American Thrombosis and Hemostasis
THE AMERICAN THROMBOSIS AND HEMOSTASIS NETWORK (ATHN) IS A NONPROFIT ORGANIZATION DEDICATED TO IMPROVING THE LIVES OF PEOPLE AFFECTED BY BLEEDING AND CLOTTING DISORDERS. WE'RE USING TECHNOLOGY TO SECURE DATA, ADVANCE KNOWLEDGE, TRANSFORM CARE--AND ULTIMATELY IMPROVE LIVES.
Financial Overview
From 2024 IRS Form 990-PF
Total Assets
$5.2M
-5.1% YoY
Annual Giving
$4.8M
+9.4% YoY
Grant Count
71
+57.8% YoY
Avg Grant Size
$68K
-30.6% YoY
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Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $5,156,977 | $5,433,549 | $8,367,265 |
| Revenue | $15,982,317 | $13,573,899 | $13,595,220 |
| Expenses | $17,011,486 | $16,433,621 | $14,534,841 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $71,496 | $740,677 | $101,383 |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
Grant Size Distribution
327 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
Who else does American Thrombosis and Hemostasis fund?
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Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| CHRISTOPHER E WALSH MD PHD | CHAIR | 1 | — |
| TAMARA VOGEL MBA | TREASURER | 1 | — |
| DUC BOBBY TRAN MD MSC | DIRECTOR | 1 | — |
| JENNIFER G DAVILA MD | DIRECTOR | 1 | — |
| JIM MUNN RN MS | DIRECTOR | 1 | — |
| ROBERT SIDONIO MD | DIRECTOR | 1 | $36,000 |
| CRYSTAL WATSON | PRESIDENT AND CEO | 40 | $331,645 |
| ROOSEVELT COUNCIL | CHIEF FINANCIAL OFFICER | 40 | $18,073 |
| MICHAEL NIEKAMP | CFO ENDING 12/24 | 40 | $278,341 |
| TAMMUELLA SINGLETON | CHIEF SCIENCE OFFICER | 40 | $405,584 |
| MOSES MILES III | CHIEF OPERATING OFFICER | 40 | $299,312 |
| SRIKANTH SUBRAMANYA | SR. DIRECTOR, ENGINEERING | 40 | $189,553 |
| NABIL DAOUD | DIRECTOR, DATA SCIENCE | 40 | $177,216 |
| TROY VERBRUGGE | LEAD SOFTWARE ENGINEER | 40 | $181,324 |
| JUSTINE KAPLAN | SR. DIRECTOR, OFFICE OF PHI | 40 | $167,090 |
| DIANA VAINSHTEIN | DIRECTOR, PRODUCT MANAGEMENT | 40 | $166,397 |
Geographic Focus
Where this funder has awarded grants
Grant Distribution by State
States
Cities
Data last updated March 2026. Sourced from IRS Form 990-PF filings.
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