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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 American Postal Workers Union AFL-CIO Mark Dimondstein

Mark Dimondstein

Trustee/director

President at American Postal Workers Union AFL-CIO

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

$222,916
2024

Total compensation

Mark Dimondstein has been listed as an employee of American Postal Workers Union AFL-CIO in Form 990 filings since at least fiscal year 2016. Total compensation for Mark Dimondstein has increased by 10.1% from 2016 to 2024.

Annual compensation details

$222,916
+1.8%
President
2024
$192k org
40 hrs/wk
$32k other
--
$219,000
+1.9%
President
2023
$188k org
40 hrs/wk
$32k other
--

Total compensation by year

Compare the compensation of Mark Dimondstein to:

2024

Other employees at American Postal Workers Union AFL-CIO

Hannah Decker
HR Mngr/Exec ASST to Sec-Trea
$277,259
$143,551 from orgNo related comp$133,708 other
Manjusha Nair
SR Programmer/Data Miner
$261,406
$132,181 from orgNo related comp$129,225 other
Elizabeth Conolly
Controller
$246,259
$142,171 from orgNo related comp$104,088 other
Stephen Dematteo
EXEC ASST to the President
$229,642
$128,188 from orgNo related comp$101,454 other
Arrion Brown
Director Support Services
$205,591
$163,269 from orgNo related comp$42,322 other
Charles Cash
Director Industrial Relations
$205,291
$162,969 from orgNo related comp$42,322 other
Deborah Szeredy
Executive Vice President
$195,070
$167,101 from orgNo related comp$27,969 other
Elizabeth Powell
Secretary and Treasurer
$195,070
$167,101 from orgNo related comp$27,969 other
Daleo Freeman
Director Human Relations
$194,857
$153,980 from orgNo related comp$40,877 other
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Revisions to this profile

January 25, 2026:
2024 American Postal Workers Union AFL-CIO 990 published
January 25, 2026:
2023 American Postal Workers Union AFL-CIO 990 published
January 25, 2026:
2022 American Postal Workers Union AFL-CIO 990 published

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$214,999
+2.3%
President
2022
$185k org
40 hrs/wk
$31k other
--
$210,148
-0.5%
President
2021
$181k org
40 hrs/wk
$30k other
--
$211,198
+8.8%
President
2020
$181k org
40 hrs/wk
$31k other
--
$194,132
+0.2%
President
2019
$166k org
40 hrs/wk
$29k other
--
$193,678
-6.3%
President
2018
$166k org
40 hrs/wk
$29k other
--
$206,634
+2.1%
President
2017
$163k org
40 hrs/wk
$44k other
--
$202,475
President
2016
$160k org
40 hrs/wk
$43k other
--

Other people named Mark Dimondstein

2024
Employee
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American Postal Workers Union AFL-CIO Health Plan Health and Welfare Trust Agreement
$222,916
Employee
Mark Dimondstein
Hallbeck Scholarship Fund
$222,916
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Mark Dimondstein
American Postal Workers Union Holding Corporation
$222,916
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American Postal Workers Union AFL CIO Health
$222,916
Board Member
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Union Veterans Council
$0