Global Coalition for Adaptive Research
Our mission is pioneering collaborative, innovative clinical trials to speed the discovery and development of cures.
Global Coalition for Adaptive Research at a glance
In short: Global Coalition for Adaptive Research gave $10K across 1 grant in 2025 (avg $10K), mostly in Massachusetts. Source: 2025 IRS Form 990.
- Annual giving (2025)
- $10,000
- +0.0% vs 2024
- Grants made (2025)
- 1
- +0.0% vs 2024
- Average grant
- $10,000
- +0.0% vs 2024
- Median grant
- $10,000
- Total assets
- $78,149,775
- +22.9% vs 2024
- Primary geography
- Massachusetts (100% of itemized 2025 grant dollars)
- Latest 990 filing
- Form 990, 2025 View filing
Data from IRS Form 990, 2025; updated September 2026.
Who Global Coalition for Adaptive Research funds
How this funder distributes its grants
Top Recipients
Top recipient in 2025
The largest 2025 recipient was National Brain Tumor Society ($10K).
Grant Size Distribution
5 grants across all recorded years
The most common grant size was under $50K: 2 grants of 5 (40%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of the 2025 grant dollars on its one itemized grant.
States
Cities
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2020 to 2025, annual grant giving ranged from $10K (2024) to $1.1M (2023). In 2025 it made 1 grant totaling $10K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| National Brain Tumor Society Newton, MA | GBM Awareness Day and Walk Sponsorship | $10,000 |
Ready to take the next step with Global Coalition for Adaptive Research?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2025 | $78,149,775 | $32,444,163 | $32,607,809 | $10,000 | 1 | $1,880,695 |
| 2024 | $63,602,270 | $27,688,488 | $30,895,157 | $10,000 | 1 | $1,851,839 |
| 2023 | $59,610,730 | $28,779,160 | $29,710,627 | $1,150,000 | 3 | $1,733,052 |
| 2022 | $59,575,227 | $35,373,148 | $24,083,323 | — | — | $483,944 |
| 2021 | $40,740,875 | $38,719,697 | $19,203,165 | — | — | $5,504 |
| 2020 | $28,309,589 | $15,863,066 | $10,452,245 | $250,000 | 1 | $5,866 |
About Global Coalition for Adaptive Research
Based on IRS filings
Global Coalition for Adaptive Research is a public charity focused on Medical Research, based in Larkspur, CA. IRS filing data is available from 2020 through 2025. As of 2025, the organization holds $78.1M in total assets. In 2025, it awarded 1 grant totaling $10K. Net investment income was $1.9M.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Global Coalition for Adaptive Research is led by Meredith Buxton, Chief Executive Officer & President since 2022 (on filings since 2020); 13 of 18 officers listed in 2025 are compensated.
Officers on the 2025 filing
Meredith Buxton
Chief Executive Officer & President
CEO → Chief Executive Officer, 2021
Chief Executive Officer → Chief Executive Officer & President, 2022
On filings since 2020
40 hrs/week
$435K (2020) → $1.3M (2025)
Faramarz Yousefzadeh Jd Llm
Chairman of the Board
On filings since 2022
5 hrs/week
No compensation reported
Gary Gordon MD PhD
Senior Medical Advisor & Director
President → President & Director, 2021
President & Director → Senior Medical Advisor & Director, 2022
On filings since 2020
2 hrs/week
$65K (2020) → $76K (2025)
Timothy Cloughesy MD
Chief Medical Officer & Director
Director → Chief Medical Officer & Director, 2021
On filings since 2020
6 hrs/week
$60K (2020) → $216K (2025)
Tracey Roberts
Director, Quality & New Initiatives
Associate Director & Clinical Operations → Director & Trial Operations, 2023
Director & Trial Operations → Director, Quality & New Initiatives, 2025
On filings since 2021
40 hrs/week
$161K (2021) → $255K (2025)
Wk Alfred Yung MD
Director
Investigator China-Chair, Agile & Director → Investigator International Chair & Director, 2023
Investigator International Chair & Director → Director, 2025
On filings since 2021
2 hrs/week
$48K (2022) → $17K (2025)
Matthew Viva
Director, Legal & Secretary
Associate Director Legal & Secretary → Director, Legal & Secretary, 2023
On filings since 2022
40 hrs/week
$226K (2022) → $245K (2025)
Sarah Untch
Director & Trial Operations
Associate Director Trial Ops → Director & Trial Operations, 2023
On filings since 2022
40 hrs/week
$195K (2022) → $247K (2025)
Heather Kling
Director & Clinical Science
Senior Clinical Scientist → Director & Clinical Science, 2025
On filings since 2024
40 hrs/week
$197K (2024) → $216K (2025)
Brian Alexander MD MPH
Director
On filings since 2020
2 hrs/week
No compensation reported
Webster Cavenee PhD
Director
On filings since 2020
2 hrs/week
No compensation reported
Sujuan Ba PhD
Director
Director → Secretary & Director, 2022
Secretary & Director → Director, 2023
On filings since 2021
2 hrs/week
No compensation reported
John Frishkopf Mms
Director
On filings since 2022
2 hrs/week
No compensation reported
Ashley Powell
Vice President & Trial Operations
Executive Director of Trial Operations → Executive Director of Trial Ops, 2022
Executive Director of Trial Ops → Vice President & Trial Operations, 2023
On filings since 2020
40 hrs/week
$174K (2020) → $521K (2025)
Robert Murray
Chief Business & Strategy Officer
Chief Business Officer → Chief Business & Strategy Officer, 2024
On filings since 2020
40 hrs/week
$130K (2020) → $812K (2025)
Rachael Coleman
CFO, COO & Treasurer
CFO & COO → CFO, COO & Treasurer, 2023
On filings since 2022
40 hrs/week
