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Irvin Stern Foundation is a private trust based in BOCA RATON, FL. The foundation received its IRS ruling in 1959. The principal officer is Heidi Boncher. It holds total assets of $10.4M. Annual income is reported at $2.6M. The foundation is governed by 10 officers and trustees. Tax records are available from 2020 to 2023. Funding is distributed across 4 states, including Illinois, New York, California. According to available records, Irvin Stern Foundation has made 174 grants totaling $3.7M, with a median grant of $20K. The foundation has distributed between $831K and $2M annually from 2020 to 2023. Grantmaking activity was highest in 2022 with $2M distributed across 90 grants. Individual grants have ranged from $1K to $120K, with an average award of $21K. The foundation has supported 91 unique organizations. The foundation primarily supports organizations in Illinois, New York, Florida, which account for 57% of all grants. Grantmaking reaches organizations across 21 states. Contributions to this foundation are tax-deductible.
The Irvin Stern Foundation is a family-governed trust founded in 1957 by Chicago businessman Irvin Stern, now steered by three generations of the Epstein, Winter, and Boncher families (28 recorded trustee entries in the data, with Samantha Epstein, Nicholas Epstein, and Ian Epstein drawing the highest nominal trustee compensation at $1,475, $1,050, and $925 respectively — token amounts that confirm this is an unpaid family board, not a staffed institution). There is no program staff, no grants administrator beyond the family, and no public grants portal beyond a single Google Form. This structure dictates the whole approach: relationship and geographic proximity substitute for institutional process. The foundation states plainly that it does not accept unsolicited proposals — only unsolicited Letters of Inquiry, and only from organizations located in Chicago. Everyone else is considered by invitation only, sourced from the trustees' own networks and research. First-time applicants outside Chicago should not expect a cold LOI to work; the realistic path is a warm introduction through a current grantee, a shared board connection, or geographic overlap with a trustee's home base (Chicago/Lemont, IL, and Boca Raton, FL, given the mailing address at 5550 Glades Road, Boca Raton). The grantee list bears this out: repeat, multi-year support is the norm rather than one-off grants. Nine of the top ten recipients (Jewish United Fund of Chicago, Milagro Center, Jewish Federation of Palm Beach County, Root & Rebound, Lakeview Pantry, Women In Need, Bonifide, Brooklyn Boat Works, Rivet School) received 3-4 grants each rather than a single award, indicating that once accepted into the portfolio, organizations are retained for years. First-time applicants should therefore treat any initial grant as an audition for a longer relationship rather than a one-time transaction, and should budget for a site visit as part of vetting. Organizations favored are small, grassroots, direct-service nonprofits — food pantries, reentry and legal-aid programs, youth education nonprofits, and Jewish communal organizations — not large institutions, research universities, or capital-project grantees (the guidelines explicitly exclude capital campaigns, construction, endowments, and academic/medical research).
Giving has been remarkably flat for over a decade: total giving ran $1,107,252 (2010), $1,061,936 (2011), $1,008,111 (2012), $1,195,126 (2014), $1,277,208 (2018), $1,052,332 (2019), $1,088,314 (2020), $1,178,828 (2021), and $1,132,513 (2022) — a tight band of roughly $1.0-1.28M annually with no sustained growth trend, even as total assets grew modestly from $9.34M (2010) to $10.44M (current). Grants paid out (net of overhead) tracked similarly: $898,000 (2010) down to $830,500 (2019), recovering to $977,000 (2021) before settling at $905,000 (2022) — this is a mature, steady-state trust, not one scaling its footprint. Per the foundation's own typical-grant-size data (47 recent grants sampled), the median grant is $15,000, the average is $17,670, and the full range runs from $5,000 to $120,000 — a large ceiling relative to the median, meaning most awards cluster small while a handful of flagship relationships receive outsized support. The broader historical grantee dataset (174 total grants, $3,689,500 aggregate, $21,204 average) shows the same pattern at scale. The single largest relationship by cumulative dollars is Jewish United Fund of Chicago at $390,000 across 4 grants — more than double the next-largest recipient (Milagro Center, $195,000/4 grants) — confirming Jewish communal infrastructure sits atop the giving hierarchy despite representing a minority of grantee count. Geographically, Illinois dominates grantee count (44 of 174, 25%), followed by New York (36, 21%), California (24, 14%), and Florida (20, 11%), with Michigan (11), DC (8), Nevada (6), and Georgia/Minnesota/South Carolina (3 each) rounding out a long tail — this spread reflects where trustees and family members now live (the board has migrated from Chicago toward Florida, New York, and California) more than a deliberate multi-state program strategy. All grants in the dataset are coded simply 'GENERAL PURPOSE,' meaning the foundation does not restrict funds to specific projects — a further sign it prefers to fund organizations' core operations rather than discrete initiatives.
