Private foundation · EIN 84-4075301 · Walnut, California · Philanthropy & grantmaking

Adesso Nonprofit 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: 28 grants paid, $121K total, median $4,446. 93% of grants stayed in California.

Accepts applications
No
per 990-PF Part XV
Grants paid, 2025
28
$121K
Median grant
$4,446
Stays in CA
93%
of grants
Deadline
—
Assets
$3.3M

Grants paid in 2025

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

RecipientPurposeAmount
WvusdWalnut, CACharitable contribution$13K
Diamond Bar High SchoolDiamond Bar, CACharitable contribution$10K
DbcaaDiamond Bar, CACharitable contribution$10K
Community Foundation of Greenville Co Td Synnex Share the MagicGreenville, SCCharitable contribution$10K
Chinese American Parents Association of WalnutWalnut Creek, CACharitable contribution$10K
DbcaaDiamond Bar, CACharitable contribution$9,998
Diamond Bar High SchoolDiamond Bar, CACharitable contribution$5,000
WvusdWalnut, CACharitable contribution$5,000
Walnut Diamond Bar Station FundWalnut, CACharitable contribution$5,000
Diamond Bar High SchoolDiamond Bar, CACharitable contribution$5,000
SacpaaCity of Industry, CACharitable contribution$5,000
CapadbhsDiamond Bar, CACharitable contribution$5,000
Chinese American Professionals AssociationSouth Pasadena, CACharitable contribution$5,000
DbcaaDiamond Bar, CACharitable contribution$4,895
Chinese American Professionals AssociationSouth Pasadena, CACharitable contribution$3,998
CmascWalnut, CACharitable contribution$2,000
Taiwanese-American Charmber of Commerce of Greater Los AngelesSan Gabriel, CACharitable contribution$1,799
NtuaascCupertino, CACharitable contribution$1,500
Chinese American Professionals AssociationSouth Pasadena, CACharitable contribution$1,500
Walnut Diamond Bar Station FundWalnut, CACharitable contribution$1,130
ThmascSan Gabriel, CACharitable contribution$1,000
NtuadfWillowbrook, ILCharitable contribution$1,000
Diamond Bar Friends of the LibraryDiamond Bar, CACharitable contribution$1,000
DbcaaDiamond Bar, CACharitable contribution$979
DbcaaDiamond Bar, CACharitable contribution$903
DbcaaDiamond Bar, CACharitable contribution$500
DbcaaDiamond Bar, CACharitable contribution$500
DbcaaDiamond Bar, CACharitable contribution$100

By state: California 26 · South Carolina 1 · Illinois 1

About this foundation

Adesso Nonprofit Foundation is a private grantmaking foundation in Walnut, California, administered in care of Shaolin Ku, tax-exempt since 2020. 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 Adesso Nonprofit 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 Adesso Nonprofit Foundation give each year?

In tax year 2025 it paid $121K across 28 grants, a median of $4,446.

Where does Adesso Nonprofit Foundation give?

California (26 grants), South Carolina (1 grants), Illinois (1 grants), per its latest filing.

More foundations near Walnut that accept applications

All in California
FoundationBased inGrants paidMedian grantAccepts applicationsAssets
Hong Tao Tze Foundationsince 2007 Walnut, CA — —Preselected only $17M
Edmund and Mary Shea Family Foundationsince 1987 Walnut, CA $678K24 grants · 2024 $7,500Preselected only $11M
Andy Wang Family Foundationsince 2023 Walnut, CA $193K7 grants · 2025 $3,000Yes $5.3M
Ying Cai and Wann S Lee Foundation Incsince 2017 Walnut, CA $195K33 grants · 2025 $2,000Preselected only $4.9M
Pan Family Private Foundationsince 2024 Walnut, CA $40K1 grants · 2025 $40KPreselected only $4.3M
William & Flora Hewlett Foundationsince 1968 Menlo Park, CA $625M2,001 grants · 2024 $150KYes $13B
Sergey Brin Family Foundationsince 2015 San Francisco, CA $699M170 grants · 2024 $1.0MPreselected only $4.1B
Gordon E and Betty I Moore Foundationsince 2001 Palo Alto, CA $403M920 grants · 2024 $200KPreselected only $8.8B
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