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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 Carnegie Institution of Washington Benjamin J Aderson

Benjamin J Aderson

Officer

General Counsel and Secretary at Carnegie Institution of Washington

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

$461,529
2024

Total compensation

Benjamin J Aderson has been listed as an employee of Carnegie Institution of Washington in Form 990 filings since fiscal year 2017. Total compensation for Benjamin J Aderson has increased by 319.9% from 2017 to 2024.

Annual compensation details

$461,529
+3.1%
General Counsel and Secretary
2024
$385k org
40 hrs/wk
$77k other
--
$447,616
+17.5%
General Counsel and Secretary
2023
$378k org
40 hrs/wk
$71k other
--

Total compensation by year

Compare the compensation of Benjamin J Aderson to:

2024

Other employees at Carnegie Institution of Washington

Dr Eric D Isaacs
President
$1,253,867
$1,153,104 from orgNo related comp$100,763 other
Michael Stambaugh
Chief Investment Officer
$1,079,130
$1,019,170 from orgNo related comp$59,960 other
Margaret McFall-Ngai
Division Director
$641,524
$563,175 from orgNo related comp$78,349 other
John S Mulchaey
Division Director
$634,682
$563,135 from orgNo related comp$71,547 other
Edward Lamade
Investment Director
$574,663
$488,060 from orgNo related comp$86,603 other
Michael Walter
Division Director
$430,726
$336,009 from orgNo related comp$94,717 other
Anna M Michalak
Department Director
$400,270
$321,886 from orgNo related comp$78,384 other
Yixian Zheng
Division Director
$386,908
$326,188 from orgNo related comp$60,720 other
Maisha Williams
Chief Financial Officer (BEG 04/23)
$347,572
$301,288 from orgNo related comp$46,284 other
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Revisions to this profile

January 25, 2026:
2024 Carnegie Institution of Washington 990 published
January 25, 2026:
2023 Carnegie Institution of Washington 990 published
January 25, 2026:
2022 Carnegie Institution of Washington 990 published

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