Also known as: C/O LORING WOLCOTT & COOLIDGE
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Samuel Rubin Foundation Inc. is a private corporation based in CAMBRIDGE, MA. The foundation received its IRS ruling in 1959. It holds total assets of $8.2M. Annual income is reported at $4.3M. Total assets have decreased from $10.5M in 2011 to $8.2M in 2024. The foundation is governed by 5 officers and trustees. Tax records are available from 2017 to 2024. Funding is distributed across 4 states, including New York, California, Massachusetts. According to available records, Samuel Rubin Foundation Inc. has made 78 grants totaling $1.2M, with a median grant of $10K. The foundation has distributed between $560K and $598K annually from 2022 to 2023. Individual grants have ranged from $1K to $60K, with an average award of $15K. The foundation has supported 47 unique organizations. The foundation primarily supports organizations in New York, Massachusetts, District of Columbia, which account for 67% of all grants. Grantmaking reaches organizations across 11 states. Contributions to this foundation are tax-deductible.
Samuel Rubin Foundation Inc. is a small, family-governed private foundation (EIN 13-6164671, based in Cambridge, MA, administered through Loring Wolcott & Coolidge) with roughly $8.2M in assets and about $560,000-$750,000 in annual grants. It is directed by the Weiss family — Judith Weiss (President), Daniel Weiss (Chair/Treasurer), Tamara Weiss (Vice President), Peter Weiss and Cora Weiss (Directors) — carrying forward founder Samuel Rubin's mission of peace, justice, and equitable resource allocation. Critically, as of 2025 the foundation no longer accepts unsolicited applications and has removed its application guidelines and grants directory from its website; its own guidance states it is 'a very small foundation with many recurring commitments to our current grantees' and that 'very few, if any, grants are made to new applicants each year.' This makes it fundamentally a relationship-driven funder, not an open RFP. The grantee list (78 grants, $1.16M analyzed, averaging $14,841 per grant) shows the foundation renews the same core partners nearly every cycle — Center for Constitutional Rights ($110,000 across 2 grants), Lawyers Committee on Nuclear Policy ($100,000), Downtown Community Television ($100,000), and Global Network of Women Peacebuilders ($100,000) top the list. First-time applicants should not expect a cold-outreach path to succeed; instead, the realistic strategy is to build visible alignment with the foundation's existing grantee ecosystem (peace/disarmament coalitions, human rights litigation networks, social-justice media collectives) and secure a warm introduction from a current grantee, allied funder, or a board member's known network — Cora Weiss in particular has deep, decades-long ties to peace and disarmament organizing. Organizations without an existing relationship or credible referral should deprioritize this funder in favor of foundations with open application cycles, and instead monitor it opportunistically for board/staff overlap with their own network.
Total giving has been remarkably stable but slowly declining in real terms: $875,718 (2013), $723,037 (2019), $767,821 (2020), $803,149 (2021), $758,957 (2022), down to $752,261 (2023) — a roughly flat-to-modestly-declining pattern as the asset base has shrunk from $11.45M (2013) to $8.23M (2024), reflecting payout exceeding investment returns in several years (2022 saw total revenue of -$351,792). Grants paid specifically ran $600,500 (2012) down to $565,500 (2023), tracking a slow contraction consistent with declining principal. Per the foundation's own typical-grant-size data: median $10,000, average $14,240, range $1,000-$50,000 across 42 tracked grants; the analyzed grantee dataset (78 grants, $1,157,600 total) shows an average of $14,841 with the largest recurring commitments capped near $50,000-$60,000 per grant (two-grant totals push some relationships to $100,000-$110,000 cumulative). By program: nuclear disarmament/global security and international peace efforts (Lawyers Committee on Nuclear Policy, Global Network of Women Peacebuilders, Grassroots International, Nautilus Institute, Campaign for Peace Disarmament and Common Security) form the largest thematic cluster; human rights/legal advocacy (Center for Constitutional Rights, Center for Justice & Accountability, Reprieve US, T'Ruah) is the second-largest; Israeli-Palestinian peace work (Americans for Peace Now, New Israel Fund, American Friends of Combatants for Peace, American Friends of the Parents Circle) is a distinct, consistently funded niche; and social-justice media (Democracy Now, Downtown Community Television, Maysles Documentary Center, The Ground Truth Project) rounds out a fourth pillar. Geographically, funding concentrates in NY (29 of 78 grants), MA (14), CA (13), and DC (9), with smaller footprints in AZ, CO, LA, MI, MN and TX — reflecting grantee headquarters rather than a formal geographic restriction, since the foundation states it does not limit by geography (international grantees need a U.S. fiscal sponsor).
