Private foundation · EIN 27-5364190 · Rcho Santa Fe, California · Philanthropy & grantmaking

Rosso 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: 23 grants paid, $1.1M total, median $15K. 83% of grants stayed in California. Stated restrictions: NONE

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
23
$1.1M
Median grant
$15K
Stays in CA
83%
of grants
Deadline
NONE
Assets
$2.9M

How to apply

Written solicitation Contact: Rosso Family Foundation, 2502 Elkhorn Ranch Street, Parker, Co, 9496770964, WORDS4STEVEH@GMAIL.COM Deadlines: NONE Restrictions: NONE

Quoted from Part XV of the foundation's 2025 Form 990-PF; the full text is in the filing. Confirm on the foundation's website before you write.

Grants paid in 2025

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

RecipientPurposeAmount
Scripps Health FoundationLA Jolla, CAOperations$275K
The Bishop's SchoolLA Jolla, CAOperations$220K
San Diego SymphonySan Diego, CAOperations$188K
San Diego Zoo Wildlife AllianceSan Diego, CAOperations$110K
San Diego Padres FoundationSan Diego, CAOperations$57K
LA Jolla Country Day SchoolLA Jolla, CAOperations$40K
The New Children's MuseumSan Diego, CAOperations$40K
Salvation Army Womens Aux Sawa WodSan Diego, CAOperations$20K
Santa Fe Christian SchoolsSolana Beach, CAOperations$20K
Museum of Contemporary ArtLA Jolla, CAOperations$20K
Marantha Christian SchoolSan Diego, CAOperations$16K
Ronald McDonald House CharitiesSan Diego, CAOperations$15K
Kellogg Sch of MgmtEvanston, ILOperations$10K
University of Southern CaliforniaLos Angeles, CAOperations$10K
Cap GivingEncinitas, CAOperations$8,000
Luskin Ortho Inst for ChildrenLos Angeles, CAOperations$2,000
St Spyridon Greek FestivalWorcester, MAOperations$1,600
Neurales 360Encinitas, CAOperations$1,000
Gary Senise FoundationWoodland Hills, CAOperations$500
Jacobs & Cushman San Diego Food BankSan Diego, CAOperations$500
Make a Wish FoundationWashington, DCOperations$500
St Jude Children's Research HospitMemphis, TNOperations$500
Wounded Warrior ProjectSan Diego, CAOperations$500

By state: California 19 · Illinois 1 · Massachusetts 1 · District of Columbia 1 · Tennessee 1

About this foundation

Rosso Family Foundation is a private grantmaking foundation in Rcho Santa Fe, California, administered in care of Louis T Rosso, tax-exempt since 2011. 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 Rosso 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 Rosso Family Foundation give each year?

In tax year 2025 it paid $1.1M across 23 grants, a median of $15K.

Where does Rosso Family Foundation give?

California (19 grants), Illinois (1 grants), Massachusetts (1 grants) and elsewhere, per its latest filing.

More foundations near Rcho Santa Fe that accept applications

All in California
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Laygend Foundationsince 2022 Rcho Santa Fe, CA $19M3 grants · 2024 $5.0MPreselected only $113M
Shillman Foundationsince 2000 Rcho Santa Fe, CA $3.1M4 grants · 2025 $145KPreselected only $103M
Keith & Pamela Fox Family Foundationsince 2001 Rcho Santa Fe, CA $369K20 grants · 2025 $10KPreselected only $9.0M
Linda Brandes Foundationsince 2005 Rcho Santa Fe, CA $482K7 grants · 2024 $10KPreselected only $6.8M
Bell Charitable Foundationsince 1995 Rcho Santa Fe, CA $628K26 grants · 2024 $20KPreselected only $5.1M
Sydney D Holland Foundationsince 2013 Rcho Santa Fe, CA $179K25 grants · 2024 $5,000Preselected only $4.5M
Pulido Walker Foundationsince 1996 Rcho Santa Fe, CA $225K8 grants · 2024 $30KYes $2.4M
J K Barker Foundationsince 2011 Rcho Santa Fe, CA $150K18 grants · 2025 $10KPreselected only $2.3M
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