Fiscal year ending 2024. Filed on November 17, 2025.
7030 S Yale Avenue 600
Cottage
Tulsa, Oklahoma 74136
George Kaiser Family Foundation (EIN: 73-1574370) has filed an IRS Form 990 since fiscal year 2020. In its fiscal year 2024 IRS Form 990 filing, George Kaiser Family Foundation, a 501(c)(3) charitable organization, reported compensation for 10 out of 561 total employees. Among the employees shown here, the average compensation is $564,519. The highest compensated employee at George Kaiser Family Foundation is Lisa Lambert with fiscal year 2024 compensation of $1,070,497.
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The George Kaiser Family Foundation ("GKFF") is organized for the specific and primary purpose of benefiting, performing the functions of, or carrying out the purpose of that class of publicly supported organizations, including Tulsa Community Foundation, that are described in Sections 501(c)(3) and 509(a)(1) or (2) of the Internal Revenue Code, and that engage in charitable activities which are consistent with the charitable purposes of Tulsa Community Foundation. George Kaiser Family Foundation (GKFF) is a charitable organization based in Tulsa, Oklahoma. The foundation is a Type I supporting organization of the Tulsa Community Foundation as described in IRC Section 509(a)(3). The foundation is dedicated to breaking the cycle of poverty through investments in early childhood education, community health, social services and civic enhancement.
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