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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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Organizations Education Hellenic Classical Charter Schools Staten Island

Hellenic Classical Charter Schools Staten Island

Fiscal year ending 2025. Filed on November 13, 2025.

646 5th Avenue
Brooklyn, New York 11215

Hellenic Classical Charter Schools Staten Island (EIN: 85-1596185) has filed an IRS Form 990 between fiscal years 2020 and 2025. In its fiscal year 2025 IRS Form 990 filing, Hellenic Classical Charter Schools Staten Island, a 501(c)(3) charitable organization, reported compensation for 9 out of 199 total employees. Among the employees shown here, the average compensation is $193,926. The highest compensated employee at Hellenic Classical Charter Schools Staten Island is Christina Tettonis with fiscal year 2025 compensation of $370,612.

Revenue, expenses, and employee compensation

Revenue

$21,012,411

Expenses

$22,501,408

Employee compensation

$14,312,216
Revenue, expenses, and employee compensation over time

Reported Compensated Employees

Christina Tettonis
Superintendent
$370,612
$360,379 No related comp$10,233
Joy Petrakos
Chief of Operations
$244,815
$219,502 No related comp$25,313
Natasha Caban
Principal
$217,143
$179,903 No related comp$37,240
Cathy Kakleas
Principal
$187,918
$160,556 No related comp$27,362
Adam Konstantopoulos
DEAN of Athletics
$185,431
$149,095 No related comp$36,336
Anthony Underwood
Technology Specialist
$154,132
$131,419 No related comp$22,713
Anastasia Etimos
Dean
$133,902
$107,954 No related comp$25,948
Kevin Linehan
DEAN of Technology
$130,975
$117,449 No related comp$13,526
Shannon Donohue
DEAN of Guidance and Student Support
$120,406
$107,113 No related comp$13,293

Benchmark Employee Compensation

Non-Employee Board Members

Bianca Rajpersaud
Board Member
Charles Capetanakis
Chair
Dean Angelakos
Board Member
Dr Liana Theodoratou
Board Member
Effie Lekas
Board Member
Grazia Svokos
Board Member
Harvey Newman
Secretary
Nikiforos Matthews
Board Member
Nikolaos Leonardos
Treasurer
Spiros Moustakas
Board Member

Contractors

Charter School Business Management
Financial Management
$352,722

Mission Statement

HELLENIC CLASSICAL CHARTER SCHOOL (HCCS) WAS ORGANIZED TO PREPARE ALL STUDENTS INTELLECTUALLY, SOCIALLY AND EMOTIONALLY, SO THEY MAY GAIN ENTRY TO AND SUCCEED IN THE BEST HIGH SCHOOLS IN NEW YORK CITY.

Revisions to this organization profile

November 13, 2025:
2025 Hellenic Classical Charter Schools Staten Island 990 filed
May 15, 2024:
2023 Hellenic Classical Charter Schools Staten Island 990 filed
May 1, 2023:
2022 Hellenic Classical Charter Schools Staten Island 990 filed

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