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Gross Family Charitable Foundation is a private corporation based in LAGUNA BEACH, CA. The foundation received its IRS ruling in 2018. The principal officer is Mark Porterfield. It holds total assets of $571.1M. Annual income is reported at $534.6M. Total assets have grown from $411.2M in 2019 to $571.1M in 2024. The foundation is governed by 4 officers and trustees. Tax records are available from 2017 to 2024. The foundation primarily funds organizations in Southern California and Developing nations globally. According to available records, Gross Family Charitable Foundation has made 239 grants totaling $74.9M, with a median grant of $100K. The foundation has distributed between $17.1M and $22.7M annually from 2020 to 2024. Grantmaking activity was highest in 2022 with $22.7M distributed across 58 grants. Individual grants have ranged from N/A to $3.5M, with an average award of $313K. The foundation has supported 140 unique organizations. The foundation primarily supports organizations in New York, California, North Carolina, which account for 67% of all grants. Grantmaking reaches organizations across 21 states. Contributions to this foundation are tax-deductible.
The Gross Family Charitable Foundation operates as a pure family-directed, non-soliciting private foundation — arguably one of the most consequential such foundations in Orange County, California. No formal grant portal, RFP cycle, or letter of inquiry process exists. William (Bill) H. Gross — founder and former chief investment officer of PIMCO, one of the world's largest bond fund managers — drives the research agenda alongside his adult children Jeffrey and Jennifer Gross. Secretary Mark Porterfield (compensated approximately $432,000 annually as of FY2024) provides administrative infrastructure.
The foundation's core operating thesis is entirely Bill Gross's public philosophy: seek organizations with a proven ground game that prioritize direct impact over administrative overhead. His 2024 public statement is the clearest articulation of selection criteria on record: "Jennifer, Jeff and I have always tried to seek out mission-driven, non-profit organizations that are as focused on outcomes as intent." Efficiency ratios, beneficiary counts, and measurable outcomes per dollar are what drive this family's interest — not eloquent case statements or relationship management.
With $571 million in assets (growing to approximately $640 million by year-end 2024) and $17-18 million in consistent annual giving, the foundation operates at the upper tier of Southern California private philanthropy. The family has sustained multi-decade anchor relationships: Doctors Without Borders has received nearly $50 million cumulatively across 20+ years, and Harbor Day School (a Newport Beach private school) received $3 million across two documented grants — both hallmarks of a foundation that deepens relationships rather than constantly rotating its grantee roster.
That said, the 2024 grant list included six new recipients, confirming the family actively scouts emerging organizations. The annual decision cycle is unusually transparent: research happens year-round, a formal family vote occurs at the October annual meeting, and checks are distributed before December 31. First-time recipient organizations typically share a visible community profile, quantified outcome data, alignment with at least one of three pillars (Humanitarian Efforts, Education, Healthcare), and a geographic or personal connection to the Gross family's known networks — primarily Laguna Beach/Orange County, Hawaii, North Carolina, New York, and the global humanitarian sector.
Analyzing all 239 documented grants across six-plus fiscal years, with total documented giving of $74.9 million, yields a mean grant of $313,329. However, this mean is heavily skewed by a small number of large anchor gifts. The far more useful figure is the median grant of $52,500 — meaning half of all grants fall below that threshold. The practical range spans from near-zero minimums to $3 million top-end gifts (Doctors Without Borders single-year high, matched by Mercy Ships).
Annual giving across the six available fiscal years has ranged from $17.9 million (FY2024) to $24.9 million (FY2021 total giving including pass-throughs), with no secular upward or downward trend — the foundation operates in steady-state mode calibrated to net investment income. Fiscal year 2022 saw peak grants paid at $22.7 million, correlating with strong investment returns. The FY2024 revenue of $72.6 million against $17.9 million in grants reflects significant reinvestment into the endowment.