Samuel Rubin Foundation sits at the small end of peace/human-rights funders, both in asset base and typical grant size, and is now unusual among peers for having fully closed off unsolicited applications rather than merely running invitation-only alongside a stated LOI window.
| Foundation | Assets | Annual Giving | Primary Focus | Application |
|---|---|---|---|---|
| Samuel Rubin Foundation | $8.2M | ~$565K-$760K | Peace, nuclear disarmament, human rights, social-justice media | Invited/referral only (closed since 2025) |
| Colombe Foundation | ~$50M+ | ~$3-5M | Peace and conflict resolution, Middle East | Invited only |
| Ploughshares Fund | ~$20M | ~$8-10M | Nuclear weapons reduction, arms control | LOI-based, competitive |
| Compton Foundation | ~$60M | ~$2-3M (sunsetting) | Peace, environment, reproductive rights | Invited only, winding down |
| Solidago Foundation | ~$30M | ~$2M | Grassroots social justice organizing | Invited/relationship-based |
Relative to these peers, Samuel Rubin's per-grant sizes ($1,000-$60,000) are markedly smaller than Ploughshares or Colombe, positioning it as a niche, supplementary funder rather than an anchor funder for any single grantee's budget. Its closed-door posture is the most restrictive on this list — most peers still run some form of LOI or referral vetting process, whereas Rubin has removed all public application infrastructure.
The single most consequential recent development is procedural rather than programmatic: as of 2025 the foundation discontinued accepting unsolicited proposals entirely and stripped its website of application guidelines and its grants directory, formalizing what had long been an effectively closed, relationship-based process. No specific 2025-2026 grant announcements, new initiatives, or leadership changes surfaced in public searches beyond this policy shift — the foundation does not issue press releases or maintain an active news/announcements page. The most recent documented large grant in secondary sources is approximately $60,000 to Downtown Community Television Center for youth media education, consistent with its historical top-grantee status ($100,000 across two grants in the DB dataset). The board has seen at least one loss in recent years — director Alison R. Bernstein, a longtime gender-and-social-justice activist who joined in November 2007 — though the exact date of her passing was not pinpointed in available sources. Governance otherwise appears stable, with the Weiss family (Judith as President, Daniel as Chair/Treasurer, Tamara as VP, Peter and Cora as Directors) continuing in the same roles reflected in the last several years of Form 990 filings. Financially, FY2024 shows total assets of $8,232,139 (down from $8,675,777 in FY2023) and total revenue of $410,526, with grants-paid figures for FY2024 not yet available in the dataset; the FY2023 filing shows $565,500 paid out against $752,261 in total giving and $37,212 in officer compensation to Judith Weiss.
