Fiscal year ending 2024. Filed on November 17, 2025.
23 Jackson Drive
Holliston, Massachusetts 01746
International Isotope Society Inc. (EIN: 22-2845329) has filed an IRS Form 990 since fiscal year 2019. In its fiscal year 2024 IRS Form 990 filing, International Isotope Society Inc., 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
TO ENCOURAGE THE ADVANCEMENT IN KNOWLEDGE OF THE CYNTHESIS, MEASUREMENT AND APPLICATION OF ISOTOPES AND ISOTOPICALLY LABELED COMPOUNDS FOR THE BENEFIT OF ALL RELATED COMPOUNDS.
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