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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 Astop Inc. Isabel Williston

Isabel Williston

Highest compensated employee

Executive Director at Astop Inc.

Fiscal year ended June 30, 2025. Published on January 25, 2026.

$74,436
2025

Total compensation

Isabel Williston has been listed as an employee of Astop Inc. in Form 990 filings since fiscal year 2023. Total compensation for Isabel Williston has decreased by 7.3% from 2023 to 2025.

Annual compensation details

$74,436
+8.4%
Executive Director
2025
$75k org
48 hrs/wk
$68,643
-14.5%
Executive Director
2024
$69k org
40 hrs/wk
$80,309
Executive Director
2023

Total compensation by year

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Revisions to this profile

January 25, 2026:
2025 Astop Inc. 990 published
January 25, 2026:
2024 Astop Inc. 990 published
January 25, 2026:
2023 Astop Inc. 990 published

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