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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 Pennsylvania Defense Institute Stuart H Sostmann

Stuart H Sostmann

President at Pennsylvania Defense Institute

Fiscal year ended August 31, 2023. Published on January 25, 2026.

$0

2023

Total compensation

Stuart H Sostmann has been listed as an employee of Pennsylvania Defense Institute in Form 990 filings since fiscal year 2021.

Annual compensation details

$0

President

2023

$0

Executive Vice President - OP

2022

$0

Executive Vice President - OP

2021

Compare the compensation of Stuart H Sostmann to:

2023

Other employees at Pennsylvania Defense Institute

Thomas A McDonnell

Patrick J McStravick

Robert J Aldrich III

Director at-large

Director at-large

Denise M Montgomery

Tiffany F Turner

Robert J Cosgrove

Brigid Q Alford

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Revisions to this profile

January 25, 2026:

2023 Pennsylvania Defense Institute 990 published

January 25, 2026:

2022 Pennsylvania Defense Institute 990 published

January 25, 2026:

2021 Pennsylvania Defense Institute 990 published

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