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Employees Columbia Grammar and Preparatory School Athanassios Hristidis

Athanassios Hristidis

Highest compensated employee

Director of Maint. (Through 2/23) at Columbia Grammar and Preparatory School

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

$304,665
2023

Total compensation

Athanassios Hristidis has been listed as an employee of Columbia Grammar and Preparatory School in Form 990 filings since fiscal year 2019. Total compensation for Athanassios Hristidis has increased by 0.8% from 2019 to 2023.

Annual compensation details

$304,665
+4%
Director of Maint. (Through 2/23)
2023
$235k org
35 hrs/wk
$70k other
--
$293,018
+10.2%
Maintenance Director
2022
$234k org
35 hrs/wk
$60k other
--

Total compensation by year

Compare the compensation of Athanassios Hristidis to:

2023

Other employees at Columbia Grammar and Preparatory School

Dr William Donohue
Head of School
$718,129
$693,729 from orgNo related comp$24,400 other
Sharonah Volkowitz
Chief Financial Officer
$405,940
$340,651 from orgNo related comp$65,289 other
Sarah McLean
Grammar School Director
$315,738
$248,416 from orgNo related comp$67,322 other
Scott Wilson
Prep School Director
$309,879
$246,643 from orgNo related comp$63,236 other
Rey Fernandez
Assistant Head of School
$284,129
$226,889 from orgNo related comp$57,240 other
Adam Gerson
Technology Director
$277,978
$219,013 from orgNo related comp$58,965 other
Victor Puccio
PREP School DEAN
$275,487
$209,782 from orgNo related comp$65,705 other
Carrie Salvatore
Admission Director
$275,247
$239,917 from orgNo related comp$35,330 other
Paul Baly
Middle School Director
$271,069
$237,983 from orgNo related comp$33,086 other
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Revisions to this profile

January 25, 2026:
2023 Columbia Grammar and Preparatory School 990 published
January 25, 2026:
2022 Columbia Grammar and Preparatory School 990 published
January 25, 2026:
2021 Columbia Grammar and Preparatory School 990 published

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