Geographically, California commands 117 of 239 documented grants (49%), with New York at 35 grants (15%), Texas at 18 (7.5%), and Hawaii at 14 (6%). This distribution maps directly to the founder's residential history (Laguna Beach primary), investment community ties (NY), and family personal connections (Hawaii). Oklahoma's 9 grants likely reflect indigenous education and heritage causes (American Indian College Fund is a documented recipient).
By sector and dollar value, three areas dominate. Humanitarian relief leads in largest individual grants: Doctors Without Borders ($9.5 million total across 3 grants), Action Against Hunger ($4.3 million), Mercy Ships ($3 million+). Healthcare/hospital foundations form the second tier: Atrium Health ($4 million across 2 grants), CHOC Foundation ($2.25 million), Wilcox Health Foundation (Kauai, $1 million). Education encompasses both elite Southern California private schools and global development frameworks: Harbor Day School ($3 million), SDSN Association ($3.4 million), University of Massachusetts ($1.11 million for AI ethics). Environmental giving has grown measurably, with Environmental Media Association ($1.2 million), Environmental Advocates NY ($1 million), and US Coalition on Sustainability ($850,000) collectively representing an emerging fourth pillar.
The following foundations share near-identical asset scale to the Gross Family Charitable Foundation (within 2% of its $571 million FY2024 asset base), enabling a meaningful structural comparison:
| Foundation | Assets (Approx.) | Annual Giving | Primary Focus | Application Process |
|---|---|---|---|---|
| Gross Family Charitable Foundation | $571M | $17-18M | Humanitarian, Education, Healthcare | Invited/preselected only |
| Charles & Margery Barancik Foundation | $578M | ~$20M+ | Arts, Education, Human Services (SW FL) | Open LOI via portal |
| Clif Bar Family Foundation | $571M | ~$10-15M | Environment, Sustainability, Food | Open LOI (invited) |
| Siegel Family Endowment | $568M | ~$15-20M | Technology, Education, Workforce | Invited only |
| Maxwell Hanrahan Foundation | $561M | ~$10-15M | Healthcare, Economic Security | Invited only |
| Jane & Daniel Och Family Foundation | $570M | ~$10-20M | Education, Jewish causes, NYC nonprofits | Invited only |
Note: Peer annual giving figures are estimated from publicly available 990 data and sector reporting; exact figures vary by fiscal year.
The Gross Family Charitable Foundation stands apart from this peer cohort in two important ways. First, it is the only foundation in this group that issues public annual press releases naming all major recipients — an unusual degree of transparency for a strictly non-soliciting foundation that paradoxically provides prospective grantees with rich intelligence about selection criteria. Second, its geographic breadth (California, New York, Hawaii, NC, global humanitarian) is notably wider than peers like Barancik (focused exclusively on Southwest Florida) or the Och Foundation (concentrated in New York City). This breadth creates more access points for potential grantees operating in multiple regions.
On January 22, 2025, the foundation issued its annual grants announcement confirming $18 million distributed to 61 nonprofits for the 2024 giving year — consistent with the $17.9 million figure reported on the FY2024 Form 990. Foundation assets reached approximately $640 million by year-end 2024, an increase from $571 million at the start of the fiscal year, driven by strong investment returns.
The 2024 cycle introduced six new grantees: Eisenhower Health Foundation (Palm Desert, CA hospital system), Every Cure (a Philadelphia-based nonprofit focused on drug repurposing for rare diseases), Desert ARC (Coachella Valley disability services), Solar Electric Light Fund (rural electrification globally), Desert Community Foundation (Coachella Valley), and Artist Fund at Festival of the Arts Laguna Beach (local arts). This is among the highest number of new recipients added in a single year, suggesting the family's research network is actively expanding.
Two emergency-response grants — $50,000 each to the Los Angeles Fire Department Foundation and the American Red Cross — marked the first documented disaster relief grants in the foundation's public record, responding to the January 2025 Southern California wildfires. This represents a tactical evolution toward time-sensitive responsive grantmaking alongside the family's standard annual-cycle approach.
