Grants paid by The Gildea Foundation Inc C/O Katherine Byrne
EIN 52-0811730 · Pittsburgh, PA · Form 990-PF, Part XV
The Gildea Foundation Inc C/O Katherine Byrne of Pittsburgh, PA (EIN 52-0811730) reported 75 grants paid totaling $802,500 to 30 recipients in tax years 2018–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$802,500
75 grants
Recipients
30
distinct organizations
Tax years
2018–2025
6 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 13 | $116,500 | — |
| 2020 | 11 | $122,500 | — |
| 2022 | 12 | $142,500 | — |
| 2023 | 15 | $133,000 | — |
| 2024 | 13 | $133,000 | — |
| 2025 | 11 | $155,000 | — |
Top recipients
The 30 recipients receiving the most from The Gildea Foundation Inc C/O Katherine Byrne, by grants paid, out of 30 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Organic Consumers Association 41-1908341 | B | Finland, MN | 5 | $80,000 | 2025 |
| International Society for the Protection of Mustangs & Burros 94-6169422 | B | Rapid City, SD | 6 | $65,000 | 2025 |
| Muw Foundation 99-1118108 | D | Columbus, MS | 2 | $65,000 | 2025 |
| Columbus Civic Arts Council Inc 64-0628609 | D | Columbus, MS | 5 | $65,000 | 2025 |
| Astronaut Scholarship Foundation 59-2448775 | B | Orlando, FL | 5 | $62,500 | 2025 |
| South Carolina Coastal Conservation League 57-0887278 | B | Charleston, SC | 6 | $48,000 | 2025 |
| One Eleuthera Foundation of the US 81-2956044 | D | Clemson, SC | 3 | $40,000 | 2025 |
| Fresh Future Farm Inc 46-5699947 | C | North Charleston, SC | 4 | $40,000 | 2023 |
| Open Space Institute Land Trust 13-3028060 | B | New York, NY | 4 | $40,000 | 2025 |
| Mississippi State University Foundation 64-0410581 | C | Starkville, MS | 3 | $32,500 | 2024 |
| New York Botanical Garden 13-1693134 | B | Bronx, NY | 2 | $30,000 | 2025 |
| South Carolina Aquarium 57-0961897 | B | Charleston, SC | 5 | $27,500 | 2024 |
| Infinity Science Center | U | Pearlington, MS | 4 | $27,500 | 2024 |
| Bahamas Plastic Movement | U | Satellite Beach, FL | 2 | $25,000 | 2025 |
| Colorado Wolf & Wildlife Center 84-1376613 | B | Divide, CO | 2 | $20,000 | 2024 |
| Marketing Research Education Foundation 20-8112790 | B | Saint Paul, MN | 1 | $20,000 | 2024 |
| Starkville Strings School 47-1435008 | B | Starkville, MS | 2 | $20,000 | 2020 |
| Cleveland International Film | U | Cleveland, OH | 1 | $15,000 | 2022 |
| Art for All People 81-4473251 | B | Cincinnati, OH | 1 | $10,000 | 2024 |
| Tampa Bay Waterkeeper 82-1679313 | B | St Petersburg, FL | 1 | $10,000 | 2023 |
| Retrieving Freedom Inc 45-3282513 | B | Sedalia, MO | 2 | $10,000 | 2023 |
| Cape Eleuthera Foundation | U | Boston, MA | 1 | $10,000 | 2018 |
| Cape Eleuthera Foundation 31-1591503 | B | Philadelphia, PA | 1 | $10,000 | 2025 |
| Renaissance - Ems | U | Bronx, NY | 1 | $7,500 | 2018 |
| Starkville Msu Symphony Association | U | Starkville, MS | 1 | $5,000 | 2018 |
| Doctors Without Borders | U | New York, NY | 1 | $5,000 | 2018 |
| San Elijo Lagoon Conservancy | U | Encinitas, CA | 1 | $3,500 | 2018 |
| Women for Women International 13-4172483 | D | Central Islip, NY | 1 | $3,000 | 2018 |
| Tennessee Williamsnew Orleans Literary Festival 72-1088036 | C | New Orleans, LA | 1 | $3,000 | 2023 |
