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California · Private foundation

Jw and Ida M Jameson Foundation

Its FY2026 filing reports that it accepted unsolicited grant applications.

$745k
Granted FY2026(still arriving)
40
Grants FY2026
40
Organizations funded FY2025
8%
First-time grantees FY2025
Read the full brief
Median grant, FY2026
$15,000
Largest grant, FY2026
$75,000
Organizations funded a year
37 to 53
FY2019 to FY2025
States reached, FY2026
6
Total assets, FY2026
$14M
Applications
Takes unsolicited applications
Per its most recent filing; check its own site

How open it is to new grantees

In FY2025, 8% of the organizations Jw and Ida M Jameson Foundation funded were first-time grantees, receiving 4% of its grant dollars.

New vs renewed · share of each year

In FY2025, 96% of grant dollars renewed an existing relationship; $28k went to new ones.

50%100%’19’20’21’22’23’24’25
RenewedFirst-time

Where new relationships form · theme of each grantee’s first grant

’19’20’21’22’23’24’25
Youth DevelopmentEducationArts & CultureReligionRecreation & SportsHuman ServicesOther
How this is measured
First-time means a grantee’s first year in the filing window; renewed means funded in an earlier year too. The renewed share climbs naturally as a portfolio matures, so the signal is a year that bucks it (a wave of new grantees). The earliest year is left-censored: relationships that predate the data read as new. Theme is the grantee’s IRS cause.
The numbers by year
Fiscal yearOrganizations fundedTo those organizationsFirst-time grantees
FY2026still arriving39$725k3%
FY202540$725k8%
FY202438$730k11%
FY202337$725k11%
FY202245$750k4%
FY202145$755k4%
FY202048$810k4%
FY201953$725k9%
98% classified

What it funded, over time

Every grant placed by its stated purpose and the recipient’s mission, by year, FY2017 to 2025.

Education$2.0MHealth$1.2MYouth Development$758kReligion$625kPublic Benefit$585kHousing & Shelter$495kPhilanthropy$375kRecreation & Sports$360kOther$0

Where its grants go

Grant dollars by states, across the years we hold.

Which US states its grants reach

WA
ID
IL
MI
NY
OH
CA
CO
MO
VA
MD
DE
DC
OK
FL

Top grantees

Largest recipients by total granted, FY2017 to FY2026, and the share of each one’s budget the grants supplied at peak.

GranteeTotal grantedYearsShare of their budget
La Canada Presbyterian Church$460,00010n/a
University of Michigan$350,000638%
Door of Hope$325,00091%
Azusa Pacific University$295,00090%
La Canada Flintridge Educational Foundation$270,000101%
Pasadena City College Foundation$250,00062%
Intercollegiate Studies Institute Inc$245,000100%
La Canada Baseballsoftball Association$240,000925%
Union Station Homeless Services$230,000100%
Rm Pyles Boys Camp$225,000103%
Show all 57 grantees
All grantees of Jw and Ida M Jameson Foundation by total granted
GranteeTotal grantedYearsShare of their budget
La Canada Presbyterian Church$460,00010n/a
University of Michigan$350,000638%
Door of Hope$325,00091%
Azusa Pacific University$295,00090%
La Canada Flintridge Educational Foundation$270,000101%
Pasadena City College Foundation$250,00062%
Intercollegiate Studies Institute Inc$245,000100%
La Canada Baseballsoftball Association$240,000925%
Union Station Homeless Services$230,000100%
Rm Pyles Boys Camp$225,000103%
The Claremont Institute for the Study of Statesmanship & Political Philosophy$225,000100%
Huntington Medical Research Institutes$215,000100%
Villa Esperanza Services$180,000100%
The Reason Foundation$155,000100%
Young Life$152,50040%
Hypoparathyroidism Association Inc$140,000665%
Southern California Pomeranian Rescue Inc$135,000946%
Boys & Girls Clubs of Los Angeles Harbor$115,00070%
Abilityfirst$115,000100%
Alameda Education Foundation$110,00054%
Cato Institute$105,00070%
Pacific Research Institute For Public Policy$95,000100%
The Fund for American Studies$95,00040%
George Mason University Foundation Inc$90,00090%
Phi Delta Theta Foundation$85,00061%
Trojan Football Alumni Club$85,000745%
Puget Sound Strategic Ministries$70,0001011%
Claremont McKenna College$55,00020%
Assistance League of Pasadena$55,00083%
Crossworld$55,0006n/a
Village Christian School$50,00010n/a
Western Christian Schools$50,000100%
A Place for Youth$50,00030%
The Gooden Center$50,000100%
Reasons to Believe$50,000100%
Bridge of Hope World$45,0004n/a
Hillsides$45,00090%
City Blessing Churches$45,0002n/a
Lead With Your Life Inc$40,00042%
The Lunch Bucket$40,00087%
The Independent Institute$35,00070%
California Baptist University$35,00050%
Desert Christian Schools$35,0007n/a
Rugby La$20,00043%
Los Angeles Falcon Track & Field Team$20,0004n/a
Moving Picture Institute$15,00030%
Luggage With Love$15,000114%
Community Health Alliance of Pasadena$15,00030%
Foothill Family Service$15,00030%
Hollywood Ballet$10,0002n/a
Bartz-Altadonna Community Health Center$10,00020%
Lchs Choral Parents Association$7,50021%
Doggy Smiles Rescue$5,0001n/a
Pasadena Police Foundation$5,00018%
Uc Academy International Inc United Christian Academy$5,00010%
J316 Ministries Inc$5,0001n/a
Santa Anita Family Service Co Joann Sanderson$5,00010%