Bill Gross's cumulative giving to Doctors Without Borders reached nearly $50 million, a milestone highlighted in the press release. The $1.11 million grant to the University of Massachusetts Foundation for an AI ethics workshop organized by the Pontifical Academy of Social Sciences represents the foundation's first foray into technology governance philanthropy — a meaningful signal for organizations at the intersection of technology, ethics, and global development.
The most important thing any grant seeker must understand about the Gross Family Charitable Foundation is that traditional grant development strategy — prospecting, writing LOIs, submitting proposals — is completely inapplicable here. The foundation explicitly does not accept unsolicited requests, and the family conducts independent research to identify all recipients. Your organizational strategy must therefore focus on visibility, credibility, and organic discovery rather than application mechanics.
Build outcome-first public narratives. Bill Gross's publicly stated selection criterion — organizations "as focused on outcomes as intent" — is your north star. Every press release, annual report, website page, and social media post your organization produces should lead with quantified impact: beneficiaries served, cost per outcome, independent evaluations. Avoid administrative language about capacity-building or theory of change without accompanying numbers.
Establish a strong presence in Orange County and Laguna Beach. The foundation's deepest grantee relationships are local: Harbor Day School, CHOC Foundation, Segerstrom Center for the Arts, Lestonnac Free Clinic, Share Our Selves, Boys & Girls Club of Central OC, Orangewood Foundation. Being known and respected in these circles — through board service, local press coverage, and community events — creates the conditions for the family to encounter your organization naturally.
Pursue warm introductions through existing grantees. Cultivate relationships with board members and executives at Harbor Day School, CHOC Foundation, or Segerstrom Center for the Arts. A credible introduction from an organization the Gross family has trusted for years is worth more than any outreach strategy. These organizations collectively received millions in Gross funding and have direct relationship access.
Maintain current and accurate public records. The family researches recipients directly using 990 filings, Charity Navigator, GuideStar (Candid), and general web research. Ensure your Form 990 is filed on time, your Charity Navigator rating is current, and your website clearly articulates mission and impact. Outdated or inconsistent public records are disqualifying.
Monitor the October–December window. If the family encounters your organization and expresses interest, it will likely happen in the research phase (spring through summer) with a grant decision in October. Be prepared to respond quickly and provide concise impact documentation (1-2 pages) rather than full grant applications.
Geographic expansion signals opportunity. The 2024 addition of Eisenhower Health Foundation (Coachella Valley/Desert region) and Desert ARC suggests the family's California geography is widening beyond coastal Orange County. Healthcare and disability services organizations in the Inland Empire and Coachella Valley region are now clearly in scope.
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Smallest Grant
N/A
Median Grant
$53K
Average Grant
$276K
Largest Grant
$3M
Based on 62 grants from the most recent 990-PF filing.
No program descriptions are available for this foundation. Many private foundations report program activities in their annual 990-PF filings — check the Tax Filings section below for the most recent filing.
Analyzing all 239 documented grants across six-plus fiscal years, with total documented giving of $74.9 million, yields a mean grant of $313,329. However, this mean is heavily skewed by a small number of large anchor gifts. The far more useful figure is the median grant of $52,500 — meaning half of all grants fall below that threshold. The practical range spans from near-zero minimums to $3 million top-end gifts (Doctors Without Borders single-year high, matched by Mercy Ships). Annual giving ac.
Gross Family Charitable Foundation has distributed a total of $74.9M across 239 grants. The median grant size is $100K, with an average of $313K. Individual grants have ranged from N/A to $3.5M.
The Gross Family Charitable Foundation operates as a pure family-directed, non-soliciting private foundation — arguably one of the most consequential such foundations in Orange County, California. No formal grant portal, RFP cycle, or letter of inquiry process exists. William (Bill) H. Gross — founder and former chief investment officer of PIMCO, one of the world's largest bond fund managers — drives the research agenda alongside his adult children Jeffrey and Jennifer Gross. Secretary Mark Port.