| Foundation for Natural Health 45-2295779 | B | Santa Monica, CA | 1 | $2,500 | 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 75 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Organic Consumers Association Finland, MN | B | $30,000 | paid | ROSITA ARVIGO IX CHEL TROPICAL RESEARCH BELIZE | 202611359349103521 |
| 2025 | Astronaut Scholarship Foundation Orlando, FL | B | $30,000 | paid | GRANT TO ADVANCE ORGANIZATION'S MISSION | 202611359349103521 |
| 2025 | Muw Foundation Columbus, MS | D | $15,000 | paid | LEAP EVENTS | 202611359349103521 |
| 2025 | South Carolina Coastal Conservation League Charleston, SC | B | $10,000 | paid | GROWFOOD CAROLINA: GENERAL OPERATING SUPPORT | 202611359349103521 |
| 2025 | Open Space Institute Land Trust New York, NY | B | $10,000 | paid | CONSERVATION AND COMMUNITY PROSPERITY PROJECTS IN THE SOUTHEAST | 202611359349103521 |
| 2025 | Cape Eleuthera Foundation Philadelphia, PA | B | $10,000 | paid | CAPE ELEUTHERA FOUNDATION FY25 REQUEST | 202611359349103521 |
| 2025 | International Society for the Protection of Mustangs & Burros Rapid City, SD | B | $10,000 | paid | CONSERVATION OF OUR GILA HERD AND THEIR UPKEEP | 202611359349103521 |
| 2025 | Columbus Civic Arts Council Inc Columbus, MS | D | $10,000 | paid | GENERAL OPERATING SUPPORT | 202611359349103521 |
| 2025 | Bahamas Plastic Movement Satellite Beach, FL | U | $10,000 | paid | SUMMER EDUCATION PROGRAM DEVELOPMENT | 202611359349103521 |
| 2025 | New York Botanical Garden Bronx, NY | B | $10,000 | paid | PLANTS, PEOPLE & CULTURE: ETHNOBOTANICAL RESEARCH AND PUBLICATION IN VANUATU | 202611359349103521 |
| 2025 | One Eleuthera Foundation of the US Clemson, SC | D | $10,000 | paid | HARBOUR ISLAND GREEN SCHOOL - GENERAL | 202611359349103521 |
| 2024 | Marketing Research Education Foundation Saint Paul, MN | B | $20,000 | paid | THE JOSEPH SCHOOL IN HAITI | 202501359349103380 |
| 2024 | Mississippi State University Foundation Starkville, MS | C | $15,000 | paid | STARKVILLE-MSU SYMPHONY ASSOCIATION | 202501359349103380 |
| 2024 | One Eleuthera Foundation of the US Clemson, SC | D | $15,000 | paid | HARBOUR ISLAND GREEN SCHOOL - GENERAL | 202501359349103380 |
| 2024 | Bahamas Plastic Movement Satellite Beach, FL | U | $15,000 | paid | GENERAL SUPPORT | 202501359349103380 |
| 2024 | Art for All People Cincinnati, OH | B | $10,000 | paid | COMMUNITY ARTS PROGRAM | 202501359349103380 |
| 2024 | Columbus Civic Arts Council Inc Columbus, MS | D | $10,000 | paid | GENERAL SUPPORT | 202501359349103380 |
| 2024 | Open Space Institute Land Trust New York, NY | B | $10,000 | paid | BLACK RIVER INITIATIVE | 202501359349103380 |
| 2024 | Colorado Wolf & Wildlife Center Divide, CO | B | $10,000 | paid | WATER HEATING SYSTEM | 202501359349103380 |
| 2024 | South Carolina Coastal Conservation League Charleston, SC | B | $8,000 | paid | GROW FOOD CAROLINA FOOD SAFETY EQUIPMENT UPGRADES | 202501359349103380 |
| 2024 | Infinity Science Center Pearlington, MS | U | $5,000 | paid | EDUCATIONAL PURPOSES | 202501359349103380 |
| 2024 | Organic Consumers Association Finland, MN | B | $5,000 | paid | ROSITA ARVIGO IX CHEL TROPICAL RESEARCH BELIZE | 202501359349103380 |
| 2024 | International Society for the Protection of Mustangs & Burros Rapid City, SD | B | $5,000 | paid | HERD UPKEEP | 202501359349103380 |
