| Saint Francis Hospital Inc | $1,951,973,242 |
| St John Medical Center Inc | $640,702,927 |
| George Kaiser Family Foundation | $549,695,640 |
| University of Tulsa | $339,370,417 |
| Tulsa Community Foundation | $297,921,611 |
| Warren Clinic Inc | $238,492,543 |
| Saint Francis Hospital South LLC | $234,350,466 |
| Saint Francis Hospital Muskogee Inc | $233,648,441 |
| Oral Roberts University | $197,522,074 |
| Charles and Lynn Schusterman Family Foundation | $175,512,514 |
| St John Health System Inc | $173,202,632 |
| Family & Childrens Service Inc | $156,691,362 |
| United Brotherhood of Carpenters & Joiners of America | $124,285,512 |
| Citgo Employees Benefit Trust | $112,014,705 |
| Creoks Mental Health Services | $102,851,722 |
| Community Action Project of Tulsa County Inc | $68,854,562 |
| Community Food Bank of Eastern Oklahoma Inc | $61,142,099 |
| Ruth Kaiser Nelson Family Foundation | $60,268,069 |
| Pipeline Industry Benefit Fund | $58,724,949 |
| Carpenters International Training Fund | $54,033,695 |
| Laureate Psychiatric Clinic and Hospital Inc | $52,736,161 |
| Montereau Inc | $52,048,886 |
| Oklahoma Central Credit Union | $38,207,802 |
| Indian Health Care Resource Center | $35,323,936 |
| Warren Professional Building Corp | $30,131,309 |
| William K Warren Foundation | $26,542,294 |
| Kathleen S Craft Foundation | $23,654,307 |
| Joseph W Craft III Foundation | $23,470,885 |
| Leta McFarlin Chapman Memorial Tr | $18,334,462 |
| William K Warren Medical Research Center Inc | $16,183,718 |
| Anne and Henry Zarrow Foundation | $15,376,092 |
| Williams Companies Foundaton Inc | $14,891,153 |
| Tulsa Psychiatric Center Inc | $13,875,623 |
| Francis and Kathleen Rooney Foundation | $11,332,914 |
| River Parks Authority | $10,314,193 |
| Ha & Mary K Chapman Foundation | $4,719,457 |
| William S Smith Charitable Tr | $211,595 |
| A R and Marylouise Tandy Foundation | $188,861 |