What it could do for these grantees

Plus 25 recipients with no EIN on record ($1.5M), not named here.

Where it is load-bearing

Jw and Ida M Jameson Foundation supplied at least a quarter of the budget for 5 of its grantees at some point. The chart plots its 47 largest grantees; load-bearing ones sit top left.

25%50%75%100%$1.0M$10M$100Mgrantee revenue →↑ funder's share of their budgetUniversity of Michigan: $350,000 over 6y, 38% of budgetDoor of Hope: $325,000 over 9y, 0.7% of budgetAzusa Pacific University: $295,000 over 9y, 0.0% of budgetLa Canada Flintridge Educational Foundation: $270,000 over 10y, 1.1% of budgetPasadena City College Foundation: $250,000 over 6y, 2.1% of budgetIntercollegiate Studies Institute Inc: $245,000 over 10y, 0.4% of budgetLa Canada Baseballsoftball Association: $240,000 over 9y, 25% of budgetUnion Station Homeless Services: $230,000 over 10y, 0.3% of budgetRm Pyles Boys Camp: $225,000 over 10y, 2.8% of budgetThe Claremont Institute for the Study of Statesmanship & Political Philosophy: $225,000 over 10y, 0.4% of budgetHuntington Medical Research Institutes: $215,000 over 10y, 0.4% of budgetVilla Esperanza Services: $180,000 over 10y, 0.1% of budgetThe Reason Foundation: $155,000 over 10y, 0.2% of budgetYoung Life: $152,500 over 4y, 0.0% of budgetHypoparathyroidism Association Inc: $140,000 over 6y, 65% of budgetSouthern California Pomeranian Rescue Inc: $135,000 over 9y, 46% of budgetBoys & Girls Clubs of Los Angeles Harbor: $115,000 over 7y, 0.3% of budgetAbilityfirst: $115,000 over 10y, 0.1% of budgetAlameda Education Foundation: $110,000 over 5y, 4.3% of budgetCato Institute: $105,000 over 7y, 0.1% of budgetPacific Research Institute For Public Policy: $95,000 over 10y, 0.2% of budgetThe Fund for American Studies: $95,000 over 4y, 0.2% of budgetGeorge Mason University Foundation Inc: $90,000 over 9y, 0.0% of budgetPhi Delta Theta Foundation: $85,000 over 6y, 0.6% of budgetTrojan Football Alumni Club: $85,000 over 7y, 45% of budgetPuget Sound Strategic Ministries: $70,000 over 10y, 11% of budgetClaremont McKenna College: $55,000 over 2y, 0.0% of budgetAssistance League of Pasadena: $55,000 over 8y, 2.5% of budgetWestern Christian Schools: $50,000 over 10y, 0.0% of budgetA Place for Youth: $50,000 over 3y, 0.2% of budgetThe Gooden Center: $50,000 over 10y, 0.1% of budgetReasons to Believe: $50,000 over 10y, 0.1% of budgetHillsides: $45,000 over 9y, 0.0% of budgetLead With Your Life Inc: $40,000 over 4y, 2.4% of budgetThe Lunch Bucket: $40,000 over 8y, 7.3% of budgetThe Independent Institute: $35,000 over 7y, 0.2% of budgetCalifornia Baptist University: $35,000 over 5y, 0.0% of budgetRugby La: $20,000 over 4y, 3.2% of budgetMoving Picture Institute: $15,000 over 3y, 0.1% of budgetLuggage With Love: $15,000 over 1y, 14% of budgetCommunity Health Alliance of Pasadena: $15,000 over 3y, 0.0% of budgetFoothill Family Service: $15,000 over 3y, 0.0% of budgetBartz-Altadonna Community Health Center: $10,000 over 2y, 0.1% of budgetLchs Choral Parents Association: $7,500 over 2y, 1.3% of budgetPasadena Police Foundation: $5,000 over 1y, 7.7% of budgetUc Academy International Inc United Christian Academy: $5,000 over 1y, 0.1% of budgetSanta Anita Family Service Co Joann Sanderson: $5,000 over 1y, 0.2% of budget

Tap a dot to name the grantee.

