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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 Planetary Science Institute Mark V Sykes

Mark V Sykes

OfficerTrustee/director

Chief Executive Officer and Trustee at Planetary Science Institute

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

$307,198
2024

Total compensation

Mark V Sykes has been listed as an employee of Planetary Science Institute in Form 990 filings since fiscal year 2017. Total compensation for Mark V Sykes has increased by 29.9% from 2017 to 2024.

Annual compensation details

$307,198
+4.8%
Chief Executive Officer and Trustee
2024
$263k org
40 hrs/wk
$45k other
--
$293,062
+15.8%
Chief Executive Officer and Trustee
2023
$252k org
40 hrs/wk
$42k other
--

Total compensation by year

Compare the compensation of Mark V Sykes to:

2024

Other employees at Planetary Science Institute

Maurizio A Ienna-Balistreri
Chief Financial Officer and Treasurer
$254,737
$201,307 from orgNo related comp$53,430 other
Amanda R Hendrix
Senior Scientist
$248,677
$196,113 from orgNo related comp$52,564 other
Catherine M Weitz
Senior Scientist
$218,313
$178,166 from orgNo related comp$40,147 other
Nathaniel Putzig
Senior Scientist
$215,502
$175,167 from orgNo related comp$40,335 other
Melinda Dyar
Senior Scientist
$208,850
$183,202 from orgNo related comp$25,648 other
Eldar Z Noe Dobrea
Senior Scientist
$204,399
$172,659 from orgNo related comp$31,740 other
Linda L Rueger
HR Director / Secretary
$179,844
$150,967 from orgNo related comp$28,877 other
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Revisions to this profile

January 25, 2026:
2024 Planetary Science Institute 990 published
January 25, 2026:
2023 Planetary Science Institute 990 published
January 25, 2026:
2022 Planetary Science Institute 990 published

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$227,346
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$200k org
5 hrs/wk
$28k other
--
$236,409
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2017
$208k org
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$29k other
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