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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 Fenn School Derek R Boonisar

Derek R Boonisar

OfficerTrustee/director

Head of School at The Fenn School

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

$525,460

2024

Total compensation

Derek R Boonisar has been listed as an employee of The Fenn School in Form 990 filings since at least fiscal year 2016. Total compensation for Derek R Boonisar has increased by 152% from 2016 to 2024.

Annual compensation details

$525,460

＋7.8%

Head of School

2024

$345k org

60 hrs/wk

$181k other

--

$487,551

＋7.8%

Head of School

2023

$335k org

60 hrs/wk

$154k other

--

Total compensation by year

Compare the compensation of Derek R Boonisar to:

2024

Other employees at The Fenn School

Assoc. HEAD for Finance and Operations

$234,866 from orgNo related comp$50,107 other

Assistant Head of School

$147,151 from orgNo related comp$45,112 other

Jennifer Sheehy

Director of Marketing/ Communications

$129,337 from orgNo related comp$52,561 other

Upper School Head

$138,714 from orgNo related comp$8,291 other

Interim HEAD of Advancement

$128,422 from orgNo related comp$17,699 other

Head of Middle School

$124,907 from orgNo related comp$18,666 other

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Revisions to this profile

January 25, 2026:

2024 The Fenn School 990 published

January 25, 2026:

2023 The Fenn School 990 published

January 25, 2026:

2022 The Fenn School 990 published

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$452,339

＋6.5%

Head of School

2022

$309k org

60 hrs/wk

$145k other

--

$424,822

＋12.2%

Head of School

2021

$285k org

60 hrs/wk

$141k other

--

$378,649

＋37.2%

Headmaster

2020

$279k org

60 hrs/wk

$101k other

--

$275,946

＋31.7%

Headmaster, EX Officio

2019

$222k org

60 hrs/wk

$55k other

--

$209,585

＋0.5%

Associate Headmaster

2018

$173k org

40 hrs/wk

$38k other

--

$208,498

－0%

Associate Headmaster

2017

$172k org

40 hrs/wk

$38k other

--

$208,541

Assistant Headmaster

2016

$173k org

40 hrs/wk

$37k other

--