Largest Nonprofits in Oklahoma

Top nonprofits ranked by total revenue

50 organizations
Year: Latest 2024 2023 2022
# Organization Revenue Assets Trantor Score
1 Saint Francis Hospital Inc
EIN: 730700090 · Tulsa, OK
$1.5B $3.7B 695
2 INTEGRIS BAPTIST MEDICAL CENTER INC
EIN: 731034824 · OKLAHOMA CITY, OK
$1.2B $1.9B 615
3 MERCY HOSPITAL OKLAHOMA CITY
EIN: 730579285 · OKLAHOMA CITY, OK
$810.2M $626.2M 596
4 George Kaiser Family Foundation
EIN: 731574370 · Tulsa, OK
$736.2M $4.9B 670
5 St John Medical Center Inc
EIN: 730579286 · Tulsa, OK
$578.6M $300.5M 511
6 COMMUNITYCARE GOVERNMENT PROGRAMS INC
EIN: 472532880 · TULSA, OK
$475.4M $73.2M 572
7 INTEGRIS HEALTH INC
EIN: 731192764 · OKLAHOMA CITY, OK
$437.6M $2.2B 563
8 FEED THE CHILDREN INC
EIN: 736108657 · OKLAHOMA CITY, OK
$408.9M $172.8M 616
9 TULSA COMMUNITY FOUNDATION
EIN: 731554474 · TULSA, OK
$329.5M $942.7M 741
10 INTEGRIS SO OKLAHOMA CITY HOSPCORP D/B/A INTEGRIS SOUTHWEST MEDICAL CENTER
EIN: 731089149 · OKLAHOMA CITY, OK
$303.2M $242.5M 637
11 INTEGRIS RURAL HEALTH INC
EIN: 731444504 · OKLAHOMA CITY, OK
$303.1M $266.6M 587
12 UNIVERSITY OF TULSA
EIN: 730579298 · TULSA, OK
$301.8M $1.6B 600
13 DELTA DENTAL PLAN OF OKLAHOMA
EIN: 237322578 · OKLAHOMA CITY, OK
$281.4M $113.2M 595
14 INTEGRIS AMBULATORY CARE CORP
EIN: 731192765 · OKLAHOMA CITY, OK
$265.8M $219.6M 511
15 UNIVERSITY OF OKLAHOMA FOUNDATION INC
EIN: 736091755 · NORMAN, OK
$243.4M $2.6B 680
16 Oklahoma State University Foundation
EIN: 736097060 · STILLWATER, OK
$242.7M $1.6B 664
17 COMMUNITY STRATEGIES INC DBA EPIC CHARTER SCHOOLS
EIN: 202774826 · OKLAHOMA CITY, OK
$240.2M $80.2M 688
18 Warren Clinic Inc
EIN: 731310891 · Tulsa, OK
$231.5M $142.1M 499
19 Saint Francis Hospital South LLC
EIN: 010603214 · Tulsa, OK
$227.2M $249.6M 600
20 MERCY CLINIC OKLAHOMA COMMUNITIESINC
EIN: 270473057 · OKLAHOMA CITY, OK
$215.9M $39.8M 551
21 Duncan Regional Hospital
EIN: 731008550 · Duncan, OK
$214.3M $271.0M 614
22 Saint Francis Hospital Muskogee Inc
EIN: 814322087 · Tulsa, OK
$209.7M $166.0M 606
23 MERCY HOSPITAL ARDMORE
EIN: 731500629 · ARDMORE, OK
$202.4M $95.2M 650
24 ORAL ROBERTS UNIVERSITY
EIN: 730739626 · TULSA, OK
$192.9M $306.1M 656
25 Grand Lake Mental Health Center Inc
EIN: 731039733 · Nowata, OK
$190.9M $86.8M 621
26 Oklahoma Blood Institute
EIN: 731008735 · Oklahoma City, OK
$155.9M $119.9M 624
27 St John Health System Inc
EIN: 731215174 · Tulsa, OK
$148.1M $1.6B 559
28 INTEGRIS Health Edmond Inc
EIN: 451027361 · Oklahoma City, OK
$138.8M $221.4M 552
29 FAMILY & CHILDRENS SERVICES INC
EIN: 730580270 · TULSA, OK
$137.5M $128.1M 718
30 TTCU FEDERAL CREDIT UNION
EIN: 730489468 · TULSA, OK
$133.1M $2.7B 514
31 MERCY HOSPITAL ADA INC
EIN: 462288155 · ADA, OK
$118.2M $59.3M 606
32 Jane Phillips Memorial Medical Center
EIN: 730606129 · Bartlesville, OK
$117.8M $54.3M 535
33 REGIONAL FOOD BANK OF OKLAHOMA INC
EIN: 731100380 · OKLAHOMA CITY, OK
$115.6M $34.8M 648
34 Oklahoma Medical Research Foundation
EIN: 730580274 · Oklahoma City, OK
$114.3M $485.9M 632
35 OKLAHOMA CITY UNIVERSITY
EIN: 730579265 · OKLAHOMA CITY, OK
$112.3M $397.8M 608
36 HOBBY LOBBY STORES INC MEDICAL & DENTAL PLAN TRUST
EIN: 731323414 · OKLAHOMA CITY, OK
$104.8M $0 556
37 TRI-COUNTY ELECTRIC COOPERATIVE INC
EIN: 730539914 · HOOKER, OK
$103.8M $359.2M 532
38 CREOKS MENTAL HEALTH SERVICES
EIN: 731108774 · TULSA, OK
$98.3M $62.4M 640
39 VARIETY CARE INC
EIN: 731088577 · OKLAHOMA CITY, OK
$97.8M $88.0M 592
40 Oklahoma Baptist University
EIN: 730579264 · Shawnee, OK
$96.6M $326.6M 667
41 THE CHILDREN'S CENTER INC
EIN: 730580264 · BETHANY, OK
$95.9M $98.7M 589
42 VERDIGRIS VALLEY ELECTRIC COOPERATIVE INC
EIN: 730495962 · COLLINSVILLE, OK
$93.6M $238.5M 526
43 CENTRAL OKLAHOMA AMERICAN INDIAN HEALTH COUNCIL INC
EIN: 730955756 · OKLAHOMA CITY, OK
$92.6M $110.2M 715
44 NORTHEAST OKLAHOMA ELECTRIC COOPERATIVE INC
EIN: 730375582 · VINITA, OK
$90.2M $0 534
45 CKENERGY ELECTRIC COOPERATIVE INC
EIN: 474815587 · BINGER, OK
$87.2M $210.4M 546
46 COTTON ELECTRIC COOPERATIVE INC
EIN: 730199463 · WALTERS, OK
$83.2M $187.2M 544
47 NATIONAL RURAL WATER ASSOCIATION
EIN: 731006395 · DUNCAN, OK
$81.8M $89.1M 613
48 Canadian Valley Electric Cooperative Inc
EIN: 730171526 · SEMINOLE, OK
$78.5M $228.0M 539
49 OKLAHOMA CITY COMMUNITY FOUNDATION INC
EIN: 237024262 · OKLAHOMA CITY, OK
$77.8M $857.3M 584
50 CENTRAL RURAL ELECTRIC COOPERATIVE INC
EIN: 730177775 · STILLWATER, OK
$77.6M $303.8M 527
Data from IRS Form 990 filings. Click an organization name to view full details. © 2026 990 Finder by Trantor SpA.