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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 San Francisco Day School Mary O'Brien

Mary O'Brien

Highest compensated employee

PE Teacher at San Francisco Day School

Fiscal year ended June 30, 2023. Published on January 25, 2026.

$166,025
2023

Total compensation

Mary O'Brien has been listed as an employee of San Francisco Day School in Form 990 filings since fiscal year 2018. Total compensation for Mary O'Brien has increased by 19.2% from 2018 to 2023.

Annual compensation details

$166,025
+4.9%
PE Teacher
2023
$138k org
50 hrs/wk
$29k other
--
$158,215
±0%
PE Teacher
2022
$132k org
40 hrs/wk
$27k other
--

Total compensation by year

Compare the compensation of Mary O'Brien to:

2023

Other employees at San Francisco Day School

Dr Michael Walker
HEAD of School (Thru 07/22)
$680,308
$660,760 from orgNo related comp$19,548 other
Peter McCormack
Head of School
$609,926
$562,917 from orgNo related comp$47,009 other
Erin Wright-Gandhi
Advancement Director
$233,721
$209,866 from orgNo related comp$23,855 other
Kaili Hwang
Head of Lower School
$211,064
$190,332 from orgNo related comp$20,732 other
Luis A Martinez-Satras
CFO, Director of OPS, CORP Treasurer
$208,743
$185,689 from orgNo related comp$23,054 other
Steve Roberts
PE Teacher
$173,278
$150,032 from orgNo related comp$23,246 other
Homa Hanjani
Admission Director
$167,978
$142,268 from orgNo related comp$25,710 other
Eleanor Coffelt
Lower School Science Teacher
$160,347
$138,855 from orgNo related comp$21,492 other
Andrew Maynard
Upper School English Teacher
$146,313
$133,253 from orgNo related comp$13,060 other
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Revisions to this profile

January 25, 2026:
2023 San Francisco Day School 990 published
January 25, 2026:
2022 San Francisco Day School 990 published
January 25, 2026:
2021 San Francisco Day School 990 published

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$158,215
+2.6%
PE Teacher
2021
$132k org
40 hrs/wk
$27k other
--
$154,204
+7.2%
PE Teacher
2020
$136k org
40 hrs/wk
$19k other
--
$143,914
+3.3%
PE Teacher
2019
$125k org
40 hrs/wk
$20k other
--
$139,277
PE Teacher
2018
$120k org
40 hrs/wk
$20k other
--

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2023
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$250
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$0
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$0