No peer set was pre-matched in the underlying data, so the comparison below uses foundations with a broadly similar profile — small, family-governed, human-services/Jewish-affiliated trusts operating primarily through invitation and limited LOI processes. Figures for peers are approximate, drawn from general public philanthropic directory knowledge rather than a fresh 990 pull for this report, and should be treated as order-of-magnitude context rather than verified figures.
| Foundation | Assets | Annual Giving | Primary Focus | Application |
|---|---|---|---|---|
| Irvin Stern Foundation | $10.4M | ~$1.1M | Human Services, Civic Affairs, Jewish Life | Chicago orgs: online LOI; all others: invitation only |
| Blum-Kovler Foundation (Chicago) | ~$50-75M (est.) | ~$3-4M (est.) | Jewish life, human services, arts | Invitation only |
| Crown Family Philanthropies (Chicago) | $500M+ (est.) | $20M+ (est.) | Broad — Jewish causes, education, civic, health | Primarily invitation only |
| Polk Bros. Foundation (Chicago) | ~$300M (est.) | ~$14-16M (est.) | Human services, education, community development | Open LOI process |
| Seabury Foundation (Chicago) | small, comparable scale (est.) | low single-digit millions (est.) | Human services, youth development | Invitation only |
Irvin Stern sits at the small end of this peer set by both assets and annual giving, and unlike Polk Bros. it offers no genuinely open application channel outside Chicago — its closest process analog is Blum-Kovler or Crown, both of which likewise rely on trustee networks rather than a public RFP. Applicants who are not already Chicago-based should treat Irvin Stern more like a relationship-driven micro-funder than a foundation with a competitive open cycle.
No news coverage, press releases, or public announcements were found for the Irvin Stern Foundation in 2025 or 2026 — consistent with its profile as an unstaffed family trust with no communications function. The only signal of recent activity is that Candid's directory profile shows a data refresh on 2025-05-12 with grant records updated through 2025-04-18, indicating the foundation continued normal grantmaking activity into 2025, but no specifics on award recipients or amounts for that cycle were available via search. The foundation's mailing address has shifted to 5550 Glades Road, Suite 500, Boca Raton, FL — a signal (also reflected in the board composition, which now spans Epstein, Winter, and Boncher family members) that the trustee base has dispersed geographically from Chicago toward Florida over time, which likely explains why Florida (20 grantees) and New York (36) now rival Illinois (44) in the grantee footprint. Absent any documented new initiative, leadership change, or programmatic pivot, the most useful 'recent activity' signal for applicants is the steady cadence of two annual review cycles (spring and fall) that the foundation has run for years, with the most recent-known typical grant range ($5,000-$120,000, median $15,000) reflecting continuity rather than change.
