Maine Mountain Collaborative
Through collaboration of land conservation and forestry organizations MMC innovates and accelerates land conservation in the 5 million-acre Maine Appalachian Mountain Corridor.
Maine Mountain Collaborative at a glance
In short: Maine Mountain Collaborative gave $111K across 5 grants in 2024 (avg $22K), mostly in Maine. Source: 2024 IRS Form 990.
- Annual giving (2024)
- $110,865
- -0.1% vs 2023
- Grants made (2024)
- 5
- +0.0% vs 2023
- Average grant
- $22,173
- -0.1% vs 2023
- Median grant
- $15,000
- Total assets
- $184,162
- -50.2% vs 2023
- Primary geography
- Maine (63% 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 Maine Mountain Collaborative
Open Grants
2 open opportunities from Maine Mountain Collaborative
George and Laura Appell Award for the Conservation of Biodiversity in Maine's Mountains
Maine Mountain Collaborative
Amount
$10,000
Deadline
Deadline not published
Maine Appalachian Mountain Corridor Transaction Fund
Maine Mountain Collaborative
Amount
Up to $15,000
Deadline
Rolling (quarterly review)
Who Maine Mountain Collaborative funds
How this funder distributes its grants
Top Recipients
Top 5 recipients in 2024
The largest 2024 recipient was Somerset Woods Trustee ($60K). Together the top 5 received $111K.
Grant Size Distribution
21 grants across all recorded years
The most common grant size was under $50K: 18 grants of 21 (86%).
Geographic Focus
Where this funder awards grants
Grant Distribution by State
Share of 2024 grant dollars across all 5 itemized grants.
Cities
How Maine Mountain Collaborative gives
- Giving held roughly steady from 2021 to 2024 (+8%). 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 $103K (2021) to $157K (2022). In 2024 it made 5 grants totaling $111K.
Grants by year
Grant recipients and amounts by year
| Recipient | Purpose | Amount |
|---|---|---|
| Somerset Woods Trustee Skohegan, ME | Grant from EJK Pool Grant to Somerset Woods Trustees for Whitten Woods Project | $60,000 |
| The Conservation Fund Arlington, VA | Grant to TCF Hilton Timberlands Project | $15,000 |
| The Trust for Public Land Los Angeles, CA | Grant to TPL for Millinocket Community Forest | $15,000 |
| First Light New Learning Journey Waitsfield, VT | Grant to First Light South Branch Project | $10,865 |
| High Peaks Alliance Farmington, ME | Grant to High Peaks Alliance Mosher Falls Project | $10,000 |
Ready to take the next step with Maine Mountain Collaborative?
Financial History
Multi-year comparison from IRS filings
| Filing year | Total Assets | Revenue | Expenses | Grants paid | Grants | Net Investment Income |
|---|---|---|---|---|---|---|
| 2024 | $184,162 | $166,384 | $352,323 | $110,865 | 5 | $6,848 |
| 2023 | $370,089 | $587,630 | $488,009 | $111,009 | 5 | $670 |
| 2022 | $270,468 | $849,481 | $884,585 | $157,125 | 7 | $124 |
| 2021 | $305,572 | $724,653 | $570,914 | $103,000 | 4 | — |
| 2020 | $151,833 | $123,849 | $123,951 | — | — | — |
| 2019 | $151,935 | $188,758 | $177,043 | — | — | — |
About Maine Mountain Collaborative
Based on IRS filings
Maine Mountain Collaborative is a public charity focused on Environment & Animals, based in Portland, ME. IRS filing data is available from 2019 through 2024. As of 2024, the organization holds $184K in total assets. In 2024, it awarded 5 grants totaling $111K. Net investment income was $7K.
Focus Areas
Leadership & Key People
Officers and directors from IRS filings
Maine Mountain Collaborative is led by John Bryan Wentzell, Executive Director on every filing since 2019; 1 of 8 officers listed in 2024 is compensated.
Officers on the 2024 filing
John Bryan Wentzell
Executive Director
On filings since 2019
40 hrs/week
$86K (2019) → $95K (2024)
Robert Perschel
Board Chair
President → Board President, 2022
Board President → Board Chair, 2024
On filings since 2019
0.3 hrs/week
No compensation reported
Karin Tilberg
Board Member
Director → Board Member, 2022
On filings since 2019
0.3 hrs/week
No compensation reported
Steve Tatko
Secretary
Secretary → Board Seceretary, 2022
Board Seceretary → Secretary, 2024
On filings since 2019
0.3 hrs/week
No compensation reported
Willam Plouffe
Board Member
Treasurer → Board Treasurer, 2022
Board Treasurer → Board Member, 2024
On filings since 2019
0.3 hrs/week
No compensation reported
Wolfe Tone
Treasurer
Director → Board Member, 2022
Board Member → Treasurer, 2024
On filings since 2019
0.3 hrs/week
No compensation reported
Kirk Siegel
Board Member
New on the 2024 filing
0.3 hrs/week
No compensation reported
Lynette Batt
Board Member
New on the 2024 filing
0.3 hrs/week
No compensation reported
Data from IRS Form 990 filings, 2019–2024. "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 $95K, to John Bryan Wentzell (Executive Director).
Frequently asked questions about Maine Mountain Collaborative
How much does Maine Mountain Collaborative give each year?
