Grants paid by High Tide Foundation (fka Overlook International Foundation Inc)
EIN 20-1164239 · New York, NY · Form 990-PF, Part XV · NTEE T20
High Tide Foundation (fka Overlook International Foundation Inc) of New York, NY (EIN 20-1164239) reported 43 grants paid totaling $12,448,845 to 42 recipients in tax years 2020–2024, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$12,448,845
43 grants
Recipients
42
distinct organizations
Tax years
2020–2024
4 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 39 | $9,793,378 | — |
| 2022 | 1 | $312,133 | — |
| 2023 | 1 | $10,000 | — |
| 2024 | 2 | $2,333,334 | — |
Top recipients
The 42 recipients receiving the most from High Tide Foundation (fka Overlook International Foundation Inc), by grants paid, out of 42 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Dos Por Tres | U | Boston, MA | 1 | $2,000,000 | 2024 |
| European Climate Foundation | U | 1 | $1,606,083 | 2020 | |
| Foundation International Law of the Environment | U | London | 1 | $1,000,000 | 2020 |
| The Partnership Project 52-2192070 | C | Washington, DC | 1 | $750,000 | 2020 |
| Energy Foundation International 94-3126848 | D | San Francisco, CA | 1 | $640,500 | 2020 |
| Yale University School of Public Health | U | New Haven, CT | 2 | $607,783 | 2022 |
| Environmental Defense Fund 11-6107128 | B | New York, NY | 1 | $510,811 | 2020 |
| American Flood Coalition 83-1940124 | B | Washington, DC | 1 | $500,000 | 2020 |
| Conservative Energy Network 81-3459199 | C | Lansing, MI | 1 | $462,000 | 2020 |
| The Rand Corporation 95-1958142 | C | Santa Monica, CA | 1 | $333,334 | 2024 |
| Advanced Energy Economy Institute | U | Washington, DC | 1 | $323,500 | 2020 |
| Center for International Environmental Law 52-1633220 | B | Washington, DC | 1 | $300,000 | 2020 |
| Solutions for Our Climate | U | Seoul | 1 | $300,000 | 2020 |
| Clean Air Task Force | U | Boston, MD | 1 | $250,000 | 2020 |
| Deploy-US Inc 47-2818525 | C | Lexington, MA | 1 | $220,000 | 2020 |
| George Mason University Foundation Inc 54-1603842 | B | Fairfax, VA | 1 | $200,000 | 2020 |
| Adm Capital Foundation 26-2069322 | B | Quincy, MA | 1 | $200,000 | 2020 |
| Ceres 22-3053747 | B | Boston, MA | 1 | $185,000 | 2020 |
| Cdp North America 36-4709977 | B | New York, NY | 1 | $170,000 | 2020 |
| Rocky Mountain Institute 74-2244146 | B | Boulder, CO | 1 | $161,037 | 2020 |
| Taxpayers for Common Sense 52-1941122 | B | Washington, DC | 1 | $160,000 | 2020 |
| Friends of the Earth Australia | U | Victoria | 1 | $150,000 | 2020 |
| Coz Corporation | U | Petaluma, CA | 1 | $150,000 | 2020 |
| Rockefeller Family Fund Inc 13-6257658 | B | New York, NY | 1 | $150,000 | 2020 |
| Pse Healthy Energy | U | Oakland, DC | 1 | $149,200 | 2020 |
| International Collaborative for Science Education | U | Annapolis, MD | 1 | $110,000 | 2020 |
| Conservatives for Responsible Stewardship | U | Oakton, VA | 1 | $105,000 | 2020 |
| Yale School of Forestry and Environmental Studies | U | New Haven, CT | 1 | $100,000 | 2020 |
| Earthjustice 94-1730465 | C | San Francisco, CA | 1 | $100,000 | 2020 |
| United Nations Foundation 58-2368165 | B | Washington, DC | 1 | $100,000 | 2020 |
| Alliance for Climate Education 42-1622670 | D | Boulder, CO | 1 | $100,000 | 2020 |
| Rockefeller Philanthropy Advisor 13-3615533 | D | New York, NY | 1 | $100,000 | 2020 |
| The Niskanen Center Inc 45-5308952 | C | Washington, DC | 1 | $75,000 | 2020 |
| Environmental Integrity Project 20-1326922 | C | Washington, DC | 1 | $50,000 | 2020 |
| International Marketing Strategies | U | Stamford, CT | 1 | $50,000 | 2020 |
| Bipartisan Policy Center Action Inc 26-1299114 | B | Washington, DC | 1 | $25,000 | 2020 |