Confirm eligibility geography first: if your organization is not based in Chicago, do not submit the online form expecting a response — the foundation states plainly that non-Chicago funding requests are by invitation only, sourced from trustee relationships and their own research. If you are Chicago-based, use the Google Form LOI (linked from the Contact page) rather than emailing or mailing a proposal; the foundation says it will only consider submissions made through that specific channel. Read the Guidelines page before applying and mirror its exact language — 'innovative grassroots human service and civic organizations' and the three pillars (Human Services, Civic Affairs, Jewish Life) — since the review is informal and trustee-driven rather than scored against a rubric, so aligning your framing to their stated mission matters more than a polished logic model. Never ask for capital campaigns, construction, endowment gifts, or academic/medical research funding — these are explicit exclusions and will disqualify a request regardless of merit. Time your outreach to the review calendar: deadlines fall around March 1/April 1 (spring cycle, decisions by June 1) and September 1 (fall cycle, decisions by December 1) — note the foundation's own site and third-party data disagree slightly on the exact spring date (March 1 in some records, April 1 on the current site), so confirm the live deadline on irvinsternfoundation.org before submitting. Expect no response as the default outcome given stated submission volume — do not follow up repeatedly; a single polite check-in after the decision window closes is appropriate. Because the grantee list is dominated by multi-year repeat relationships (9 of the top 10 recipients received 3-4 separate grants), frame a first request as the opening of an ongoing relationship and be prepared for a site visit, since proximity to a trustee enables in-person vetting and is described as a practical eligibility filter. Request general operating support rather than a restricted project grant — every recorded grant in the dataset is coded 'GENERAL PURPOSE,' suggesting unrestricted requests fit their preferred structure best.
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Smallest Grant
$5K
Median Grant
$15K
Average Grant
$18K
Largest Grant
$120K
Based on 47 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.
Giving has been remarkably flat for over a decade: total giving ran $1,107,252 (2010), $1,061,936 (2011), $1,008,111 (2012), $1,195,126 (2014), $1,277,208 (2018), $1,052,332 (2019), $1,088,314 (2020), $1,178,828 (2021), and $1,132,513 (2022) — a tight band of roughly $1.0-1.28M annually with no sustained growth trend, even as total assets grew modestly from $9.34M (2010) to $10.44M (current). Grants paid out (net of overhead) tracked similarly: $898,000 (2010) down to $830,500 (2019), recovering.
Irvin Stern Foundation has distributed a total of $3.7M across 174 grants. The median grant size is $20K, with an average of $21K. Individual grants have ranged from $1K to $120K.
The Irvin Stern Foundation is a family-governed trust founded in 1957 by Chicago businessman Irvin Stern, now steered by three generations of the Epstein, Winter, and Boncher families (28 recorded trustee entries in the data, with Samantha Epstein, Nicholas Epstein, and Ian Epstein drawing the highest nominal trustee compensation at $1,475, $1,050, and $925 respectively — token amounts that confirm this is an unpaid family board, not a staffed institution). There is no program staff, no grants a.
Irvin Stern Foundation is headquartered in BOCA RATON, FL. While based in FL, the foundation distributes grants to organizations across 21 states.
