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OK

Foundations in
Oklahoma

Explore 1,662 private foundations with combined assets of $44.7B.

1,662
Foundations
$44.7B
Total Assets

Top 50 by Assets

Largest foundations headquartered in Oklahoma

View All
#1

George Kaiser Family Foundation

Tulsa, OK
T
Assets
$5.1B
Giving
$386.6M
#2

Saint Francis Hospital Inc

Tulsa, OK
E
Assets
$3.7B
Giving
$5.0M
#3

INTEGRIS Health INC

OKLAHOMA CITY, OK
E
Assets
$2.2B
Giving
$1.2M
#4

Charles and Lynn Schusterman Family Foundation

Tulsa, OK
T
Assets
$2.2B
Giving
$1.4B
#5

INTEGRIS Baptist Medical Center Inc

Oklahoma City, OK
E
Assets
$1.9B
Giving
$40.3M
#6

THE SAMUEL ROBERTS NOBLE FOUNDATION

ARDMORE, OK
T
Assets
$1.1B
Giving
$191.8M
#7

J A Leta M Chapman TR 486002AC2

TULSA, OK
T
Assets
$979.4M
Giving
$219.5M
#8

TRUE SKY CREDIT UNION

OKLAHOMA CITY, OK
Assets
$831.3M
Giving
$39K
#9

OKLAHOMA CENTRAL CREDIT UNION

TULSA, OK
Assets
$686.9M
Giving
$299K
#10

MERCY HOSPITAL OKLAHOMA CITY

OKLAHOMA CITY, OK
E
Assets
$626.2M
Giving
$8.1M
#11

Museum of the Bible

Oklahoma City, OK
Assets
$442.8M
Giving
$1.3M
#12

KIRKPATRICK FAMILY AFFILIATED FUND OF

OKLAHOMA CITY, OK
T
Assets
$403.0M
Giving
$40.0M
#13

INASMUCH FOUNDATION

OKLAHOMA CITY, OK
T
Assets
$399.4M
Giving
$82.4M
#14

William K Warren Medical Research Center INC

TULSA, OK
H
Assets
$371.4M
Giving
$4.8M
#15

TRI-COUNTY ELECTRIC COOPERATIVE INC

HOOKER, OK
Assets
$359.2M
Giving
$172K
#16

The William K Warren Foundation

Tulsa, OK
T
Assets
$331.4M
Giving
$81.9M
#17

ORAL ROBERTS UNIVERSITY

TULSA, OK
B
Assets
$306.1M
Giving
$363K
#18

Leta McFarlin Chapman Memorial Tr 486003AC0

TULSA, OK
T
Assets
$297.0M
Giving
$64.5M
#19

THE ANNE AND HENRY ZARROW FOUNDATION

TULSA, OK
Assets
$281.0M
Giving
$138.3M
#20

Duncan Regional Hospital

Duncan, OK
E
Assets
$271.0M
Giving
$2.6M
#21

INTEGRIS Rural Health Inc

Oklahoma City, OK
E
Assets
$266.6M
Giving
$30K
#22

EL AND THELMA GAYLORD FOUNDATION

OKLAHOMA CITY, OK
T
Assets
$260.1M
Giving
$63.9M
#23

Saint Francis Hospital South LLC

Tulsa, OK
E
Assets
$249.6M
Giving
$435K
#24

OKLAHOMA EDUCATORS CREDIT UNION

OKLAHOMA CITY, OK
Assets
$235.1M
Giving
$12K
#25

INTEGRIS Health Edmond Inc

Oklahoma City, OK
E
Assets
$221.4M
Giving
$10K
#26

PRESBYTERIAN HEALTH FOUNDATION

OKLAHOMA CITY, OK
Assets
$220.1M
Giving
$34.8M
#27

CKENERGY ELECTRIC COOPERATIVE INC

BINGER, OK
Assets
$210.9M
Giving
$100K
#28

NATIONAL CENTER FOR ADDICTION STUDIES

TULSA, OK
P
Assets
$198.6M
Giving
$7.1M
#29

CIMARRON ELECTRIC COOPERATIVE INC

KINGFISHER, OK
Assets
$189.3M
Giving
$23K
#30

MONTEREAU INC

TULSA, OK
L
Assets
$188.6M
Giving
$86K
#31

The HA & Mary K Chapman Foundation

Tulsa, OK
T
Assets
$188.4M
Giving
$23.5M
#32

GLENN FOUNDATION FOR MEDICAL

EDMOND, OK
H
Assets
$180.9M
Giving
$32.3M
#33

FEED THE CHILDREN INC

OKLAHOMA CITY, OK
Q
Assets
$172.8M
Giving
$79K
#34

Tulsa Psychiatric Center

Tulsa, OK
Assets
$172.6M
Giving
$1.5M
#35

Saint Francis Hospital Muskogee Inc

Tulsa, OK
E
Assets
$166.0M
Giving
$219K
#36

CITY OF MUSKOGEE FOUNDATION INC

OKLAHOMA CITY, OK
S
Assets
$156.7M
Giving
$47.9M
#37

JOSEPH W CRAFT III FOUNDATION

TULSA, OK
T
Assets
$146.2M
Giving
$24.5M
#38

BUTTERFIELD MEMORIAL FOUNDATION

OKLAHOMA CITY, OK
E
Assets
$143.0M
Giving
$9.9M
#39

THE HARDESTY FAMILY FOUNDATION INC

TULSA, OK
Z
Assets
$142.2M
Giving
$23.3M
#40

NOBLE RESEARCH INSTITUTE LLC

ARDMORE, OK
B
Assets
$138.2M
Giving
$11K
#41

SANFORD P & IRENE F BURNSTEIN FAMILY

TULSA, OK
Assets
$136.5M
Giving
$360K
#42

OKLAHOMA STATE MEDICAL ASSOCIATION

OKLAHOMA CITY, OK
Assets
$134.1M
Giving
$500K
#43

FOUNDATION FOR ENGINEERING AT OKLAHOMA

STILLWATER, OK
B
Assets
$134.0M
Giving
$5.6M
#44

MALZAHN FAMILY AFFILIATED FUND OF OCCF

OKLAHOMA CITY, OK
Assets
$133.8M
Giving
$12.0M
#45

KATHLEEN S CRAFT FOUNDATION

TULSA, OK
P
Assets
$131.2M
Giving
$15.0M
#46

NORTHWESTERN ELECTRIC COOPERATIVE INC

WOODWARD, OK
Assets
$130.5M
Giving
$6K
#47

J A Leta M Chapman TR 10267 486001AC4

TULSA, OK
T
Assets
$130.3M
Giving
$27.6M
#48

FOUNDATION FOR ENGINEERING AT THE

NORMAN, OK
B
Assets
$126.6M
Giving
$4.0M
#49

SARKEYS FOUNDATION

NORMAN, OK
Assets
$119.2M
Giving
$18.5M
#50

DELTA DENTAL PLAN OF OKLAHOMA

OKLAHOMA CITY, OK
Assets
$116.7M
Giving
$21.4M
Search All 1,662 Oklahoma Foundations

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Every nonprofit deserves a foundation funding pipeline. Now they can afford one.

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© 2026 GrantLedger. All rights reserved.

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