Prime coalition empowers donors to advance untapped climate solutions with speed and scale through its three programs: catalytic investing, knowledge sharing, and technical advising.
Key facts about Prime Coalition Inc
In short: Prime Coalition Inc gave $1.4M across 18 grants in 2024 (avg $79K), mostly in California. Source: 2024 IRS Form 990 filing.
- EIN
- 46-4621007
- Latest 990 filing
- Form 990 filing, 2024
- Annual giving (2024)
- $1,420,988
- Grants made (2024)
- 18
- Average grant
- $78,944
- Median grant
- $27,042
- Total assets
- $89,941,716
- Primary geography
- California (54% of itemized 2024 grant dollars)
Data from IRS Form 990 filing, 2024; updated September 2026.
Financial Overview
From 2024 IRS Form 990 filing · View filing
Total Assets
$89.9M
-5.3% YoY
Annual Giving
$1.4M
+468.4% YoY
Grant Count
18
+1700.0% YoY
Avg Grant Size
$79K
-68.4% YoY
How Prime Coalition Inc gives
- Giving grew 660% from 2021 to 2024. Method
From the foundation's IRS Form 990 filings. Methodology.
About Prime Coalition Inc
Based on IRS filings
Prime Coalition Inc is a nonprofit organization focused on Human Services, based in Cambridge, MA. IRS filing data is available from 2020 through 2024. As of 2024, the organization holds $89.9M in total assets. In 2024, it awarded 18 grants totaling $1.4M. Net investment income was $908K.
Focus Areas
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Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of all 18 itemized 2024 grant dollars.
Cities
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
20 grants across all recorded years
Giving History
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| FIDELITY INVESTMENTS CHARITABLE GIFT FUND Boston, MA | RECOVERABLE GRANT REPAYMENT | $315,254 |
| AMPLE CARBON PBC Piedmont, CA | ENGINEERING STUDIES | $307,000 |
| WOKA FOUNDATION Newbury Park, CA | RECOVERABLE GRANT REPAYMENT | $224,181 |
| THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY Redwood City, CA | DEEP DEMAND FLEXIBILITY RESEARCH | $164,021 |
| NATIONAL PHILANTHROPIC TRUST Jenkintown, PA | RECOVERABLE GRANT REPAYMENT | $154,124 |
| CALIFORNIA COMMUNITY FOUNDATION Los Angeles, CA | RECOVERABLE GRANT REPAYMENT | $56,045 |
| 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 |
| THE HARTFIELD FOUNDATION INC Philadelphia, PA | RECOVERABLE GRANT REPAYMENT | $28,023 |
| MORGAN STANLEY GLOBAL IMPACT FUNDING TRUST INC (MS GIFT) Indianapolis, IN | RECOVERABLE GRANT REPAYMENT | $26,061 |
Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $89,941,716 | $94,941,276 | $108,161,828 |
| Revenue | $12,283,514 | $9,932,163 | $11,482,211 |
| Expenses | $13,797,698 | $10,541,829 | $6,662,730 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $907,996 | $587,461 | $109 |
| Distributable Amount | — | — | — |
Data update history
When this profile's IRS filing data changed on Grantable
- IRS filings on file for fiscal years 2020–2024
Leadership & Key People
Officers and directors from IRS filings
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
Frequently asked questions about Prime Coalition Inc
How much does Prime Coalition Inc give each year?
Prime Coalition Inc gave $1.4M across 18 grants in 2024, according to its 2024 IRS Form 990 filing. 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 $27,042, and its average grant was $78,944, across 18 grants on its 2024 IRS Form 990 filing.
Where does Prime Coalition Inc give grants?
Prime Coalition Inc gives mostly in California: 54% of the grant dollars itemized on its 2024 IRS Form 990 filing went to recipients there. The next largest states were Massachusetts (22%) 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 18 grants with a stated purpose on Prime Coalition Inc's 2024 IRS Form 990 filing were described as general or operating support. Recurring purposes include "Recoverable Grant Repayment" (16 grants).
Who are Prime Coalition Inc's largest grantees?
Prime Coalition Inc's largest 2024 grantees include Fidelity Investments Charitable Gift Fund ($315,254), Ample Carbon PBC ($307,000) and Woka Foundation ($224,181), according to its 2024 IRS Form 990 filing. Together they received 60% 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 filing. Its revenue that year was $12.3M.
What is Prime Coalition Inc?
Prime Coalition Inc is a nonprofit organization focused on Human Services, based in Cambridge, MA. It holds $89.9M in total assets as of 2024.
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.
Here's the math on researching Prime Coalition Inc by hand.
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Prime Coalition Inc down — hundreds of funders to go?