPERATIVE INC | Fairfield | — | $62.8M | 18 |
| Glendive Medical Center | Glendive | E20 Health Care | $59.6M | 11 |
| THE UNIVERSITY OF MONTANA FOUNDATION | Missoula | B110 Education | $59M | 9 |
| CENTRAL MONTANA ELECTRIC POWER COOPERATIVE INC | Great Falls | — | $59M | 9 |
| Central Montana Medical Facilities Inc | Lewistown | E22Z Health Care | $58.4M | 8 |
| ST LUKE COMMUNITY HOSPITAL | Ronan | E220 Health Care | $54.9M | 9 |
| St John's Lutheran Hospital Inc | Libby | E20 Health Care | $50.2M | 9 |
| ROCKY MOUNTAIN COLLEGE | Billings | B420 Education | $49.9M | 11 |
| LOWER YELLOWSTONE RURAL ELECTRIC COOPERATIVE INC | Sidney | — | $48.7M | 16 |
| AWARE INC | Anaconda | — | $48.4M | 8 |
| Billings Clinic Employee Benefit Trust | Billings | — | $47M | 7 |
| Barrett Hospital Development Corporation | Dillon | E22 Health Care | $44.9M | 7 |
| FRANCES MAHON DEACONESS HOSPITAL | Glasgow | E22Z Health Care | $44.7M | 11 |
| AMERICAN PRAIRIE FOUNDATION | Bozeman | C34 Environment | $44.7M | 8 |
| YELLOWSTONE VALLEY ELECTRIC COOPERATIVE INC | Huntley | — | $44.5M | 15 |
| PARTNERSHIP HEALTH CENTER INC | Missoula | — | $43.7M | 7 |
| MONTANA CHILDREN'S HOME AND HOSPITAL | Helena | F310 Mental Health & Crisis Intervention | $42.6M | 8 |
| YELLOWSTONE FOREVER | Bozeman | C60 Environment | $41.8M | 7 |
| NORTHEAST MONTANA HEALTH SERVICES | Wolf Point | E22 Health Care | $40.9M | 8 |
| Montana Joint Powers Trust c/o Employee Benefit Management Services | Billings | — | $39.3M | 1 |
| UNIVERSITY OF PROVIDENCE | Great Falls | B43Z Education | $37.8M | 7 |
