International Catacomb Society Inc
International Catacomb Society Inc is a private foundation focused on Education, based in Boston, MA. IRS filing data is available from 2021 through 2025. As of 2025, the organization holds $1.7M in total assets. In 2025, it awarded 2 grants totaling $40K. Net investment income was $43K.
International Catacomb Society Inc at a glance
In short: International Catacomb Society Inc gave $40K across 2 grants in 2025 (avg $20K), mostly in New York. Source: 2025 IRS Form 990-PF.
- Annual giving (2025)
- $40,200
- +0.5% vs 2024
- Grants made (2025)
- 2
- -50.0% vs 2024
- Average grant
- $20,100
- +101.0% vs 2024
- Median grant
- $20,100
- Total assets
- $1,737,866
- +8.5% vs 2024
- Primary geography
- New York (52% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990-PF, 2025 View filing
Data from IRS Form 990-PF, 2025; updated September 2026.
How to apply to International Catacomb Society Inc
Open Grants
1 open opportunity from International Catacomb Society Inc
Who International Catacomb Society Inc funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was University of South Florida ($19K).
Organizations only. It also paid 1 grant to individuals ($21,000), which are not listed by name.
Grant Size Distribution
13 grants across all recorded years
The most common grant size was under $50K: 13 grants of 13 (100%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2025 grant dollars across all 2 itemized grants.
States
Cities
How International Catacomb Society Inc gives
- Giving held roughly steady from 2022 to 2025 (+0%). Method
From the foundation's IRS Form 990-PF filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2021 to 2025, annual grant giving ranged from $20K (2023) to $40K (2025). In 2025 it made 2 grants totaling $40K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| 1 grant to individuals Recipients not named | — | $21,000 |
| University of South Florida Tampa, FL | Academic Research | $19,200 |
Ready to take the next step with International Catacomb Society Inc?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Qualifying Distributions | Net Investment Income |
|---|---|---|---|---|---|---|---|
| 2025 | $1,737,866 | $61,367 | $80,541 | $40,200 | 2 | $61,542 | $43,494 |
| 2024 | $1,602,312 | $40,285 | $69,020 | $40,000 | 4 | $54,426 | $27,095 |
| 2023 | $1,479,651 | $22,905 | $38,119 | $20,000 | 2 | $23,740 | $27,767 |
| 2022 | $1,359,580 | $123,400 | $58,297 | $40,129 | 3 | $43,874 | $101,192 |
| 2021 | $1,491,298 | $85,049 | $37,556 | $27,000 | 2 | — | $82,511 |
Leadership & Key People
Officers and directors from IRS filings
International Catacomb Society Inc is led by Arthur Urbano, President since 2025 (on filings since 2021); none of the 12 officers listed in 2025 report compensation.
Officers on the 2025 filing
Arthur Urbano
President
Board Member → Vice President, 2022
Vice President → President, 2025
On filings since 2021
1 hr/week
No compensation reported
Jennifer Berry
Director
Board Member → Director, 2022
On filings since 2021
1 hr/week
No compensation reported
Joan Branham
Director
Board Member → Director, 2022
On filings since 2021
1 hr/week
No compensation reported
John Ambrose
Director
Treasurer → Director, 2022
On filings since 2021
1 hr/week
No compensation reported
John Bodel
Director
Board Member → Director, 2022
On filings since 2021
1 hr/week
No compensation reported
Matthew Berry
Director
Board Member → Director, 2022
On filings since 2021
1 hr/week
No compensation reported
Robin Jensen
Director
Vice President → President, 2022
President → Director, 2025
On filings since 2021
1 hr/week
No compensation reported
Anneweis van den Hoek
Director
On filings since 2022
1 hr/week
No compensation reported
Jodi Magness
Director
On filings since 2022
1 hr/week
No compensation reported
Alfred Wolsky
Secretary
Board Member → Director, 2022
Director → Secretary, 2025
On filings since 2021
1 hr/week
No compensation reported
Nicola Denzy Lewis
Vice President
Board Member → Director, 2022
Director → Vice President, 2025
On filings since 2021
1 hr/week
No compensation reported
Pamela Worstell
Treasurer
Board Member → Treasurer, 2022
On filings since 2021
1 hr/week
No compensation reported
Former officers (4)
- Former: Jessica Dello Russo (2021–2024) — Secretary
- Former: Annewies Van Den Hoek (2021) — President
- Former: Max Bernheimer (2021) — Board Member
- Former: Philip Olander (2021) — Secretary
Data from IRS Form 990 filings, 2021–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Frequently asked questions about International Catacomb Society Inc
How much does International Catacomb Society Inc give each year?