Gross Family Charitable Foundation is headquartered in LAGUNA BEACH, CA. While based in CA, the foundation distributes grants to organizations across 21 states.
| Name | Title | Compensation | Benefits | Total |
|---|---|---|---|---|
| MARK PORTERFIELD | SECRETARY | $432K | $0 | $432K |
| WILLIAM H GROSS | PRESIDENT | $0 | $0 | N/A |
| JENNIFER GROSS | DIRECTOR | $0 | $0 | N/A |
| JEFFREY GROSS | DIRECTOR | $0 | $0 | N/A |
Total Giving
$17.9M
Total Assets
$571.1M
Fair Market Value
$571.1M
Net Worth
$553.2M
Grants Paid
$17.9M
Contributions
$44.4M
Net Investment Income
$45.4M
Distribution Amount
$25.4M
Total: $534.8M
Total Grants
239
Total Giving
$74.9M
Average Grant
$313K
Median Grant
$100K
Unique Recipients
140
Most Common Grant
$10K
of 2024 grantees were first-time recipients
| Recipient | Location | Amount | Year |
|---|---|---|---|
| PURSUIT FOUNDATIONGENERAL DONATION | HOUSTON, TX | $30K | 2024 |
| DOCTORS WITHOUT BORDERSGENERAL DONATION | NEW YORK, NY | $3M | 2024 |
| UNIVERSITY OF MASSACHUSETTS FOUNDATION INCGENERAL DONATION | NEWTON, MA | $1.1M | 2024 |
| ENVIRONMENTAL ADVOCATES NY INCGENERAL DONATION | ALBANY, NY | $1M | 2024 |
| ATRIUM HEALTH FOUNDATIONGENERAL DONATION | CHARLOTTE, NC | $1M | 2024 |
| MERCY SHIPSGENERAL DONATION | GARDEN VALLEY, TX | $1M | 2024 |
| SDSN ASSOCIATION INCGENERAL DONATION | NEW YORK, NY | $1M | 2024 |
| CHARLOTTESVILLE AREA COMMUNITY FOUNDATIONGENERAL DONATION | CHARLOTTESVILLE, VA | $875K | 2024 |
| DIVIDED SKY FOUNDATION CORPORATIONGENERAL DONATION | LUDLOW, VT | $750K | 2024 |
| VII FOUNDATION INCGENERAL DONATION | NEW YORK, NY | $750K | 2024 |
| ACTION AGAINST HUNGER USAGENERAL DONATION | NEW YORK, NY | $550K | 2024 |
| ORANGEWOOD FOUNDATIONGENERAL DONATION | SANTA ANA, CA | $500K | 2024 |
| VANGUARD CHARITABLE ENDOWMENT PROGRAMGENERAL DONATION | SOUTHEASTERN, PA | $500K | 2024 |
| SEGERSTROM CENTER FOR THE ARTSGENERAL DONATION | COSTA MESA, CA | $500K | 2024 |
| BOYS & GIRLS CLUB OF CENTRAL OCGENERAL DONATION | IRVINE, CA | $430K | 2024 |
| ORANGE COAST COLLEGE FOUNDATIONGENERAL DONATION | COSTA MESA, CA | $400K | 2024 |
| CHOC FOUNDATIONGENERAL DONATION | ORANGE, CA | $350K | 2024 |
| EDWARD CHARLES FOUNDATIONGENERAL DONATION | BEVERLY HILLS, CA | $330K | 2024 |
| EISENHOWER FOUNDATIONGENERAL DONATION | ABILENE, KS | $300K | 2024 |
| HARBOR DAY SCHOOLGENERAL DONATION | CORONA DEL MAR, CA | $275K | 2024 |
