Provisional. Ranked October 7, 2026 from the filings the IRS had published by then. Organizations have up to 10½ months after their year ends to file, so the list will change as the rest arrive.
| Rank | National | Organization | Growth | Revenue |
|---|---|---|---|---|
| 1 | 10 | Toy Gun Films INC Oklahoma City, OK · Religion related | 4,569% | $248K → $11.6M |
| 2 | 60 | Okpop Foundation Tulsa, OK · Arts and culture | 2,025% | $142K → $3.0M |
| 3 | 82 | OKTEPOklahoma Tribal Engagement Partners Inc Stillwater, OK · Health care | 1,636% | $155K → $2.7M |
| 4 | 176 | The City Lights Foundation of Oklahoma Tulsa, OK · Human services | 829% | $980K → $9.1M |
| 5 | 229 | B'nai B'rith Hillel Foundation Norman, OK | 667% | $387K → $3.0M |
| 6 | 375 | Eden Village of Tulsa INC Tulsa, OK | 480% | $561K → $3.3M |
| 7 | 427 | Cattlemens Congress Inc Oklahoma City, OK · Recreation and sports | 424% | $406K → $2.1M |
| 8 | 501 | Oklahoma Halfway House Inc Oklahoma City, OK · Mental health | 372% | $430K → $2.0M |
| 9 | 537 | Missions Unlimited of Oregon Inc Harrah, OK · International | 354% | $1.1M → $4.9M |
| 10 | 599 | Leflore County Youth Services INC Poteau, OK · Mental health | 326% | $759K → $3.2M |
| 11 | 672 | Youth Services of Bryan County INC Durant, OK · Human services | 296% | $846K → $3.4M |
| 12 | 763 | Advocates for Africa INC Bixby, OK · International | 268% | $1.7M → $6.3M |
| 13 | 832 | Tulsa Opera INC Tulsa, OK · Arts and culture | 249% | $1.2M → $4.3M |
| 14 | 860 | Rogers County Youth Services INC Claremore, OK · Human services | 242% | $665K → $2.3M |