Funding search · EIN 232867116 · Rockport, MA
Horizon Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 300
- grants reported
- $3.7M
- total given
- 2022–2024
- filing years
- $12,000
- median grant
Based on grants this organization reported to the IRS for tax years 2022–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
What they fund
Funder website ↗Full IRS filings ↗How this is builtReport an error
Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
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Top recipients
Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.
- Banner Lake Club2 grants · $60,000
- Midcoast Conservancy3 grants · $45,000
- Bigelow Laboratory for Ocean Sciences3 grants · $45,000
- Alliance To Protect Nantucket Sound2 grants · $42,500
- Rangeley Lakes Heritage Trust2 grants · $40,000
- House of Hope2 grants · $40,000
- Osterville Village Library2 grants · $40,000
- Prosperityme2 grants · $40,000
- Carver Foundation of Norwalk Ct2 grants · $40,000
- Boys & Girls Club of Martin County2 grants · $40,000
Giving over time
Grant history
The 100 largest of 300 grants.
- $40,000
Banner Lake Club · Hobe Sound, FL · 2022
General Support
- $25,000
Alliance To Protect Nantucket Sound · Hyannis, MA · 2022
General Support
- $25,000
The Conservation Fund · Stuart, FL · 2022
General Support
- $20,000
3s Artspace · Portsmouth, NH · 2024
General Support
- $20,000
Banner Lake Club · Hobe Sound, FL · 2024
General Support
- $20,000
Boys & Girls Club of Martin County · Hobe Sound, FL · 2024
General Support
- $20,000
Carver Foundation of Norwalk Ct · Norwalk, CT · 2024
General Support
- $20,000
Higher Ground · Ketchum, ID · 2024
General Support
- $20,000
House of Hope · Stuart, FL · 2024
General Support
- $20,000
Kieve Wavus Education · Nobleboro, ME · 2024
General Support
- $20,000
New Canaan Country School · New Canaan, CT · 2024
Horizons Student Enrichment Program
- $20,000
Osterville Village Library · Osterville, MA · 2024
General Support
- $20,000
Portland Community Squash · Portland, ME · 2024
General Support
- $20,000
Prosperityme · Portland, ME · 2024
General Support
- $20,000
Rangeley Lakes Heritage Trust · Rangeley, ME · 2024
General Support
- $20,000
The Ecology School · Saco, ME · 2024
General Support
- $20,000
The Everglades Foundation · Palmetto Bay, FL · 2024
General Support
- $20,000
The Nature Conservancy · Arlington, VA · 2024
The Nature Conservancy in Idaho
- $20,000
Wood River Land Trust · Hailey, ID · 2024
General Support
- $20,000
Barnstable Land Trust · West Barnstable, MA · 2023
General Support
- $20,000
Cranberry Sunset Farm · Marstons Mills, MA · 2023
General Support
- $20,000
Idaho Basecamp · Ketchum, ID · 2023
General Support
- $20,000
Maine Public · Lewiston, ME · 2023
General Support
- $20,000
New Canaan Mounted Troop · New Canaan, CT · 2023
General Support
- $20,000
Norwalk Land Trust · Norwalk, CT · 2023
General Support
- $20,000
Person-To-Person · Darien, CT · 2023
General Support
- $20,000
Portland Symphony Orchestra · Portland, ME · 2023
General Support
- $20,000
Rowayton Arts Center · Rowayton, CT · 2023
General Support
- $20,000
Snake River Waterkeeper · Boise, ID · 2023
General Support
- $20,000
The Nature Conservancy in Maine · Brunswick, ME · 2023
General Support
- $20,000
The Trust for Public Land · Portland, ME · 2023
General Support
- $20,000
Wolfe'S Neck Center for Agriculture and the Environment · Freeport, ME · 2023
General Support
- $20,000
Wood River Community Ymca · Ketchum, ID · 2023
General Support
- $20,000
Bigelow Laboratory for Ocean Sciences · East Boothbay, ME · 2022
General Support
- $20,000
Boys & Girls Club of Martin County · Hobe Sound, FL · 2022
General Support
- $20,000
Carver Foundation of Norwalk Ct · Norwalk, CT · 2022
General Support
- $20,000
Connecticut Zoological Society · Bridgeport, CT · 2022
General Support
- $20,000
Fabien Cousteau Ocean Learning Center · New York, NY · 2022
General Support
- $20,000
House of Hope · Stuart, FL · 2022
General Support
- $20,000
Kieve Wavus Education · Nobleboro, ME · 2022
General Support
- $20,000
Locker Project · Portland, ME · 2022
General Support
- $20,000
Maine Audubon · Falmouth, ME · 2022
General Support
- $20,000
Midcoast Conservancy · Edgecomb, ME · 2022
General Support
- $20,000
New Canaan Country Day School · New Canaan, CT · 2022
Horizons Student Enrichment Program
- $20,000
Norwalk Grassroots Tennis & Education · Norwalk, CT · 2022
General Support
- $20,000
Osterville Village Library · Osterville, MA · 2022
General Support
- $20,000
Project Lift · Palm City, FL · 2022
General Support
- $20,000
Prosperityme · Portland, ME · 2022
General Support
