Fiscal year ending 2024. Filed on June 26, 2025.
C/o 976 Delaware Avenue 2
Buffalo, New York 14209
The John W & Mary M Koessler Foundation (EIN: 16-1406643) has filed an IRS Form 990 since at least fiscal year 2016. In its fiscal year 2024 IRS Form 990 filing, The John W & Mary M Koessler Foundation, a 501(c)(3) charitable organization, reported compensation for 3 employees. Among the employees shown here, the average compensation is $0.
Revenue
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Employee compensation
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