| 2024 | South Carolina Aquarium Charleston, SC | B | $5,000 | paid | EDUCATION & CONSERVATION | 202501359349103380 |
| 2023 | Organic Consumers Association Finland, MN | B | $20,000 | paid | RESEARCH | 202421369349103377 |
| 2023 | One Eleuthera Foundation of the US Clemson, SC | D | $15,000 | paid | EDUCATION | 202421369349103377 |
| 2023 | Columbus Civic Arts Council Inc Columbus, MS | D | $15,000 | paid | EDUCATION | 202421369349103377 |
| 2023 | Open Space Institute Land Trust New York, NY | B | $10,000 | paid | CONSERVATION | 202421369349103377 |
| 2023 | Colorado Wolf & Wildlife Center Divide, CO | B | $10,000 | paid | CHARITY | 202421369349103377 |
| 2023 | Fresh Future Farm Inc North Charleston, SC | C | $10,000 | paid | CONSERVATION | 202421369349103377 |
| 2023 | Tampa Bay Waterkeeper St Petersburg, FL | B | $10,000 | paid | CONSERVATION | 202421369349103377 |
| 2023 | Infinity Science Center Pearlington, MS | U | $7,500 | paid | EDUCATION | 202421369349103377 |
| 2023 | Astronaut Scholarship Foundation Orlando, FL | B | $7,500 | paid | EDUCATION | 202421369349103377 |
| 2023 | Mississippi State University Foundation Starkville, MS | C | $5,000 | paid | EDUCATION | 202421369349103377 |
| 2023 | South Carolina Coastal Conservation League Charleston, SC | B | $5,000 | paid | CHARITY | 202421369349103377 |
| 2023 | Retrieving Freedom Inc Sedalia, MO | B | $5,000 | paid | CHARITY | 202421369349103377 |
| 2023 | International Society for the Protection of Mustangs & Burros Rapid City, SD | B | $5,000 | paid | CHARITY | 202421369349103377 |
| 2023 | South Carolina Aquarium Charleston, SC | B | $5,000 | paid | EDUCATION & CONSERVATION | 202421369349103377 |
| 2023 | Tennessee Williamsnew Orleans Literary Festival New Orleans, LA | C | $3,000 | paid | EDUCATION | 202421369349103377 |
| 2022 | Columbus Civic Arts Council Inc Columbus, MS | D | $20,000 | paid | EDUCATION | 202311359349102496 |
| 2022 | International Society for the Protection of Mustangs & Burros Rapid City, SD | B | $15,000 | paid | CHARITY | 202311359349102496 |
| 2022 | Cleveland International Film Cleveland, OH | U | $15,000 | paid | EDUCATION | 202311359349102496 |
| 2022 | Organic Consumers Association Finland, MN | B | $15,000 | paid | RESEARCH | 202311359349102496 |
| 2022 | Mississippi State University Foundation Starkville, MS | C | $12,500 | paid | EDUCATION | 202311359349102496 |
| 2022 | Fresh Future Farm Inc North Charleston, SC | C | $10,000 | paid | CONSERVATION | 202311359349102496 |
| 2022 | Open Space Institute Land Trust New York, NY | B | $10,000 | paid | CONSERVATION | 202311359349102496 |
| 2022 | Astronaut Scholarship Foundation Orlando, FL | B | $10,000 | paid | EDUCATION | 202311359349102496 |
| 2022 | South Carolina Aquarium Charleston, SC | B | $10,000 | paid | EDUCATION & CONSERVATION | 202311359349102496 |
| 2022 | South Carolina Coastal Conservation League Charleston, SC | B | $10,000 | paid | CHARITY | 202311359349102496 |
| 2022 | Infinity Science Center Pearlington, MS | U | $10,000 | paid | EDUCATION | 202311359349102496 |
| 2022 | Retrieving Freedom Inc Sedalia, MO | B | $5,000 | paid | CHARITY | 202311359349102496 |
