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THE CALAMUS FOUNDATION INC
JERICHO, NY · EIN 650508548 · Form 990PF · FY2025 · NTEE T22Z · Philanthropy & Grantmaking · Micro (<$100K)
revenue
$27K
expenses
$31K
net assets
$0
employees
—
profile · synthesized from sources

The Calamus Foundation Inc is a private foundation based in Jericho, NY, focused on philanthropy and grantmaking. It provides financial support to organizations serving LGBTQ+ communities, legal education, and cultural preservation. The foundation funds a range of national and regional nonprofits, with a focus on health, social services, and advocacy.

named programs · 3 · from sources

What they call their work

Cultural and Environmental Stewardship
Supports preservation and education initiatives, including grants to LongHouse Reserve in East Hampton, NY.
LGBTQ+ Community Support Grants
Provides funding to organizations offering health, housing, and advocacy services for LGBTQ+ populations across the U.S.
Legal Education and Research Support
Funds academic programs in law, including a grant to Harvard Law School for research and student support.
activities · 4 groups

What they do

  • HIV Research and Advocacy Funding 1 activity
    • Funding HIV/AIDS health services and advocacy
      Supports organizations delivering healthcare and advocacy services for people affected by HIV/AIDS. In 2025, awarded grants to the AIDS Healthcare Foundation and Broadway Cares totaling $20,000 each.
  • Multi-Institution Scholarship Funding 1 activity
    • Funding academic and research institutions
      Provides grants to universities and research-focused institutions, supporting scholarly work and educational programs. In 2025, funded Harvard Law School with a $30,000 grant and Northwestern UniversitySGMH with a $10,000 grant.
  • Art Museum Funding and Support 1 activity
    • Funding arts and cultural preservation initiatives
      Supports arts organizations and cultural heritage projects through grant funding. In 2025, provided $25,000 each to LongHouse Reserve and One Archives to advance their cultural programming and preservation efforts.
  • LGBTQ+ Community Grantmaking 1 activity
    • Funding support for LGBTQ+ organizations
      Provides financial grants to organizations that serve LGBTQ+ communities, including service providers, advocacy groups, and cultural institutions. In 2025, supported entities such as the Ali Forney Center, LGBT Network, Pridelines, Callen-Lorde Community Health Center, Berkshire Pride, and Hamptons Pride with grants ranging from $10,000 to $159,459.
financials · form 990PF · fy2025
revenue
Total revenue$27K
Contributions & grants$15K55%
Program service revenue——
Investment income$12K45%
Other revenue—
expenses
Total expenses$31K
Program expenses—
Admin / overhead—
Fundraising—
Salaries & benefits$0
Grants paid out$359K
balance sheet
Total assets$0
Cash—
Investments—
Liabilities—
Net assets$0
5 years on record · 2021–2025 · YoY revenue -93.2%
leadership · form 990 part vii · fy2025

Who runs it

board members · 3
  • JAMES M ROSENBERG — DIRECTOR
  • JEFFREY B SOREF — DIRECTOR
  • LOUIS BRADBURY — DIRECTOR
relationships · 12

Who they work with

  • AIDS HEALTHCARE FOUNDATION Partner — Recipient of a $20,000 grant in 2025.
  • ALI FORNEY CENTER Partner — Recipient of a $159,459 grant in 2025.
  • BERKSHIRE PRIDE Partner — Recipient of a $10,000 grant in 2025.
  • BROADWAY CARES Partner — Recipient of a $20,000 grant in 2025.
  • CALLEN-LORDE COMMUNITY HEALTH CENTER Partner — Recipient of a $10,000 grant in 2025.
  • HAMPTONS PRIDE Partner — Recipient of a $10,000 grant in 2025.
  • HARVARD LAW SCHOOL Partner — Recipient of a $30,000 grant in 2025.
  • LGBT NETWORK Partner — Recipient of a $15,000 grant in 2025.
  • LONGHOUSE RESERVE Partner — Recipient of a $25,000 grant in 2025.
  • NORTHWESTERN UNIVERSITYSGMH Partner — Recipient of a $10,000 grant in 2025.
  • ONE ARCHIVES Partner — Recipient of a $25,000 grant in 2025.
  • PRIDELINES Partner — Recipient of a $15,000 grant in 2025.