Private foundation · Wilmington, DE

Sunstone Foundation

View org profile →Find similar funders →Invitation only
Typical grant size
$1K $4K $9K
25th · median · 75th percentile
Unique recipients
126
Repeat grantees
42
funded 2+ years

Application procedures · from 2024 990-PF

Leadership · from 2024 990-PF

Annagrace Triandiflou
Dir
$13K
Jody Foster
Dir
Lynn Franey
Dir
Amy Triandiflou
Dir
Daniel Triandiflou
Dir
James Triandiflou
Dir, Pres

Source: IRS Form 990-PF, Part VII. Officers, directors, and trustees as reported by the foundation.

Payout rate · TY 2024
199.7%
grants paid ÷ assets · ~5% IRS minimum
'22
'23
'24
215
Total grants awarded
$1.8M
Total amount
$8K
Average grant
$174K
Largest grant

Giving by year

2024
$946K
102 grants
2023
$775K
99 grants
2022
$37K
14 grants

Top recipients

The Education Partnership
1 grant · PA
$174K
4 grants · NY · ✓ Exact match
$131K
2 grants · TN · ✓ Exact match
$100K
2 grants · NC · ✓ Exact match
$50K
4 grants · MN · ✓ Exact match
$47K
3 grants · OR · ✓ Exact match
$42K
2 grants · PA · ✓ Exact match
$37K
Kidsmart
2 grants · LA
$37K
1 grant · WA · ✓ Exact match
$35K
3 grants · CA · ✓ Exact match
$32K

Recipient names are as reported on the 990-PF. ✓ Exact match = EIN matched to IRS records by exact name + state; ≈ likely match = EIN inferred from a closely similar name. The recipient EIN is never stated on the form — it is DoubleNine’s match.

Recent grants · most recent filings first

The Education Partnership
General & Unrestricted
PA · TY 2024
$174K
Book Fairies Inc
General & Unrestricted
NY · TY 2024
$77K
Governors Early Literacy Foundation
General & Unrestricted
TN · TY 2024
$55K
Treehouse
General & Unrestricted
WA · TY 2024
$35K
Reading Is Fundamental Pittsburg
General & Unrestricted
PA · TY 2024
$35K
Lambert House
General & Unrestricted
WA · TY 2024
$30K
North Carolina Business Leaders for Education
General & Unrestricted
NC · TY 2024
$25K
Band Together
General & Unrestricted
NC · TY 2024
$25K
Shadow Project
General & Unrestricted
OR · TY 2024
$25K
Special Olympics North Carolina Inc
General & Unrestricted
NC · TY 2024
$25K
Promising Pages
General & Unrestricted
NC · TY 2024
$25K
Everyones Dream Come True
Dream Achiever Wrap-Around Program
TX · TY 2024
$25K
Reading Quest
General & Unrestricted
NM · TY 2024
$25K
Community Partners
General & Unrestricted
CA · TY 2024
$20K
Peak Education
General & Unrestricted
CO · TY 2024
$20K
Where Love Grows Inc
General & Unrestricted
FL · TY 2024
$20K
Read to Succeed Asheville
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
NC · TY 2024
$15K
Young Black & Lit
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
IL · TY 2024
$14K
Episcopal Diocese of Atlanta Inc
General & Unrestricted
GA · TY 2024
$13K
Deep Center Incorporated
General & Unrestricted
GA · TY 2024
$12K
Childrens Literacy Center Inc
General & Unrestricted
CO · TY 2024
$10K
A Gift for Teaching Inc
General & Unrestricted
FL · TY 2024
$10K
Turning the Page
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
DC · TY 2024
$10K
Kid Smart
General & Unrestricted
LA · TY 2024
$9K
Born to Read Inc
General & Unrestricted
SC · TY 2024
$9K
First Gen Success
General & Unrestricted
NC · TY 2024
$9K
Deep Center Incorporated
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
GA · TY 2024
$8K
Childrens Literacy Center Inc
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
CO · TY 2024
$8K
Ready Readers
General & Unrestricted
MO · TY 2024
$8K
Shadow Project
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
OR · TY 2024
$7K
Start the Adventure in Reading Inc
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
LA · TY 2024
$7K
Foster the Love Louisiana Inc
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
LA · TY 2024
$6K
National Black Child Development Institute Inc
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
MD · TY 2024
$6K
Childrens Cabinet Inc a Child and Family Resource
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
NV · TY 2024
$6K
Read to Succeed Asheville
General & Unrestricted
NC · TY 2024
$6K
Teller Park Early Childhood Council
General & Unrestricted
CO · TY 2024
$6K
Reading Ready Pittsburgh
General & Unrestricted
PA · TY 2024
$6K
Little Free Library Ltd
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
MN · TY 2024
$6K
Tree House Books
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
PA · TY 2024
$5K
An Open Book Foundation
General & Unrestricted
DC · TY 2024
$5K
Hope at Hand Inc
General & Unrestricted
FL · TY 2024
$5K
Read and Feed
General & Unrestricted
NC · TY 2024
$5K
Time Out Youth
General & Unrestricted
NC · TY 2024
$5K
Youthlinc
General & Unrestricted
UT · TY 2024
$5K
National Black Child Development Institute Inc
General & Unrestricted
MD · TY 2024
$5K
Stem Library Lab
General & Unrestricted
LA · TY 2024
$5K
Time Out Youth
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
NC · TY 2024
$5K
Olivia S House-a Grief and Loss Center for Childre
General & Unrestricted (IN-KIND GRANT - SEE GENERAL EXPLANATION)
PA · TY 2024
$4K
Tree House Books
General & Unrestricted
PA · TY 2024
$4K
Drawchange Inc
General & Unrestricted
GA · TY 2024
$4K

Source: IRS Form 990-PF, Part XV. Up to 50 most recent grants shown.