Private foundation · EIN 46-4274950

The Thorne Cox Family Foundation C/O Brown Advisory

Preselected only

Boston, MA

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Tax year 2024 (period ending 2024-12-31) · Filed with IRS 2025 · Data as of 2026-10-24 · View filing on ProPublica · Source: IRS e-file object 202533149349101428
Total assets (EOY)$4,293,422
Grants paid$572,149
Typical (median) grant$10,000
Grants listed19
Giving in home state (MA)27%

Grant size distribution

RangeGrants
Under $5K4
$5K–$25K7
$25K–$100K6
$100K+2

Smallest $1,000 · Largest $195,000

Geographic focus

RI
34%
MA
27%
ME
22%
NH
9%
DC
5%
NC
1%
IL
1%
CO
0%

Common purposes

operationsbudgetassistance

Giving history

Tax yearContributions paidTotal assetsGrants listed
2023$727,000$3,992,70021
2024$572,149$4,293,42219

Years shown are the filings ingested so far; more years are added as additional IRS batches are processed.

How to apply

This foundation checked Part XV line 2 of its 990-PF: it only makes contributions to preselected charitable organizations and does not accept unsolicited requests.

ContactDune Thorne
Address100 High Street 27th Floor, Boston, MA, 02110
Phone6177176373
Emaildthorne@brownadvisory.com
Form & materialsLetter that includes the purpose of the grant requested and Internal Revenue Service exemption.
DeadlinesN/A
RestrictionsAwards are available only to public charities that qualify under under Section 501(c)(3).

Source: 990-PF Part XV line 2, tax year 2024.

Top recipients (tax year 2024)

RecipientLocationPurposeAmount
Avenue Concept IncProvidence, RIOperations budget assistance$195,000
Bay Chamber Concerts IncRockport, MEOperations budget assistance$100,000
Trustees Of Dartmouth CollegeHanover, NHOperations budget assistance$50,000
Middlesex SchoolConcord, MAOperations budget assistance$50,000
United States Ski And Snowboard AssociationBoston, MAOperations budget assistance$45,000
National Debutante Cotillion Foundation IncWashington, DCOperations budget assistance$31,200
Boston Impact InitiativeJamaica Plain, MAOperations budget assistance$25,000
Milton AcademyMilton, MAOperations budget assistance$25,000
Maine Public Broadcasting CorpLewiston, MEOperations budget assistance$10,000
Presidents And Fellows Of HarvardCambridge, MAOperations budget assistance$10,000
The William A Farnsworth Library And Art Museum IncRockland, MEOperations budget assistance$6,624
Imagine North Carolina FirstRaleigh, NCOperations budget assistance$5,000
Knox County Homeless CoalitionRockland, MEOperations budget assistance$5,000
Lifeflight FoundationCamden, MEOperations budget assistance$5,000
Ymca Of The UsaChicago, ILOperations budget assistance$5,000
Rockport Library FoundationRockport, MEOperations budget assistance$1,325
Aspen Public RadioAspen, COOperations budget assistance$1,000
Living Observatory IncPlymouth, MAOperations budget assistance$1,000
Rocky Mountain Public Media IncDenver, COOperations budget assistance$1,000
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