Grants paid by Mathieson Family Foundation
EIN 20-2502389 · Pittsburgh, PA · Form 990-PF, Part XV · NTEE T20
Mathieson Family Foundation of Pittsburgh, PA (EIN 20-2502389) reported 139 grants paid totaling $454,400 to 48 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
$454,400
139 grants
Recipients
48
distinct organizations
Tax years
2018–2025
8 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2018 | 12 | $42,400 | — |
| 2019 | 10 | $45,000 | — |
| 2020 | 21 | $46,000 | — |
| 2021 | 19 | $56,000 | — |
| 2022 | 21 | $62,000 | — |
| 2023 | 20 | $68,000 | — |
| 2024 | 19 | $66,000 | — |
| 2025 | 17 | $69,000 | — |
Top recipients
The 48 recipients receiving the most from Mathieson Family Foundation, by grants paid, out of 48 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Manchester Bidwell Corporation 25-1842945 | B | Pittsburgh, PA | 4 | $39,500 | 2022 |
| Loon Preservation Committee 02-0451944 | B | Moultonborough, NH | 4 | $33,000 | 2022 |
| Squam Lakes Conservation Society 02-6012747 | B | Holderness, NH | 6 | $31,500 | 2025 |
| Squam Lakes Natural Science Center 02-0271824 | B | Holderness, NH | 8 | $24,150 | 2025 |
| The Pittsburgh Cultural Trust 25-1469002 | B | Pittsburgh, PA | 5 | $22,500 | 2024 |
| Stenton | U | Philadelphia, PA | 5 | $21,150 | 2025 |
| The Savoy Company Endowment | U | Norristown, PA | 3 | $20,150 | 2025 |
| Deerwood Foundation | U | Cornwall, CT | 4 | $20,000 | 2025 |
| Bucknell University | U | Lewisburg, PA | 8 | $19,750 | 2025 |
| The Arts Council of Big Sky 81-0457768 | B | Big Sky, MT | 6 | $18,500 | 2025 |
| Deerwood Foundation | U | Holderness, NH | 2 | $15,000 | 2021 |
| Big Sky Youth Empowerment 81-0543203 | C | Bozeman, MT | 3 | $15,000 | 2025 |
| Squam Lakes Association 02-0256498 | B | Holderness, NH | 6 | $13,650 | 2025 |
| Sweetwater Spectrum 27-0184641 | B | Sonoma, CA | 4 | $13,500 | 2025 |
| Friends of Holderness Library | U | Holderness, NH | 6 | $13,500 | 2025 |
| Yellow Dog Community & Conservation Foundation 81-2726410 | B | Bozeman, MT | 5 | $12,500 | 2025 |
| Connecticut College | U | New London, CT | 5 | $11,650 | 2025 |
| The Ellis School 25-0965329 | B | Pittsburgh, PA | 5 | $11,500 | 2022 |
| The Gallatin River Task Force 74-3127146 | B | Big Sky, MT | 4 | $10,500 | 2025 |
| Telluride | U | Telluride, CO | 1 | $10,000 | 2025 |
| Mentoring Partnership of Sw Pa 23-2876447 | D | Pittsburgh, PA | 5 | $8,000 | 2023 |
| Nat'l Society of the Colonial Dames of America for the Commonwealth of Pa | U | Philadelphia, PA | 2 | $5,500 | 2019 |
| Radical Grandma Collective 88-1422339 | B | Eugene, OR | 1 | $5,000 | 2025 |
| The Big Sky Community Organization 81-0520589 | B | Big Sky, MT | 2 | $5,000 | 2022 |
| Allegheny River Trail Park 82-4293918 | D | Pittsburgh, PA | 1 | $5,000 | 2023 |
| The Big Sky Community Food Bank | U | Big Sky, MT | 2 | $5,000 | 2022 |
| Betsy's Park 84-2584846 | B | Holderness, NH | 3 | $4,500 | 2024 |
| United South End Settlements 04-2104280 | B | Boston, MA | 4 | $4,000 | 2024 |
| Chocorua Island Chapel Assoc | U | Holderness, NH | 3 | $3,000 | 2022 |
| Museum of the Rockies 81-6016828 | B | Bozeman, MT | 1 | $3,000 | 2025 |
| The Pittsburgh Promise 26-1982661 | C | Pittsburgh, PA | 3 | $3,000 | 2020 |
| The Second Harvest 84-2075119 | B | Pittsburgh, PA | 1 | $2,500 | 2020 |
| Family Resources 25-0728060 | C | Pittsburgh, PA | 1 | $2,500 | 2020 |
| The History Hunters Youth Reporter Group | U | Philadelphia, PA | 1 | $2,500 | 2020 |
| The Big Sky Community Organization | U | Pittsburgh, PA | 1 | $2,000 | 2024 |
| Family Resources 81-0232120 | D | Big Sky, MT | 1 | $2,000 | 2022 |
| Knights Valley Volunteer Fire Company 68-0069743 | D | Calistoga, CA | 2 | $2,000 | 2020 |
| Crefeld School 23-1726313 | B | Philadelphia, PA | 1 | $2,000 | 2022 |
| Deerwood Foundation | U | Lexington, MA | 1 | $2,000 | 2018 |
| Chewonki Foundation | U | Holderness, NH | 1 | $1,500 | 2018 |
| St Margaret Foundation | U | Pittsburgh, PA | 1 | $1,000 | 2018 |
| Shady Side Academy 25-0965561 | B | