Prime Coalition Inc
Prime Coalition Inc is a public charity based in Cambridge, Massachusetts. It empowers donors to advance untapped climate solutions, using catalytic capital and related work to support climate ventures and projects that may have difficulty attracting sufficient conventional investment.
Prime Coalition Inc at a glance
In short: Prime Coalition Inc gave $1.6M across 19 grants in 2024 (avg $82K), mostly in California. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $1,551,293
- +520.5% vs 2023
- Grants made (2024)
- 19
- +1800.0% vs 2023
- Average grant
- $81,647
- -67.3% vs 2023
- Median grant
- $28,023
- Total assets
- $89,941,716
- -5.3% vs 2023
- Primary geography
- California (52% of itemized 2024 grant dollars)
- Latest 990 filing
- Form 990, 2024 View filing
Data from IRS Form 990, 2024; updated September 2026.
How to apply to Prime Coalition Inc
- Contact
Mailing address: 625 Massachusetts Avenue 2Nd Floor, Cambridge, MA 02139
Phone: (404) 625-4884
Website: https://primecoalition.org
Application details from Grantable's research on the foundation's public materials; confirm on its website before applying.
Who Prime Coalition Inc funds
How this funder distributes its grants
Top Recipients
Top 10 recipients in 2024
The largest 2024 recipient was Fidelity Investments Charitable Gift Fund ($374K). Together the top 10 received $1.4M.
Grant Size Distribution
21 grants across all recorded years
The most common grant size was under $50K: 13 grants of 21 (62%).
Geographic Focus
Where this funder awards grants
The 2024 grant dollars were distributed among recipients in multiple states. The largest shares went to California (54%), Massachusetts (22%), and Pennsylvania (14%); Maryland received 4% and New Jersey 2%.
Grant Distribution by State
Share of 2024 grant dollars across all 19 itemized grants.
Cities
How Prime Coalition Inc gives
- Giving grew 730% from 2021 to 2024. Method
From the foundation's IRS Form 990 filings. Methodology.
Giving History
Giving Over Time
Total grant dollars and number of grants per year
From 2021 to 2024, annual grant giving ranged from $187K (2021) to $1.6M (2024). In 2024 it made 19 grants totaling $1.6M.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Fidelity Investments Charitable Gift Fund Boston, MA | Recoverable Grant Repayment | $374,101 |
| Ample Carbon PBC Piedmont, CA | Engineering Studies | $307,000 |
| Woka Foundation Newbury Park, CA | Recoverable Grant Repayment | $224,181 |
| National Philanthropic Trust Jenkintown, PA | Recoverable Grant Repayment | $168,135 |
| The Board of Trustees of the Leland Stanford Junior University Redwood City, CA | Deep Demand Flexibility Research | $164,021 |
| California Community Foundation Los Angeles, CA | Recoverable Grant Repayment | $56,045 |
| DAFGIVING360 (Schwab Charitable Fund Until 061824) San Francisco, CA | Recoverable Grant Repayment | $41,194 |
| Morgan Stanley Global Impact Funding Trust Inc (Ms Gift) Indianapolis, IN | Recoverable Grant Repayment | $31,666 |
| The Dale Kutnick and Laura Gordon Kutnick Foundation Pennington, NJ | Recoverable Grant Repayment | $28,023 |
| The Educational Foundation of America Bethesda, MD | Recoverable Grant Repayment | $28,023 |
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Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $89,941,716 | $12,283,514 | $13,797,698 | $1,551,293 | 19 | $907,996 |
| 2023 | $94,941,276 | $9,932,163 | $10,541,829 | $250,000 | 1 | $587,461 |
| 2022 | $108,161,828 | $11,482,211 | $6,662,730 | — | — | $109 |
| 2021 | $72,346,698 | $20,923,996 | $5,007,766 | $187,000 | 1 | $49,208 |
| 2020 | $28,560,851 | $7,804,885 | $3,862,633 | — | — | $4 |
Research compiled by Grantable AI from public sources. Last updated September 2026.
Mission & Focus Areas
Prime’s stated mission is to empower donors to advance untapped climate solutions with speed and scale. Its website says its catalytic investments are intended to address climate impact, additionality, and commercial potential. Its programs include Trellis Climate, focused on novel climate infrastructure solutions, and investment programs managed by Azolla Ventures.
The 2024 filing describes work in knowledge sharing and technical advising alongside catalytic investing. It says Prime convenes the Project Frame community, manages the CRANE climate-impact assessment tool, and advises philanthropists and investors on climate impact assessment.
