Fiscal year ending 2024. Filed on November 11, 2025.
2750 72nd Avenue SE
Mercer Island, Washington 98040
International Oak Society (EIN: 37-1362228) has filed an IRS Form 990 since fiscal year 2022. In its fiscal year 2024 IRS Form 990 filing, International Oak Society, a 501(c)(3) charitable organization, reported compensation for 8 employees. Among the employees shown here, the average compensation is $0.
Revenue
Expenses
Employee compensation
Education and diffusion of knowledge regarding oaks
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