Private foundation · EIN 06-1576951 · Darien, Connecticut · Philanthropy & grantmaking

Orenstein Family Foundation

Should you approach them?

Don't send a cold proposal. The foundation reports that it only gives to preselected organizations; an introduction through a current grantee or board member is the realistic route.

From the 2025 Form 990-PF: 10 grants paid, $81K total, median $3,000. 30% of grants stayed in Connecticut.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
10
$81K
Median grant
$3,000
Stays in CT
30%
of grants
Deadline
—
Assets
$1.4M

Grants paid in 2025

10 grants, all shown · from Form 990-PF Part XV

RecipientPurposeAmount
The Great Harbor Yatch FoundationNantucket, MATo help org. in its exempt function$30K
MalotoNew York, NYTo help org. in its exempt function$25K
Stamford HospitalStamford, CTTo help org. in its exempt function$10K
Duke UniversityDurham, NCTo aid duke university in its exempt functions.$6,000
Nantucket Land & Water Council IncNantucket, MATo help org. in its exempt function$4,000
Nantucket Shellfish AssociationNantucket, MATo help org. in its exempt funcion$2,000
Syracuse UniversitySyracuse, NYTo help org. in its exempt function$1,000
King School Annual FundStamford, CTTo helo org. in its exempt function$1,000
Norwalk Housing Authority FoundationNorwalk, CTTo help org.in its exempt function$1,000
Maria Mitchell AssociationNantucket, MATo help org. in its exempt function$1,000

By state: Massachusetts 4 · New York 2 · Connecticut 3 · North Carolina 1

About this foundation

Orenstein Family Foundation is a private grantmaking foundation in Darien, Connecticut, administered in care of Edward Y Orenstein, tax-exempt since 2001. Private foundations must pay out roughly 5% of their assets each year, mostly as grants to 501(c)(3) public charities.

All filings on ProPublica

Does Orenstein Family Foundation accept grant applications?

No. On its 2025 Form 990-PF the foundation checked that it only makes contributions to preselected organizations. Look for an introduction through a current grantee.

How much does Orenstein Family Foundation give each year?

In tax year 2025 it paid $81K across 10 grants, a median of $3,000.

Where does Orenstein Family Foundation give?

Massachusetts (4 grants), New York (2 grants), Connecticut (3 grants) and elsewhere, per its latest filing.

More foundations near Darien that accept applications

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Goodnow Fundsince 1994 Darien, CT $1.6M111 grants · 2024 $5,000Yes $21M
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Meyer Family Charitable Trsince 2014 Darien, CT $697K18 grants · 2025 $10KPreselected only $15M
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Pieter and Yyvette Eenkema Van Dijk Foundationsince 2013 Darien, CT $666K14 grants · 2024 $4,839Preselected only $10M
Imus Ranch Incsince 1998 Darien, CT $1.0M9 grants · 2025 $100KPreselected only $9.4M
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