- $20,000
Rangeley Lakes Heritage Trust · Rangeley, ME · 2022
General Support
- $20,000
Regional Ymca of Western Ct · Brookfield, CT · 2022
General Support
- $20,000
Spaulding Rehabilitation Hospital Corporation · Charlestown, MA · 2022
General Support
- $20,000
The Nature Conservancy in Idaho · Hailey, ID · 2022
General Support
- $19,100
Higher Ground · Ketchum, ID · 2022
General Support
- $19,000
Lee Pesky Learning Center · Boise, ID · 2023
General Support
- $19,000
New Canaan Library · New Canaan, CT · 2023
General Support
- $19,000
The Community Library · Ketchum, ID · 2023
General Support
- $18,500
Association To Preserve Cape Cod · Dennis, MA · 2023
General Support
- $18,000
Hurricane Island Outward Bound School · Camden, ME · 2022
General Support
- $18,000
My Place Teen Center · Westbrook, ME · 2022
General Support
- $17,500
Alliance To Protect Nantucket Sound · Hyannis, MA · 2024
General Support
- $17,500
Spaulding Rehabilitation Hospital Corporation · Charlestown, MA · 2024
General Support
- $15,000
Arts Foundation of Cape Cod · Hyannis, MA · 2024
General Support
- $15,000
Barnstable Clean Water Coalition · Osterville, MA · 2024
General Support
- $15,000
Camp Boggy Creek · Eustis, FL · 2024
General Support
- $15,000
Conservation Law Foundation · Boston, MA · 2024
General Support
- $15,000
Maine Audubon · Falmouth, ME · 2024
General Support
- $15,000
Maltz Jupiter Theatre · Jupiter, FL · 2024
General Support
- $15,000
Massachusetts Audubon Society · Lincoln, MA · 2024
General Support
- $15,000
Mill River Park Collaborative · Stamford, CT · 2024
General Support
- $15,000
New Hampshire Charitable Foundation · Concord, NH · 2024
General Support
- $15,000
Norwalk Grassroots Tennis & Education · Norwalk, CT · 2024
General Support
- $15,000
Preservation Foundation of Palm Beach · Palm Beach, FL · 2024
General Support
- $15,000
Project Lift · Palm City, FL · 2024
General Support
- $15,000
The Maine Center for Public Interest Reporting · Hallowell, ME · 2024
General Support
- $15,000
Appalachian Mountain Club · Boston, MA · 2023
General Support
- $15,000
Bartlett Arboretum & Gardens · Stamford, CT · 2023
General Support
- $15,000
Bigelow Laboratory for Ocean Sciences · East Boothbay, ME · 2023
General Support
- $15,000
Bonefish & Tarpon Trust · Miami, FL · 2023
General Support
- $15,000
Boys & Girls Club of Greenwich · Greenwich, CT · 2023
General Support
- $15,000
Boys & Girls Clubs of Southern Maine · Portland, ME · 2023
General Support
- $15,000
Darien Ymca · Darien, CT · 2023
General Support
- $15,000
Experience Camps · Westport, CT · 2023
General Support
- $15,000
Family Centers · Greenwich, CT · 2023
General Support
- $15,000
Friends of Casco Bay · Portland, ME · 2023
General Support
- $15,000
Full Plates Full Potential · Brunswick, ME · 2023
General Support
- $15,000
Greens Ledge Light Preservation Society · Rowayton, CT · 2023
General Support
- $15,000
Gulf of Maine Research Institute · Portland, ME · 2023
General Support
- $15,000
Heritage Plantation of Sandwich (Dba Heritage Museums & Gardens) · Sandwich, MA · 2023
General Support
- $15,000
Island Institute · Rockland, ME · 2023
General Support
- $15,000
Maine Coast Heritage Trust · Topsham, ME · 2023
General Support
- $15,000
Maine Farmland Trust · Belfast, ME · 2023
General Support
- $15,000
Mayo Street Arts · Portland, ME · 2023
General Support
- $15,000
Midcoast Conservancy · Edgecomb, ME · 2023
General Support
- $15,000
New England Forestry Foundation · Littleton, MA · 2023
General Support
- $15,000
Patrons of the Trumbull Nature & Arts Center · Trumbull, CT · 2023
General Support
- $15,000
Portland Museum of Art · Portland, ME · 2023
General Support
- $15,000
Side X Side · Portland, ME · 2023
General Support
- $15,000
State of Maine Governors Office of Policy Innovation & the Future · Augusta, ME · 2023
General Support
- $15,000
Stepping Stones Museum for Children · Norwalk, CT · 2023
General Support
- $15,000
The Historical Society of Martin County · Stuart, FL · 2023
General Support
Who else funds this kind of work
Same state
- Combined Jewish Philanthropies of Greater Boston4,151 grants · $943.7M
- Bny Mellon Charitable Gift Fund3,620 grants · $914.9M
- Mass General Brigham Incorporated &472 grants · $3.11B
Similar purposes
- Yawkey Foundation Ii520 grants · $57.3M
- The Goldman Sachs Charitable Gift Fund9,951 grants · $854.8M
- United Way of Northeast Florida286 grants · $55.0M
Similar grant size
- The Ayco Charitable Foundation15,303 grants · $2.05B
- Paypal Charitable Giving Fund32,081 grants · $1.40B
- Seattle Foundation14,012 grants · $457.3M
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