The 2024 grants included engineering studies and deep demand flexibility research, as well as recoverable grant repayments. Among the recipients were Ample Carbon PBC, which received $307,000 for engineering studies, and Stanford University’s board of trustees, which received $164,021 for deep demand flexibility research. The filing describes the recoverable grant repayments as repayments to charitable organizations following the success of Prime’s Azolla Ventures program.
Some recipients are charitable and community foundations. National Philanthropic Trust describes its work as administering donor-advised funds and helping donors pursue philanthropic goals; California Community Foundation says it invests in, partners with, and amplifies its community. The Pittsburgh Foundation describes itself as working toward equitable and vibrant communities, while Austin Community Foundation says it works to strengthen Central Texas by closing the opportunity gap.
Grantmaking
The largest grants included $315,254 to Fidelity Investments Charitable Gift Fund for a recoverable grant repayment; $307,000 to Ample Carbon PBC for engineering studies; and $224,181 to Woka Foundation for a recoverable grant repayment.
Other reported 2024 grants included $154,124 to National Philanthropic Trust and $56,045 to California Community Foundation, both for recoverable grant repayments. The Pittsburgh Foundation received $14,011 and Austin Community Foundation received $5,605 in 2024.
Leadership & Key People
Leadership team and compensation from IRS filings
The 2024 filing lists Sarah Kearney as executive director; Geoff Chapin as chair and treasurer; Fiona Murray as secretary; and Margot Brown, Lubna Elia, Brian Gallagher, Jeff McCarthy, Alicia Seiger, and Nicole Systrom as directors. Brian Gallagher is listed as a director as of October 25, 2024, and Jeff McCarthy as a director until December 31, 2024. Julie Remmelts is listed as director of finance and operations.
Prime Coalition Inc is led by Sarah Kearney, Executive Director on every filing since 2020; 10 of 18 officers listed in 2024 are compensated.
Officers on the 2024 filing
Sarah Kearney
Executive Director
On filings since 2020
45 hrs/week
$145K (2020) → $282K (2024)
Geoff Chapin
Chair & Treasurer
Treasurer → Chair & Treasurer, 2022
On filings since 2020
1 hr/week
No compensation reported
Lara Pierpoint
Managing Director & Trellis Climate
New on the 2024 filing
45 hrs/week
$307K (2024)
Anna Goldstein
Director of Impact
On filings since 2022
45 hrs/week
$136K (2022) → $197K (2024)
Keri Browder
Director of Impact Accountability
On filings since 2022
45 hrs/week
$128K (2022) → $195K (2024)
Julie Remmelts
Director of Finance & Operations
On filings since 2023
45 hrs/week
$176K (2023) → $193K (2024)
Melissa Harris
Senior Director & Prtnrshps
New on the 2024 filing
45 hrs/week
$220K (2024)
Alicia Seiger
Director
On filings since 2020
0.5 hrs/week
No compensation reported
Jeff McCarthy
Director
On filings since 2020
0.5 hrs/week
No compensation reported
Nicole Systrom
Director
Chair → Director, 2022
On filings since 2020
0.5 hrs/week
No compensation reported
Lubna Elia
Director
On filings since 2022
0.5 hrs/week
No compensation reported
Margot Brown
Director
On filings since 2023
0.5 hrs/week
No compensation reported
Brian Gallagher
Director
New on the 2024 filing
0.5 hrs/week
No compensation reported
Claudia Leon
Senior Manager of Impact
New on the 2024 filing
45 hrs/week
$134K (2024)
Emily Lewis O'Brien
Principal & Trellis Climate
New on the 2024 filing
45 hrs/week
$196K (2024)
Kimberlee Scott
Principal & Trellis Climate
New on the 2024 filing
45 hrs/week
$169K (2024)
Mahmoud Saleh Demand Flexibil-
Ity Project Manager
New on the 2024 filing
45 hrs/week
$140K (2024)
Fiona Murray
Secretary
On filings since 2020
0.5 hrs/week
No compensation reported
Former officers (19)
- Former: Don Nelson (2023) — Senior Manager & Corp. Partnerships
- Former: Emily Lewis O'Brien - Principal (2023) — Trellis Climate
- Former: Lara Pierpoint - Managing Dir (2023) — Trellis Climate
- Former: Maica Rollin (2023) — Senior Manager & Accounting
- Former: Margaret Cutts - Dir Of P'ships (2023) — Senior Advisor & P'ships
- Former: Margaret Lee (2023) — Manager & Partnerships Strategy
- Former: Johanna Wolfson (2020–2022) — Director
- Former: Margaret H. Cutts (2020–2022) — Director of Partnerships
- Former: Ananth Pharshy - Sr Advisor (2022) — Foak Climate Infra.