$352K (2022) → $541K (2025)
Rachel Rosenstein Sisson
Community Engagement & Training Lead
Senior Director of Administration → Senior Director, Communications, Learning & Development, 2023
Senior Director, Communications, Learning & Development → Community Engagement & Training Lead, 2025
On filings since 2022
40 hrs/week
$173K (2022) → $266K (2025)
Naween Tamjidi
Senior Manager & Trial Operations
On filings since 2024
40 hrs/week
$194K (2024) → $198K (2025)
Former officers (10)
- Former: Adam Johnson (2022–2023) — Associate Director & Clinical Data Management
- Former: Jessa Demas (2023) — Senior Manager & Strategic Initiatives
- Former: Apoorva Nelli (2021–2022) — Senior Clinical Scientist
- Former: Faramarz Yousefzadeh (2020–2021) — Chairman of the Board
- Former: John Frishkopf (2021) — Director
- Former: Rachel Rosenstein-Sisson (2021) — Senior Director of Administration
- Former: Rykae Cooper (2021) — Clinical Operations Lead
- Former: Alfred Wk Yung MD (2020) — Director
- Former: John Firshkopf (2020) — Director
- Former: Sujan Ba PhD (2020) — Secretary
Data from IRS Form 990 filings, 2020–2025. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2025 IRS filing
The highest reported compensation on the 2025 filing was $1.3M, to Meredith Buxton (Chief Executive Officer/President). 13 officers or directors reported compensation on that filing.
Frequently asked questions about Global Coalition for Adaptive Research
How much does Global Coalition for Adaptive Research give each year?
Global Coalition for Adaptive Research gave $10K across 1 grant in 2025, according to its 2025 IRS Form 990. In 2024 it gave $10K across 1 grant.
How large is Global Coalition for Adaptive Research?
Global Coalition for Adaptive Research reported $78.1M in total assets on its 2025 IRS Form 990. Its revenue that year was $32.4M.
What is Global Coalition for Adaptive Research?
Global Coalition for Adaptive Research is a public charity focused on Medical Research, based in Larkspur, CA. It holds $78.1M in total assets as of 2025.
Where does Global Coalition for Adaptive Research operate?
Global Coalition for Adaptive Research has awarded grants in Massachusetts, Maryland, Utah.
What is Global Coalition for Adaptive Research's EIN?
Global Coalition for Adaptive Research's EIN (Employer Identification Number) is 82-1199380. IRS Form 990 filing data is available on this page for 2020–2025.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(2)
When this profile's IRS filing data changed on Grantable
- Added Form 990 for fiscal year 2025 (received by the IRS June 8, 2026)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Global Coalition for Adaptive Research funds
Medical Research Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in Global Coalition for Adaptive Research's focus areas in our free grants database
Similar Funders
Funders with grantees in common
Cora & Murray Simpson Family Fund Inc
Kensington, MD
Assets
$938K
Grants
11
Total Given
$35K
James and Deborah Burrows Foundation
Beverly Hills, CA
The James and Deborah Burrows Foundation supports varied work including health care, HIV/AIDS, animal welfare, food assistance, humanitarian response, and community and religious life. Its 2024 grants ranged from $75 to $100,000, with a median of $10,000; most funding went to California, followed by New York. The filing says giving is not limited to preselected organizations and lists no application form or deadline.
Assets
$13.5M
Grants
52
Total Given
$1.0M
Aetna Foundation Inc
Hartford, CT
Aetna Foundation supported health and wellness, access to health care, and related community needs; its 2021 grants ranged from $5,000 to $1 million, with a median of $40,000, and went to organizations across multiple states, especially in D.C. and Connecticut. Its 2021 filing was marked final, so it appears to have ended or be winding down grantmaking; that filing said there were no restrictions on who could apply and pointed applicants to its website for application materials.
Assets
—
Grants
65
Total Given
$7.2M
McKesson Foundation Inc
Dallas, TX
The McKesson Foundation funds cancer support and care, healthcare workforce pathways, and emergency response, with grants mainly supporting organizations in the United States and Canada. Its 2025 grants had a median of $100,000, though amounts ranged from $10,000 to about $2.47 million. Its filing says it does not accept unsolicited requests, while its application page describes an online application process with stated submission windows.
Assets
$1.6M
Grants
76
Total Given
$16.6M
The Ware Bluegrass Foundation Inc
Naples, FL
Assets
$2.4M
Grants
7
Total Given
$162K
You Got This Foundation
Tucson, AZ
YOU GOT THIS FOUNDATION supports Arizona charitable organizations in areas including Jewish education and community engagement, food assistance, cancer support, youth athletics, and grief support. Its 2025 grants ranged from $200 to $25,300, with a median of $1,100; it funds only preselected organizations and does not accept unsolicited requests.
Assets
$94K
Grants
10
Total Given
$43K
More similar funders
More Funders in California
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from Global Coalition for Adaptive Research'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.
Global Coalition for Adaptive Research down — hundreds of funders to go?