| GRAMMY MUSEUMGENERAL DONATION | LOS ANGELES, CA | $250K | 2024 |
| COACHELLA VALLEY RESCUE MISSIONGENERAL DONATION | INDIO, CA | $250K | 2024 |
| ROOF ABOVE INCGENERAL DONATION | CHARLOTTE, NC | $250K | 2024 |
| EAR COMMUNITY INCGENERAL DONATION | BROOMFIELD, CO | $200K | 2024 |
| EVERY CURE INCGENERAL DONATION | LA JOLLA, CA | $200K | 2024 |
| HAWAII LOCAL 2030 HUBGENERAL DONATION | HONOLULU, HI | $200K | 2024 |
| CHILD CREATIVITY LABGENERAL DONATION | SANTA ANA, CA | $200K | 2024 |
| TUFTS UNIVERSITYGENERAL DONATION | MEDFORD, MA | $200K | 2024 |
| DESERT ARCGENERAL DONATION | PALM DESERT, CA | $150K | 2024 |
| LESTONNAC FREE CLINICGENERAL DONATION | ORANGE, CA | $150K | 2024 |
| ANAHEIM COMMUNITY FOUNDATIONGENERAL DONATION | ANAHEIM, CA | $150K | 2024 |
| OPEN ROADS ACADEMY INCGENERAL DONATION | SANTA MONICA, CA | $120K | 2024 |
| PUEBLO UNIDO CDCGENERAL DONATION | THERMAL, CA | $120K | 2024 |
| FRIENDS OF FOUNDATION ACADEMY INCGENERAL DONATION | TRENTON, NJ | $100K | 2024 |
| UNITED CEREBRAL PALSY ASSOC OF ORANGE CO (DBA UNLIMITED POSSIBILITIES)GENERAL DONATION | SANTA ANA, CA | $100K | 2024 |
| SOLAR ELECTRIC LIGHT FUNDGENERAL DONATION | WASHINGTON, DC | $100K | 2024 |
| MONTEREY PENINSULA FOUNDATIONGENERAL DONATION | MONTEREY, CA | $65K | 2024 |
| LEGAL EMPOWERMENT & ADVOCACY HUB INCGENERAL DONATION | MICANOPY, FL | $50K | 2024 |
| DESERT COMMUNITY FOUNDATIONGENERAL DONATION | PALM DESERT, CA | $50K | 2024 |
| BOYS & GIRLS CLUB OF AMERICAGENERAL DONATION | ATLANTA, GA | $50K | 2024 |
| BOYS & GIRLS CLUBS OF CAPISTRANO VALLEYGENERAL DONATION | SAN JUAN CAPISTRANO, CA | $50K | 2024 |
| HOAG CHARITY SPORTSGENERAL DONATION | IRVINE, CA | $36K | 2024 |
| LAGUNA OCEAN FOUNDATIONGENERAL DONATION | LAGUNA BEACH, CA | $30K | 2024 |
| PACIFIC MARINE MAMMAL CENTERGENERAL DONATION | LADERA BEACH, CA | $25K | 2024 |
| LAGUNA ART MUSEUMGENERAL DONATION | LAGUNA BEACH, CA | $25K | 2024 |
| FESTIVAL OF THE ARTSGENERAL DONATION | CORPUS CHRISTI, TX | $20K | 2024 |
| LAGUNA FOOD PANTRYGENERAL DONATION | LAGUNA BEACH, CA | $20K | 2024 |
| LOCA INCGENERAL DONATION | LAGUNA BEACH, CA | $15K | 2024 |
| LAGUNA GREENBELT INCGENERAL DONATION | LAGUNA BEACH, CA | $10K | 2024 |
| LAGUNA PLEIN AIR PAINTERS ASSOCIATIONGENERAL DONATION | LAGUNA BEACH, CA | $10K | 2024 |
MENLO PARK, CA
LOS ANGELES, CA
PALO ALTO, CA