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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 The Winsor School Ridie R Markenson

Ridie R Markenson

Highest compensated employee

Head of Upper School at The Winsor School

Fiscal year ended June 30, 2021. Published on January 25, 2026.

$193,274
2021

Total compensation

Ridie R Markenson has been listed as an employee of The Winsor School in Form 990 filings since fiscal year 2017. Total compensation for Ridie R Markenson has increased by 18.4% from 2017 to 2021.

Annual compensation details

$193,274
+8.2%
Head of Upper School
2021
$153k org
40 hrs/wk
$41k other
--
$178,637
-0.9%
Head of Upper School
2020
$154k org
40 hrs/wk
$26k other
--

Total compensation by year

Compare the compensation of Ridie R Markenson to:

2021

Other employees at The Winsor School

Sarah Pelmas
Head of School
$663,820
$529,175 from orgNo related comp$134,645 other
Sue Kim
Chief Advancement Officer
$243,126
$224,959 from orgNo related comp$18,167 other
Karen Geromini
Acting Chief Operating Officer
$238,853
$213,021 from orgNo related comp$25,832 other
Kate M A Caspar
Associate Head of School
$213,514
$202,161 from orgNo related comp$11,353 other
John Crompton
Director of Facilities and Construction
$196,591
$155,634 from orgNo related comp$40,957 other
Craig C Allen
Director of College Counsel
$185,332
$156,663 from orgNo related comp$28,669 other
Sharon Jones Phinney
Head of Lower School
$176,739
$156,386 from orgNo related comp$20,353 other
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Revisions to this profile

January 25, 2026:
2021 The Winsor School 990 published
January 24, 2026:
2020 The Winsor School 990 published
January 24, 2026:
2019 The Winsor School 990 published

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$180,260
+4.9%
Head of Upper School
2019
$150k org
40 hrs/wk
$31k other
--
$171,880
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Head of Upper School
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$144k org
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