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Compensation 990 is an independent service that uses public IRS Form 990 filings as its source data. We clean and standardize this information, but the original filings may contain errors or omissions. Years on this site refer to the organization’s fiscal year end date on the filing.

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Employees International Brotherhood of Boiler Frederick Karol

Frederick Karol

President at International Brotherhood of Boiler

Fiscal year ended June 30, 2024. Published on January 25, 2026.

2024

Total compensation

Frederick Karol has been listed as an employee of International Brotherhood of Boiler in Form 990 filings since fiscal year 2022. Total compensation for Frederick Karol has decreased by 100% from 2022 to 2024.

Annual compensation details

President

2024

－100%

President

2023

$2,705

President

2022

$3k org

10 hrs/wk

$1k other

Total compensation by year

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Revisions to this profile

January 25, 2026:

2024 International Brotherhood of Boiler 990 published

January 25, 2026:

2023 International Brotherhood of Boiler 990 published

January 25, 2026:

2022 International Brotherhood of Boiler 990 published

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