Maine Mountain Collaborative gave $111K across 5 grants in 2024, according to its 2024 IRS Form 990. In 2023 it gave $111K across 5 grants.
What is Maine Mountain Collaborative's typical grant size?
Maine Mountain Collaborative's median grant in 2024 was $15,000, and its average grant was $22,173, across 5 grants on its 2024 IRS Form 990.
Where does Maine Mountain Collaborative give grants?
Maine Mountain Collaborative gives mostly in Maine: 63% of the grant dollars itemized on its 2024 IRS Form 990 went to recipients there. The next largest states were Virginia (14%) and California (14%).
Does Maine Mountain Collaborative give general operating support?
Not in 2024: none of the 5 grants with a stated purpose on Maine Mountain Collaborative's 2024 IRS Form 990 were described as general or operating support.
Who are Maine Mountain Collaborative's largest grantees?
Maine Mountain Collaborative's largest 2024 grantees include Somerset Woods Trustee ($60,000), The Conservation Fund ($15,000) and The Trust for Public Land ($15,000), according to its 2024 IRS Form 990. Together they received 81% of its itemized 2024 grant dollars.
How large is Maine Mountain Collaborative?
Maine Mountain Collaborative reported $184K in total assets on its 2024 IRS Form 990. Its revenue that year was $166K.
What is Maine Mountain Collaborative?
Maine Mountain Collaborative is a public charity focused on Environment & Animals, based in Portland, ME. It holds $184K in total assets as of 2024.
What is Maine Mountain Collaborative's EIN?
Maine Mountain Collaborative's EIN (Employer Identification Number) is 81-3548148. IRS Form 990 filing data is available on this page for 2019–2024.
Data last updated September 2026. Sourced from IRS Form 990 filings.
Data update history
(5)
When this profile's IRS filing data changed on Grantable
- Added Form 990-EZ for fiscal year 2019 (received by the IRS April 27, 2020)
- Updated Form 990 for fiscal year 2022 (received by the IRS October 24, 2023)
- Updated Form 990 for fiscal year 2023 (received by the IRS November 7, 2024)
- Updated Form 990 for fiscal year 2024 (received by the IRS October 23, 2025)
- IRS filings on file for fiscal years 2020–2024
Explore Open Grants
Browse active grant opportunities in Maine Mountain Collaborative's focus areas in our free grants database
Similar Funders
Funders that support many of the same organizations
Maine Community Foundation Inc
Ellsworth, ME
Maine Community Foundation supports nonprofits and communities in Maine through grants for areas such as community building, arts, land and water, housing, and equity, as well as scholarships. Its 2024 grants had a median amount of $17,500, though awards varied widely. The profile describes online applications for competitive grants but does not state whether unsolicited requests are accepted.
Assets
$807.6M
Grants
1,161
Total Given
$57.6M
Onion Foundation
Auburn, ME
Onion Foundation funds Maine nonprofits working in the arts and environment, including nature learning, with particular attention to rural and underserved communities. Its 2024 grants ranged from $1,000 to $625,000, with a median of $15,000. It accepts unsolicited requests through its online grant portal.
Assets
$63.6M
Grants
245
Total Given
$4.4M
Davis Conservation Foundation
Yarmouth, ME
The Davis Conservation Foundation funds 501(c)(3) organizations working on wildlife, habitat, environmental protection, outdoor recreation, and community involvement, with priority for the Northern Forest and Gulf of Maine, then Northern New England. Its 2024 grants had a median of about $17,000 and ranged from $6,000 to $181,000. It accepts applications through its online system and does not require a pre-proposal or letter of inquiry.
Assets
$40.3M
Grants
62
Total Given
$1.5M
Fields Pond Foundation Inc
Auburndale, MA
Fields Pond Foundation supports community-based nature and land conservation projects that engage local residents, especially land protection, public access, stewardship, and related education in New England and upper New York State. Grants are typically $5,000–$15,000, with awards ranging from $500 to $25,000; it accepts unsolicited proposals and concept papers at any time.
Assets
$10.1M
Grants
43
Total Given
$528K
Appalachian Trail Conservancy
Harpers Ferry, WV
The Appalachian Trail Conservancy funds land protection, conservation planning, community resilience, and trail maintenance or management related to the Appalachian Trail and its landscape, from Georgia to Maine. Its 2025 grants ranged from $5,845 to $59,262, with a median of $13,428. The Wild East Action Fund uses competitive application cycles; the profile does not state whether the Conservancy accepts unsolicited requests outside those cycles.
Assets
$54.5M
Grants
5
Total Given
$116K
Horizon Foundation Inc
Rockport, MA
Horizon Foundation Inc supports nonprofits working to build sustainable, resilient communities, with interests including children’s learning and leadership, environmental conservation, service, arts and music, and historic preservation. Grants are generally $5,000–$20,000 (about $12,500 on average) for organizations based in or primarily serving specified communities in Connecticut, Florida, Idaho, Maine and Massachusetts. It does not accept unsolicited requests; applications are by invitation only.
Assets
$32.0M
Grants
110
Total Given
$1.3M
More similar funders
More Funders in Maine
The filing figures on this page are open data under CC BY 4.0. About GrantGraph Open
Figures come from Maine Mountain Collaborative'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.
Maine Mountain Collaborative down — hundreds of funders to go?