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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 Catalyst Schools Edmund Siderewicz

Edmund Siderewicz

Highest compensated employee

Director of External Relations and Mission at Catalyst Schools

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

$157,111
2024

Total compensation

Edmund Siderewicz has been listed as an employee of Catalyst Schools in Form 990 filings since at least fiscal year 2016. Total compensation for Edmund Siderewicz has increased by 26% from 2016 to 2024.

Annual compensation details

$157,111
+4.3%
Director of External Relations and Mission
2024
$136k org
40 hrs/wk
$22k other
--
$150,705
+2.8%
Director of External Relations and Mission
2023
$133k org
40 hrs/wk
$18k other
--

Total compensation by year

Compare the compensation of Edmund Siderewicz to:

2024

Other employees at Catalyst Schools

Gordon Hannon
Chief Executive Officer
$254,030
$204,335 from orgNo related comp$49,695 other
Dawn Donati Sandoval
High School Principal
$203,217
$169,947 from orgNo related comp$33,270 other
Elizabeth A Jamison-Dunn
Principal
$183,713
$145,841 from orgNo related comp$37,872 other
Michael Kasang
Administration Director
$174,157
$139,215 from orgNo related comp$34,942 other
Michele Nunez
Director of Finance and Compliance
$164,690
$147,635 from orgNo related comp$17,055 other
Philip Smith
Operations Director
$153,023
$136,642 from orgNo related comp$16,381 other
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Revisions to this profile

January 25, 2026:
2024 Catalyst Schools 990 published
January 25, 2026:
2023 Catalyst Schools 990 published
January 25, 2026:
2022 Catalyst Schools 990 published

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$146,568
-1.3%
Director of External Relations and Mission
2022
$127k org
40 hrs/wk
$21k other
--
$148,453
+2.8%
Director of External Relations and Mission
2021
$132k org
40 hrs/wk
$17k other
--
$144,391
+4.2%
Director of External Relations
2020
$123k org
40 hrs/wk
$22k other
--
$138,581
Director of External Relations
2019
$112k org
40 hrs/wk
$28k other
--
$127,010
+1.8%
Director of Mission and External Relations
2017
$105k org
40 hrs/wk
$23k other
--
$124,720
Director of Mission and External Relations
2016
$108k org
40 hrs/wk
$17k other
--

Other people named Edmund Siderewicz

2024
Employee
Edmund G Siderewicz
The Kehrein Center for the Arts Foundation
$0