| 2020 | Muw Foundation Columbus, MS | D | $50,000 | paid | EDUCATION | 202123199349106097 |
| 2020 | Fresh Future Farm Inc North Charleston, SC | C | $10,000 | paid | CONSERVATION | 202123199349106097 |
| 2020 | Organic Consumers Association Finland, MN | B | $10,000 | paid | RESEARCH | 202123199349106097 |
| 2020 | International Society for the Protection of Mustangs & Burros Rapid City, SD | B | $10,000 | paid | CHARITY | 202123199349106097 |
| 2020 | Starkville Strings School Starkville, MS | B | $10,000 | paid | EDUCATION | 202123199349106097 |
| 2020 | Columbus Civic Arts Council Inc Columbus, MS | D | $10,000 | paid | EDUCATION | 202123199349106097 |
| 2020 | South Carolina Aquarium Charleston, SC | B | $5,000 | paid | EDUCATION & CONSERVATION | 202123199349106097 |
| 2020 | Astronaut Scholarship Foundation Orlando, FL | B | $5,000 | paid | EDUCATION | 202123199349106097 |
| 2020 | South Carolina Coastal Conservation League Charleston, SC | B | $5,000 | paid | CHARITY | 202123199349106097 |
| 2020 | Infinity Science Center Pearlington, MS | U | $5,000 | paid | EDUCATION | 202123199349106097 |
| 2020 | Foundation for Natural Health Santa Monica, CA | B | $2,500 | paid | EDUCATION | 202123199349106097 |
| 2018 | International Society for the Protection of Mustangs & Burros Rapid City, SD | B | $20,000 | paid | CHARITY | 201901359349102135 |
| 2018 | The New York Botanical Gardens Bronx, NY | C | $20,000 | paid | CONSERVATION | 201901359349102135 |
| 2018 | Fresh Future Farm Charleston, SC | B | $10,000 | paid | CONSERVATION | 201901359349102135 |
| 2018 | South Carolina Coastal Conservation League Charleston, SC | C | $10,000 | paid | CHARITY | 201901359349102135 |
| 2018 | Astronaut Scholarship Foundation Orlando, FL | B | $10,000 | paid | EDUCATION | 201901359349102135 |
| 2018 | Starkville Strings School Starkville, MS | B | $10,000 | paid | EDUCATION | 201901359349102135 |
| 2018 | Cape Eleuthera Foundation Boston, MA | U | $10,000 | paid | CONSERVATION | 201901359349102135 |
| 2018 | Renaissance - Ems Bronx, NY | U | $7,500 | paid | EDUCATION | 201901359349102135 |
| 2018 | Starkville Msu Symphony Association Starkville, MS | U | $5,000 | paid | EDUCATION | 201901359349102135 |
| 2018 | Doctors Without Borders New York, NY | U | $5,000 | paid | CHARITY | 201901359349102135 |
| 2018 | San Elijo Lagoon Conservancy Encinitas, CA | U | $3,500 | paid | CONSERVATION | 201901359349102135 |
| 2018 | Women for Women International Central Islip, NY | D | $3,000 | paid | CHARITY | 201901359349102135 |
| 2018 | South Carolina Aquarium Charleston, SC | B | $2,500 | paid | EDUCATION & CONSERVATION | 201901359349102135 |
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 | 2025 | 2025-12-31 | not stated | 2025v4.1 | 202611359349103521 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202501359349103380 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202421369349103377 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202311359349102496 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202123199349106097 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201901359349102135 |
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/520811730.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.