| Forest Trends | U | Washington, MD | 1 | $15,000 | 2020 |
| Sustainable Markets Foundation 13-4188834 | B | New York, NY | 1 | $13,125 | 2020 |
| Virginia Organizing 54-1674992 | B | Charlottesville, VA | 1 | $10,000 | 2020 |
| The Biodiversity Funders Group 13-3431076 | B | San Francisco, CA | 1 | $10,000 | 2023 |
| Stockholm Environment Institute US 20-4659308 | C | Somerville, MA | 1 | $4,972 | 2020 |
| Globalgiving Foundation Inc 30-0108263 | B | Washington, DC | 1 | $1,500 | 2020 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Every grant
All 43 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2024 | Dos Por Tres Boston, MA | U | $2,000,000 | paid | TO SUPPORT CHARITABLE PROGRAMS. | 202503179349100135 |
| 2024 | The Rand Corporation Santa Monica, CA | C | $333,334 | paid | To support tTHE PROJECT CANARY | 202503179349100135 |
| 2023 | The Biodiversity Funders Group San Francisco, CA | B | $10,000 | paid | To support the 2023 Climate & Energy Funders Group Program | 202443519349100759 |
| 2022 | Yale University School of Public Health New Haven, CT | U | $312,133 | paid | PUBLIC HEALTH RESEARCH & GENERAL SUPPORT | 202313199349109626 |
| 2020 | European Climate Foundation | U | $1,606,083 | paid | SUPPORT THE PROJECTS OF COMMUNICATIONS ON CLIMATE CHANGE THE CLEAN ENERGY | 202113199349109361 |
| 2020 | Foundation International Law of the Environment London | U | $1,000,000 | paid | Climate Change | 202113199349109361 |
| 2020 | The Partnership Project Washington, DC | C | $750,000 | paid | Reducing Pollution | 202113199349109361 |
| 2020 | Energy Foundation International San Francisco, CA | D | $640,500 | paid | reducing pollution | 202113199349109361 |
| 2020 | Environmental Defense Fund New York, NY | B | $510,811 | paid | Climate Change | 202113199349109361 |
| 2020 | American Flood Coalition Washington, DC | B | $500,000 | paid | public awareness about flooding | 202113199349109361 |
| 2020 | Conservative Energy Network Lansing, MI | C | $462,000 | paid | Clean energy engagement | 202113199349109361 |
| 2020 | Advanced Energy Economy Institute Washington, DC | U | $323,500 | paid | Clean energy engagement | 202113199349109361 |
| 2020 | Center for International Environmental Law Washington, DC | B | $300,000 | paid | Climate Change | 202113199349109361 |
| 2020 | Solutions for Our Climate Seoul | U | $300,000 | paid | Clean energy | 202113199349109361 |
| 2020 | Yale University School of Public Health New Haven, CT | U | $295,650 | paid | UNRESTRICTED | 202113199349109361 |
| 2020 | Clean Air Task Force Boston, MD | U | $250,000 | paid | clean energy standards | 202113199349109361 |
| 2020 | Deploy-US Inc Lexington, MA | C | $220,000 | paid | climate change | 202113199349109361 |
| 2020 | Adm Capital Foundation Quincy, MA | B | $200,000 | paid | Clean energy roadmap | 202113199349109361 |
| 2020 | George Mason University Foundation Inc Fairfax, VA | B | $200,000 | paid | climate and clean energy | 202113199349109361 |
| 2020 | Ceres Boston, MA | B | $185,000 | paid | Clean energy | 202113199349109361 |
| 2020 | Cdp North America New York, NY | B | $170,000 | paid | benchmarking on climate change | 202113199349109361 |
| 2020 | Rocky Mountain Institute Boulder, CO | B | $161,037 | paid | climate and clean energy | 202113199349109361 |
| 2020 | Taxpayers for Common Sense Washington, DC | B | $160,000 | paid | Climate Change Education | 202113199349109361 |
| 2020 | Coz Corporation Petaluma, CA | U | $150,000 | paid | SUPPORT for meals to needy driven by pandemic | 202113199349109361 |
| 2020 | Friends of the Earth Australia Victoria | U | $150,000 | paid | Clean energy | 202113199349109361 |
