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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 Ross Institute Charles Abelmann

Charles Abelmann

Former

Former Head of School at Ross Institute

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

$177,009
2024

Total compensation

Charles Abelmann has been listed as an employee of Ross Institute in Form 990 filings since fiscal year 2023. Total compensation for Charles Abelmann has decreased by 56.8% from 2023 to 2024.

Annual compensation details

$177,009
-56.8%
Former Head of School
2024
$178k org
--
$410,068
Former Head of School
2023
$338k org
50 hrs/wk
$73k other
--

Total compensation by year

Compare the compensation of Charles Abelmann to:

2024

Other employees at Ross Institute

Thomas Sturtevant
Head of School
$563,437
$442,718 from orgNo related comp$120,719 other
Valerie Vlacancich
Chief Financial Officer
$218,680
$195,227 from orgNo related comp$23,453 other
Mark Frankel
Head of Upper School
$216,545
$183,187 from orgNo related comp$33,358 other
Bryan Rosenberg
Head of Lower School
$165,335
$159,845 from orgNo related comp$5,490 other
Mark Foard
Head of Middle School
$160,218
$137,116 from orgNo related comp$23,102 other
Edoardo Tessaro
Tennis Pro
$145,941
$145,941 from orgNo related compNo other comp
Vinicius Carmo
Tennis Director
$142,498
$142,367 from orgNo related comp$131 other
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Revisions to this profile

January 25, 2026:
2024 Ross Institute 990 published
January 25, 2026:
2023 Ross Institute 990 published

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2024
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The Barrie School a Non-Profit Corporation
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