How this is measured
Share of budget is the funder’s grant in a year over the grantee’s total revenue that year, at its highest across the years we hold; revenue is from all sources. Only grantees confirmed against their own filings, whose grants do not exceed their revenue, are plotted: the largest 47.

Nonprofits that may fit its grantmaking

Co-funders

Grantmakers whose grantees overlap with this funder’s far more than size alone predicts. Closer means stronger alignment; arcs show where they also fund each other. Here they form a tightly interlocked group: most of these funders back each other's grantees too.

Pasadena Community FoundationCA25.1× affinity10 shared granteesties to 11 of 11Hover any node to trace its alignments.Compare side by side →

Open a dossier: Pasadena Community Foundation · California Community Foundation · The Patron Saints Foundation · The Green Foundation · The Rose Hills Foundation · Kaiser Foundation Hospitals · Pasadena Showcase House For The Arts · Sempra Foundation · The Ahmanson Foundation · The Ralph M Parsons Foundation · Ann Peppers Foundation · Gail G Ellis Foundation Inc

How this is measured
Affinity is a Gamma-Poisson posterior co-funding rate, re-centered on the typical rate, so thin evidence shrinks toward no signal. Overlap is association, not proof of shared intent.

Compare Jw and Ida M Jameson Foundation with peer funders

Warm introductions · Powered by PlinthPlus

How do I get to Jw and Ida M Jameson Foundation?

Find your warmest path to Jw and Ida M Jameson Foundation through trustees and officers whose names appear on both boards. Search for your organization and Plinth traces the shortest route it can evidence.

Each link is a name appearing on two organizations’ public IRS 990 filings, matched on that name and, where the filings support it, on location. A same-state match has geographic support, which is a second matching feature rather than confirmation that the two are one person; a cross-state one is the likeliest to be two people who share a name. Every hop shows its tier, low-confidence and distant paths are held back rather than guessed, and it is worth confirming the person before you use the introduction.

About Jw and Ida M Jameson Foundation

How much does Jw and Ida M Jameson Foundation give?
Jw and Ida M Jameson Foundation reported 40 grants totaling $745,000 in its FY2026 IRS filing. It funded between 37 and 53 organizations a year over FY2019 to FY2025.
What does Jw and Ida M Jameson Foundation fund?
By grant dollars over FY2017 to FY2026, its largest causes are Education (28%), Health (17%), Youth Development (11%).
Who are Jw and Ida M Jameson Foundation's largest grantees?
By total granted over FY2017 to FY2026: La Canada Presbyterian Church ($460k), University of Michigan ($350k), Door of Hope ($325k).
Does Jw and Ida M Jameson Foundation fund new organizations?
In FY2025, 8% of the organizations it funded were first-time grantees.
Does Jw and Ida M Jameson Foundation accept unsolicited applications?
Its most recent filing reports that it accepts unsolicited grant applications.
Which funders back the same organizations as Jw and Ida M Jameson Foundation?
Its strongest co-funders, measured against what their size predicts, include Pasadena Community Foundation, California Community Foundation, The Patron Saints Foundation.
Where is Jw and Ida M Jameson Foundation based?
Jw and Ida M Jameson Foundation is based in CA.

On method. Every financial figure here is read from IRS e-file XML, the funder’s own 990/990-PF, and from the multi-year returns of the 84 grantees we resolved, each linked to its source. Grantee outcomes are each organization’s own program-service reporting (Form 990, Part III), read as association with funding, never as caused by it. Low-confidence name matches are suppressed rather than guessed. How we build these →

How this is measured
Each figure carries one of six labels. Filed is what the funder reported on its return. Official is another government record about an organization, such as a federal award or a charity register, joined by name where no shared identifier exists. Resolved is an identity we worked out where the filing named a recipient without an EIN, kept only above a measured confidence threshold. Computed is arithmetic over those, like themes, portfolio clusters and co-funder strength. Context is a statistic about a place rather than about an organization, which is what the need overlay is: it describes the area a grantee’s address sits in, not where its work lands. Inferred is drawn by a model from text, like the partnerships read out of public news and organization websites. Each is labeled where it appears.

Generated from the IRS Form 990-PF e-file return for fiscal year 2026, released 2026. Filings run roughly 12 to 24 months behind; figures are dated accordingly.

Source object · view filing

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