| 2020 | Rockefeller Family Fund Inc New York, NY | B | $150,000 | paid | Reducing Pollution | 202113199349109361 |
| 2020 | Pse Healthy Energy Oakland, DC | U | $149,200 | paid | Review of Studies on Pollution | 202113199349109361 |
| 2020 | International Collaborative for Science Education Annapolis, MD | U | $110,000 | paid | SUPPORT Maasai stoves and solar project | 202113199349109361 |
| 2020 | Conservatives for Responsible Stewardship Oakton, VA | U | $105,000 | paid | Clean energy engagement | 202113199349109361 |
| 2020 | United Nations Foundation Washington, DC | B | $100,000 | paid | Climate change communications | 202113199349109361 |
| 2020 | Alliance for Climate Education Boulder, CO | D | $100,000 | paid | the Climate Education | 202113199349109361 |
| 2020 | Earthjustice San Francisco, CA | C | $100,000 | paid | climate change | 202113199349109361 |
| 2020 | Rockefeller Philanthropy Advisor New York, NY | D | $100,000 | paid | Climate change communications | 202113199349109361 |
| 2020 | Yale School of Forestry and Environmental Studies New Haven, CT | U | $100,000 | paid | UNRESTRICTED | 202113199349109361 |
| 2020 | The Niskanen Center Inc Washington, DC | C | $75,000 | paid | Support of Environmental Program | 202113199349109361 |
| 2020 | International Marketing Strategies Stamford, CT | U | $50,000 | paid | Support the Climate | 202113199349109361 |
| 2020 | Environmental Integrity Project Washington, DC | C | $50,000 | paid | Understanding Climate Change Pollutants | 202113199349109361 |
| 2020 | Bipartisan Policy Center Action Inc Washington, DC | B | $25,000 | paid | UNRESTRICTED | 202113199349109361 |
| 2020 | Forest Trends Washington, MD | U | $15,000 | paid | UNRESTRICTED | 202113199349109361 |
| 2020 | Sustainable Markets Foundation New York, NY | B | $13,125 | paid | Clean energy | 202113199349109361 |
| 2020 | Virginia Organizing Charlottesville, VA | B | $10,000 | paid | Climate change communications. | 202113199349109361 |
| 2020 | Stockholm Environment Institute US Somerville, MA | C | $4,972 | paid | Carbon Analysis | 202113199349109361 |
| 2020 | Globalgiving Foundation Inc Washington, DC | B | $1,500 | paid | UNRESTRICTED | 202113199349109361 |
Match tier: A Reported EIN · B Exact name and place · C Strong name match · D Probable name match · U Unresolved. Tiers C and D are inferred, not reported; see how matching works.
Recipient matching for this dataset version has not yet completed its independent precision check. Tier A rows carry the EIN the filer reported; tiers B–D are the matcher's inference and should be read as leads until the check is published on the methodology page.
Source filings
Every figure above is traceable to one of these IRS e-file returns by its OBJECT_ID.
| Form | Tax year | Period end | Filed | Schema | IRS OBJECT_ID |
|---|---|---|---|---|---|
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.2 | 202503179349100135 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.1 | 202443519349100759 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202313199349109626 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202113199349109361 |
Derived from IRS Form 990-PF e-file XML; recipient identities from the IRS Exempt Organizations Business Master File. Dataset version 2026.09.0, built 2026-09-03. The same rows as Parquet: manifest; as JSON: /api/funders/201164239.json.
The same organization elsewhere in the program: exempt status and filing health · federal awards · grant guidance · open opportunities.
This is informational only, derived from public data on the dates shown. It is not an eligibility determination, and not legal, tax, or accounting advice. Verify against the official source before relying on it.