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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 School One Maryann Ullmann

Maryann Ullmann

Trustee/director

Director and Teacher at School One

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

$55,313
2024

Total compensation

Maryann Ullmann has been listed as an employee of School One in Form 990 filings since fiscal year 2023. Total compensation for Maryann Ullmann has increased by 8.5% from 2023 to 2024.

Annual compensation details

$55,313
+8.5%
Director and Teacher
2024
$49k org
40 hrs/wk
$8k other
--
$50,978
Director and Teacher
2023
$45k org
40 hrs/wk
$7k other
--

Total compensation by year

Compare the compensation of Maryann Ullmann to:

2024

Other employees at School One

Christopher Hayes
Head of School
$181,322
$164,000 from orgNo related comp$17,322 other
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Revisions to this profile

January 25, 2026:
2024 School One 990 published
January 25, 2026:
2023 School One 990 published
January 25, 2026:
2022 School One 990 published

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