The most important tip is procedural, not stylistic: as of 2025 this foundation does not accept unsolicited applications, has no LOI portal, and has removed its application guidelines from its website — submitting a cold proposal (by mail, email, or through its former online process) will not be reviewed and wastes fundraising staff time better spent elsewhere. The foundation's own stated rationale is candid: it is 'a very small foundation with many recurring commitments,' so 'very few, if any, grants are made to new applicants each year' given how low the odds are for unsolicited proposals. For organizations that still want to pursue this funder, the only credible path is relationship-based: secure an introduction from a current grantee (the DB dataset shows Center for Constitutional Rights, Lawyers Committee on Nuclear Policy, Downtown Community Television, Global Network of Women Peacebuilders, Americans for Peace Now, Democracy Now, and Institute for Policy Studies among its most consistent, multi-year partners), from an allied peace/human-rights funder who co-funds these same organizations, or from a board member's professional network — Cora Weiss in particular has a decades-long footprint in the international peace and disarmament movement, and Daniel, Tamara, and Peter Weiss round out a close-knit family board with long institutional memory of the foundation's grantee relationships. When an introduction is secured, framing should mirror the foundation's four core pillars precisely: nuclear disarmament/global security, human rights and legal advocacy (especially litigation-based accountability work), Israeli-Palestinian peace-building, and social-justice-oriented media/documentary work — proposals outside these four lanes (e.g., general health, capital campaigns, or scholarships) are explicitly out of scope, since the foundation's restrictions bar grants to individuals or for capital acquisition, endowment, or scholarships. Expect modest award sizes: budget for $1,000-$20,000 as the realistic range for a new relationship, since the $50,000-$60,000+ grants in the dataset almost all go to decades-long partners. Applications, when solicited, should emphasize general operating support framing (a notable share of top grantees receive unrestricted funds) over narrowly scoped project asks, and should be timed around the foundation's historical board meeting cadence — first Wednesday of January, May, and September — even though the intake itself is now invitation-driven rather than open-cycle.
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Smallest Grant
$1K
Median Grant
$10K
Average Grant
$14K
Largest Grant
$50K
Based on 42 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.
Total giving has been remarkably stable but slowly declining in real terms: $875,718 (2013), $723,037 (2019), $767,821 (2020), $803,149 (2021), $758,957 (2022), down to $752,261 (2023) — a roughly flat-to-modestly-declining pattern as the asset base has shrunk from $11.45M (2013) to $8.23M (2024), reflecting payout exceeding investment returns in several years (2022 saw total revenue of -$351,792). Grants paid specifically ran $600,500 (2012) down to $565,500 (2023), tracking a slow contraction .
Samuel Rubin Foundation Inc. has distributed a total of $1.2M across 78 grants. The median grant size is $10K, with an average of $15K. Individual grants have ranged from $1K to $60K.
Samuel Rubin Foundation Inc. is a small, family-governed private foundation (EIN 13-6164671, based in Cambridge, MA, administered through Loring Wolcott & Coolidge) with roughly $8.2M in assets and about $560,000-$750,000 in annual grants. It is directed by the Weiss family — Judith Weiss (President), Daniel Weiss (Chair/Treasurer), Tamara Weiss (Vice President), Peter Weiss and Cora Weiss (Directors) — carrying forward founder Samuel Rubin's mission of peace, justice, and equitable resource all.
Samuel Rubin Foundation Inc. is headquartered in CAMBRIDGE, MA. While based in MA, the foundation distributes grants to organizations across 11 states.
