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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 James M and Cathleen D Stone Family Foundation Inc. Sonja Plesset

Sonja Plesset

Executive Director at James M and Cathleen D Stone Family Foundation Inc.

Fiscal year ended December 31, 2024. Published on January 25, 2026.

$66,390

2024

Total compensation

Sonja Plesset has been listed as an employee of James M and Cathleen D Stone Family Foundation Inc. in Form 990 filings since fiscal year 2024.

Annual compensation details

$66,390

Executive Director

2024

$67k org

11 hrs/wk

Total compensation by year

Compare the compensation of Sonja Plesset to:

2024

Other employees at James M and Cathleen D Stone Family Foundation Inc.

Treasurer and Trustee

Assistant Treasurer

Clerk and Trustee

Jennifer Pachus

Cathleen D Stone

President and Trustee

Chair and Trustee

John Montgomery

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January 25, 2026:

2024 James M and Cathleen D Stone Family Foundation Inc. 990 published

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2024

American Academy of Arts and Sciences

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