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| Name | Title | Compensation | Benefits | Total |
|---|---|---|---|---|
| Nicholas Epstein | TRUSTEE | $0 | $0 | N/A |
| Ian Epstein | TRUSTEE | $0 | $0 | N/A |
| Samantha Epstein | TRUSTEE | $0 | $0 | N/A |
| Emma Winter | TRUSTEE | $0 | $0 | N/A |
| Claire Winter | TRUSTEE | $0 | $0 | N/A |
| Stuart Epstein | TRUSTEE | $0 | $0 | N/A |
| Kirsten Boncher | TRUSTEE | $0 | $0 | N/A |
| Arthur Winter | TRUSTEE | $0 | $0 | N/A |
| Megan Winter | TRUSTEE | $0 | $0 | N/A |
| Heidi Boncher | TRUSTEE | $0 | $0 | N/A |
Total Giving
$1.1M
Total Assets
$10.1M
Fair Market Value
$11.3M
Net Worth
$10.1M
Grants Paid
$905K
Contributions
N/A
Net Investment Income
$545K
Distribution Amount
$565K
Total: $8.7M
Total Grants
174
Total Giving
$3.7M
Average Grant
$21K
Median Grant
$20K
Unique Recipients
91
Most Common Grant
$20K
of 2023 grantees were first-time recipients
| Recipient | Location | Amount | Year |
|---|---|---|---|
| Covenant HouseGENERAL PURPOSE | Chicago, IL | $25K | 2023 |
| Sweet DreamsGENERAL PURPOSE | Folsom, CA | $25K | 2023 |
| Hanley FoundationGENERAL PURPOSE | West Palm Beach, FL | $20K | 2023 |
| Pilot LightGENERAL PURPOSE | Chicago, IL | $15K | 2023 |
| Haven Of HopeGENERAL PURPOSE | Clinton Township, MI | $30K | 2022 |
| Jewish United Fund Of ChicagoGENERAL PURPOSE | Chicago, IL | $90K | 2023 |
| Jewish Federation Of Palm Beach CountyGENERAL PURPOSE | West Palm Beach, FL | $50K | 2023 |
| Milagro CenterGENERAL PURPOSE | Delray Beach, FL | $45K | 2023 |
| Root & ReboundGENERAL PURPOSE | Oakland, CA | $40K | 2023 |
| Nourishing HopeGENERAL PURPOSE | Chicago, IL | $40K | 2023 |
| Figueroa Wu FamilyGENERAL PURPOSE | Chicago, IL | $30K | 2023 |
| Rivet SchoolGENERAL PURPOSE | Richmond, CA | $30K | 2023 |
| Midwest Access CoalitionGENERAL PURPOSE | Chicago, IL | $30K | 2023 |
| BonifideGENERAL PURPOSE | Saint Paul, MN | $30K | 2023 |
| Erie Family HealthcareGENERAL PURPOSE | Chicago, IL | $25K | 2023 |
| Cyber Civil RightsGENERAL PURPOSE | Coral Cables, FL | $25K | 2023 |
| We EvanstonGENERAL PURPOSE | Evanston, IL | $25K | 2023 |
| Unite AmericaGENERAL PURPOSE | Denver, CO | $25K | 2023 |
| Out In The OpenGENERAL PURPOSE | Battleboro, VT | $25K | 2023 |
| University Of MichiganGENERAL PURPOSE | Ann Arbor, MI | $25K | 2023 |
| Brooklyn Boat WorksGENERAL PURPOSE | Brooklyn, NY | $25K | 2023 |
| Housing Plus SolutionsGENERAL PURPOSE | New York, NY | $25K | 2023 |
| In Global Learning DesignGENERAL PURPOSE | Ann Arbor, MI | $25K | 2023 |
| Inside Out NetworkGENERAL PURPOSE | Tucson, AZ | $25K | 2023 |
| Chapter 510GENERAL PURPOSE | Oakland, CA | $20K | 2023 |
| American Geographic SocietyGENERAL PURPOSE | New York, NY | $20K | 2023 |
| Bay Street Theatre IncGENERAL PURPOSE | Sag Harbor, NY | $20K | 2023 |
| Prison Yoga ProjectGENERAL PURPOSE | Bolinas, CA | $20K | 2023 |
| Project MostGENERAL PURPOSE | East Hampton, NY | $20K | 2023 |
| Urban AlchemyGENERAL PURPOSE | San Francisco, CA | $15K | 2023 |
| Means DataGENERAL PURPOSE | Washington, DC | $15K | 2023 |
| Pediatric Brain Tumor FoundationGENERAL PURPOSE | Atlanta, GA | $10K | 2023 |
| Rescuing Leftover CuisineGENERAL PURPOSE | New York, NY | $10K | 2023 |
| Denver Children FoundationGENERAL PURPOSE | Denver, CO | $10K | 2023 |
| J Street Education FundGENERAL PURPOSE | Chicago, IL | $10K | 2023 |
| Twin Palms CenterGENERAL PURPOSE | Boca Raton, FL | $5K | 2023 |
| Jewish Center Of The HamptonsGENERAL PURPOSE | East Hamptons, NY | $5K | 2023 |
| Women In NeedGENERAL PURPOSE | New York, NY | $5K | 2023 |
| Lakeview PantryGENERAL PURPOSE | Chicago, IL | $40K | 2022 |
| Thorn Digital DefendersGENERAL PURPOSE | Washington, DC | $30K | 2022 |