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| Name | Title | Compensation | Benefits | Total |
|---|---|---|---|---|
| Judith Weiss | PRESIDENT | $37K | $5K | $42K |
| Peter Weiss | DIRECTOR | $0 | $0 | N/A |
| Cora Weiss | DIRECTOR | $0 | $0 | N/A |
| Tamara Weiss | VICE PRESIDENT | $0 | $0 | N/A |
| Daniel Weiss | CHAIR/TREASURER | $0 | $0 | N/A |
Total Giving
N/A
Total Assets
$8.2M
Fair Market Value
N/A
Net Worth
$8.2M
Grants Paid
N/A
Contributions
N/A
Net Investment Income
N/A
Distribution Amount
N/A
Total Grants
78
Total Giving
$1.2M
Average Grant
$15K
Median Grant
$10K
Unique Recipients
47
Most Common Grant
$10K
of 2023 grantees were first-time recipients
| Recipient | Location | Amount | Year |
|---|---|---|---|
| Fourth Freedom ForumINTERNATIONAL PEACE AND SECURITY | Goshen, IN | $1K | 2023 |
| Center For Constitutional RightsLEGAL RIGHTS ADVOCACY | New York, NY | $60K | 2023 |
| Downtown Community TelevisionMEDIA FOR SOCIAL JUSTICE | New York, NY | $50K | 2023 |
| Lawyers Committee On Nuclear PolicyNUCLEAR DISARMAMENT & GLOBAL SECURITY | New York, NY | $50K | 2023 |
| Global Network Of Women PeacebuildersINTERNATIONAL PEACE EFFORTS | New York, NY | $50K | 2023 |
| Americans For Peace NowISRAELI-PALESTINIAN PEACE | Washington, DC | $35K | 2023 |
| Grassroots InternationalINTERNATIONAL SOCIAL JUSTICE | Boston, MA | $25K | 2023 |
| Global KidsYOUTH EDUCATION & ADVOCACY | New York, NY | $25K | 2023 |
| New Israel FundINTERNATIONAL PEACE EFFORTS | New York, NY | $20K | 2023 |
| Institute For Policy StudiesPUBLIC POLICY RESEARCH & ADVOCACY | Washington, DC | $10K | 2023 |
| Aj Muste Memorial InstituteHUMAN RIGHTS ADVOCACY | New York, NY | $10K | 2023 |
| American Friends Of Combatants For PeaceISRAELI-PALESTINIAN PEACE | San Francisco, CA | $10K | 2023 |
| American Friends Of The Parents CircleISRAELI-PALESTINIAN PEACE | New York, NY | $10K | 2023 |
| Democracy NowMEDIA FOR SOCIAL JUSTICE | New York, NY | $10K | 2023 |
| Romare Beardon FoundationARCHIVES AND SPECIAL COLLECTIONS | New York, NY | $10K | 2023 |
| T'RuahHUMAN RIGHTS | New York, NY | $10K | 2023 |
| Third Sector New England IncGENERAL OPERATING SUPPORT | Boston, MA | $10K | 2023 |
| Women'S Justice InitiativeEDUCATION | New York, NY | $10K | 2023 |
| Womens International Network For Guatemalan Solutions IncHUMAN RIGHTS | Pueblo, CO | $10K | 2023 |
| Tides CenterGENERAL OPERATING SUPPORT | San Francisco, CA | $10K | 2023 |
| Center For Justice & AccountabilityLEGAL RIGHTS ADVOCACY | San Francisco, CA | $10K | 2023 |
| Nurses For Sexual & Reproductive HealthEDUCATION | St Paul, MN | $10K | 2023 |
| Peace Action Fund Of New York State IncPEACE EDUCATION AND ADVOCACY | New York, NY | $10K | 2023 |
| ProvideHEALTH & SOCIAL SERVICES | Round Rock, TX | $10K | 2023 |
| Reprieve UsHUMAN RIGHTS | New Orleans, LA | $10K | 2023 |
| Quincy Institute For Responsible StatecraftPUBLIC POLICY RESEARCH & ADVOCACY | Washington, DC | $10K | 2023 |
| Alliance For Global JusticePEACE EDUCATION | Tucson, AZ | $10K | 2023 |
| Michigan State UniversityEDUCATION | East Lansing, MI | $10K | 2023 |
| Rian Immigrant CenterIMMIGRATION SERVICES | Boston, MA | $10K | 2023 |
| Sojourner Truth School For Social Justice LeadershipEDUCATION | Springfield, MA | $10K | 2023 |
| Campaign For Peace Disarmament And Common SecurityINTERNATIONAL PEACE AND SECURITY | Watertown, MA | $8K | 2023 |
| Nautilus InstituteNUCLEAR DISARMAMENT & GLOBAL SECURITY | Berkeley, CA | $8K | 2023 |
| Women In Film And VideoMEDIA FOR SOCIAL JUSTICE | Washington, DC | $5K | 2023 |
| Commonwealth Foundation For Inclusive DemocracyPUBLIC POLICY RESEARCH & ADVOCACY | Berkeley, CA | $5K | 2023 |
| Mabel Center For Immigrant JusticeIMMIGRANT LEGAL SERVICES | Arlington, MA | $5K | 2023 |
| Maysles Institute Dba Maysles Documentary CenterMEDIA FOR SOCIAL JUSTICE | New York, NY | $4K | 2023 |
| Center For International Policy IncPUBLIC POLICY RESEARCH & ADVOCACY | Washington, DC | $10K | 2022 |