- Former: Anjali S. Deshmukh (2022) — Senior Advisor & Impact Accountability
- Former: Julie Remmelts - Dir Of (2022) — Finance & Op.
- Former: Amy Duffuor (2020–2021) — Principal
- Former: Brian Von Herzen (2020–2021) — Director
- Former: Johanna Wolfson - Principal (2021) — Director
- Former: Karine Khatcherian Pisant (2021) — Senior Advisor
- Former: Matthew Nordan - Managing Dir (2021) — Director
- Former: Phil Giudice (2021) — Director
- Former: Matthew Nordan (2020) — Managing Director
- Former: Phil Guidice (2020) — Director
Data from IRS Form 990 filings, 2020–2024. "On filings since" is the earliest filing we hold that lists the person; hours are average hours per week as reported.
Compensation Overview
From 2024 IRS filing
The highest reported compensation on the 2024 filing was $307K, to Lara Pierpoint (Managing Director, Trellis Climate). 10 officers or directors reported compensation on that filing.
Frequently asked questions about Prime Coalition Inc
How much does Prime Coalition Inc give each year?
Prime Coalition Inc gave $1.6M across 19 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $250K across 1 grant.
What is Prime Coalition Inc's typical grant size?
Prime Coalition Inc's median grant in 2024 was $28,023, and its average grant was $81,647, across 19 grants on its 2024 IRS Form 990.
Where does Prime Coalition Inc give grants?
Prime Coalition Inc gives mostly in California: 52% of the grant dollars itemized on its 2024 IRS Form 990 went to recipients there. The next largest states were Massachusetts (24%) and Pennsylvania (14%). The most frequent recipient cities were Fulton, MD (2 grants).
Does Prime Coalition Inc give general operating support?
Not in 2024: none of the 19 grants with a stated purpose on Prime Coalition Inc's 2024 IRS Form 990 were described as general or operating support. Recurring purposes include "Recoverable Grant Repayment" (17 grants).
Who are Prime Coalition Inc's largest grantees?
Prime Coalition Inc's largest 2024 grantees include Fidelity Investments Charitable Gift Fund ($374,101), Ample Carbon PBC ($307,000) and Woka Foundation ($224,181), according to its 2024 IRS Form 990. Together they received 58% of its itemized 2024 grant dollars.
How large is Prime Coalition Inc?
Prime Coalition Inc reported $89.9M in total assets on its 2024 IRS Form 990. Its revenue that year was $12.3M.
What does Prime Coalition Inc fund?
Prime’s stated mission is to empower donors to advance untapped climate solutions with speed and scale. Its website says its catalytic investments are intended to address climate impact, additionality, and commercial potential. See mission & focus areas ↑
How do I apply for a grant from Prime Coalition Inc?
Prime Coalition Inc has no public application process in the sources Grantable reviewed. Check primecoalition.org for current guidelines, or contact the foundation directly before submitting a request.
What is Prime Coalition Inc's EIN?
Prime Coalition Inc's EIN (Employer Identification Number) is 46-4621007. IRS Form 990 filing data is available on this page for 2020–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings. Research dossier generated September 2026.
Data update history
(4)
When this profile's IRS filing data changed on Grantable
- Updated Form 990 for fiscal year 2021 (received by the IRS December 20, 2022)
- Updated Form 990 for fiscal year 2023 (received by the IRS October 31, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS October 11, 2025)
- IRS filings on file for fiscal years 2020–2024
Live grants for the work Prime Coalition Inc funds
Human Services Open opportunities, soonest deadline first.
Explore Open Grants
Browse active grant opportunities in Prime Coalition Inc's focus areas in our free grants database
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Cite this profile
Grantable. (2026). Prime Coalition Inc funder profile. GrantGraph. Retrieved October 18, 2026, from https://grantable.co/funders/prime-coalition-inc-morg_d7e66864ebea4eabbd9dd1c2dc454b0f
BibTeX
@misc{grantable_464621007_2026,
author = {{Grantable}},
title = {{Prime Coalition Inc funder profile}},
howpublished = {GrantGraph},
year = {2026},
url = {https://grantable.co/funders/prime-coalition-inc-morg_d7e66864ebea4eabbd9dd1c2dc454b0f},
note = {Accessed 2026-10-18. Data licensed CC BY 4.0}
}The figures on this page are open data under CC BY 4.0: reuse them with credit to Grantable and a link. Download the data.
Figures come from Prime Coalition 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.
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