International Catacomb Society Inc gave $40K across 2 grants in 2025, according to its 2025 IRS Form 990-PF. In 2024 it gave $40K across 4 grants.
How large is International Catacomb Society Inc?
International Catacomb Society Inc reported $1.7M in total assets on its 2025 IRS Form 990-PF. Its revenue that year was $61K.
What is International Catacomb Society Inc?
International Catacomb Society Inc is a private foundation focused on Education, based in Boston, MA. It holds $1.7M in total assets as of 2025.
Where does International Catacomb Society Inc operate?
International Catacomb Society Inc has awarded grants in District of Columbia, Florida, Massachusetts, Minnesota, New York, Pennsylvania, South Carolina, Texas, Virginia.
What is International Catacomb Society Inc's EIN?
International Catacomb Society Inc's EIN (Employer Identification Number) is 04-2693671. IRS Form 990 filing data is available on this page for 2021–2025.
Data last updated September 2026. Sourced from IRS Form 990-PF filings.
Data update history
(4)
When this profile's IRS filing data changed on Grantable
- Updated Form 990-PF for fiscal year 2023 (received by the IRS September 7, 2023)
- Updated Form 990-PF for fiscal year 2024 (received by the IRS September 5, 2024)
- Updated Form 990-PF for fiscal year 2025 (received by the IRS August 18, 2025)
- IRS filings on file for fiscal years 2021–2025
Explore Open Grants
Browse active grant opportunities in International Catacomb Society Inc's focus areas in our free grants database
Similar Funders
Funders with grantees in common
Trellis Foundation
Round Rock, TX
Trellis Foundation funds programs and policy efforts that help Texas students access, afford, and complete postsecondary credentials and degrees. Its 2025 grants ranged from $8,500 to $3.15 million, with a median of $100,000; it focuses on Texas, though it may support national projects with a clear Texas component. It does not accept unsolicited grant requests and generally invites proposals.
Assets
$545.1M
Grants
83
Total Given
$16.5M
The Horn Foundation
Santa Monica, CA
The Horn Foundation supports education and environmental projects, along with organizations addressing related social and environmental challenges, with 2024 grants ranging from $500 to $550,000 and a median of $15,000. Its 2024 giving went mainly to recipients in New York, California, Washington, D.C., Massachusetts, and North Carolina. It does not accept unsolicited requests and gives only to preselected organizations.
Assets
$57.0M
Grants
61
Total Given
$3.2M
John and Margo Catsimatidis Foundation Inc
New York, NY
The foundation supports organizations in areas including stem cell research, education, hunger relief, heritage, and community support. Its 2024 grants ranged from $5,000 to $200,000, with a median of $50,000; most funding went to New York, with additional grants in Arkansas, Florida, Wisconsin, and Maryland. It gives only to preselected charities and does not accept unsolicited requests.
Assets
$14K
Grants
12
Total Given
$678K
Mental Research Institute
Menlo Park, CA
The Mental Research Institute funds research and programs using systemic, interactional approaches to psychology, social systems, communication, and human relationships, including mental health and family-related work. Its 2025 grants ranged from $4,500 to $25,000, with a median of $20,000, and went to recipients in multiple states. Although its website describes a rolling application process, its 2024 filing says it funds only preselected organizations and does not accept unsolicited requests.
Assets
$11.3M
Grants
33
Total Given
$560K
Freedom Together Foundation
New York, NY
The foundation funds work to strengthen multiracial democracy and build community and worker power, racial and gender justice, movement infrastructure, reproductive health, medical research, and community institutions. In 2024, its grants ranged from $5,000 to $14 million, with a median of $500,000; its largest shares went to organizations in Washington, DC, New York, California, Massachusetts, and Illinois. It funds only preselected organizations and does not accept unsolicited requests.
Assets
$3.4B
Grants
595
Total Given
$470.0M
American Association for Dental Oral and Craniofacial Research
Alexandria, VA
Drive dental, oral, and craniofacial research to advance health and well-being.
Assets
$11.1M
Grants
5
Total Given
$78K
More similar funders
More Funders in Massachusetts
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from International Catacomb Society Inc's IRS filings (methodology). AI-written summaries, news items and logos are not covered by the open licence. Spot an error? Email hello@grantable.co.
International Catacomb Society Inc down — hundreds of funders to go?