Private Foundation

THE JAHARIS FAMILY FOUNDATION C/O OIKOS HOLDINGS LLC

THE JAHARIS FAMILY FOUNDATION C/O OIKOS HOLDINGS LLC, of NEW YORK, NY, is a Private Foundation tracked in Imperigo's IRS 990 database. The 2025 filing shows $4.6M in revenue, $5.1M in expenses, $105.1M in total assets. IRS filings disclose 83 grants awarded by this foundation, totaling roughly $12.0M.

EIN: 874481479 NEW YORK, NY Latest filing: 2025

Total Revenue$4.6M

Total Expenses$5.1M

Total Assets$105.1M

Grants Given83

Grant Total$12.0M

Filing Years2022–2025

Sample Grants Given

COLUMBIA UNIVERSITY MEDICAL COLLEGE

NEW YORK, NY · 2024

EDUCATIONAL

$1,700,000

TUFTS UNIVERSITY SCHOOL OF MEDICINE

BOSTON, MA · 2024

EDUCATIONAL

$1,110,000

ART INSTITUTE OF CHICAGO

CHICAGO, IL · 2024

GENERAL PURPOSE

$750,000

HELLENIC COLLEGE HOLY CROSS

BROOKLINE, MA · 2024

EDUCATIONAL

$392,101

HAVERFORD COLLEGE

HAVERFORD, PA · 2024

GENERAL PURPOSE

$100,000

Showing up to 5 of 83 total records — full history available with membership.

Officers & Directors

DIRECTOR Elaine Jaharis

DIRECTOR/PRESIDENT Mary Jaharis

EXECUTIVE DIRECTOR/SECRETARY Pelagia Sotirhos Nicholson

DIRECTOR/VICE PRESIDENT Steven Jaharis

DIRECTOR Steven K Aronoff

Officer compensation and complete director data available with membership.

Top Grant Purposes

EDUCATIONAL

$9,023,088 15 grants

GENERAL PURPOSE

$2,244,500 59 grants

JAHARIS FAM FND (OLD) FINAL EXCESS DIST. TRANSFER TO JAHARIS FAM FND (NEW)

$696,607 3 grants

HUMANITARIAN

$20,000 2 grants

SCHOLARSHIP/FINANCIAL AID

$20,000 2 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$4.6M	$5.1M	$105.1M
2024	$11.0M	$4.8M	$105.6M
2023	$385K	$3.7M	$99.5M
2022	—	—	—

Between 2023 and 2025, reported annual revenue grew from $385K to $4.6M (+1091%), with total assets most recently reported at $105.1M.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in CA, CT, DC, GA, HI, IL, and 4 other states.

CACTDCGAHIILKSMAMDNY

Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for THE JAHARIS FAMILY FOUNDATION C/O OIKOS HOLDINGS LLC

Complete financials, all 83 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports