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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 Roosevelt Island Historical Society Matthias Altwicker

Matthias Altwicker

Trustee at Roosevelt Island Historical Society

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

$0
2024

Total compensation

Matthias Altwicker has been listed as an employee of Roosevelt Island Historical Society in Form 990 filings since fiscal year 2019.

Annual compensation details

$0
Trustee
2024
$0
Trustee
2023
$0
Trustee
2022
$0
Trustee
2021

Compare the compensation of Matthias Altwicker to:

2024

Other employees at Roosevelt Island Historical Society

Patricia Schwartzberg
Bookkeeper
$7,500
$7,500 from org—No other comp
Judith Berdy
President
$6,550
$0 from org—$6,550 other
Deborah Dorff
Trustee
$2,500
$2,500 from org—No other comp
Arlene Bessenoff
Trustee
$1
$1 from org—No other comp
Barbara Slonevsky
Vice President
$0
Lisa Fernandez
Trustee
$0
Melanie C Colter
Secretary
$0
Thom Heyer
Trustee
$0
Stephan Silverstein
Treasurer
$0
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Revisions to this profile

January 25, 2026:
2024 Roosevelt Island Historical Society 990 published
January 25, 2026:
2023 Roosevelt Island Historical Society 990 published
January 25, 2026:
2022 Roosevelt Island Historical Society 990 published

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$0
Trustee
2020
$0
Trustee
2019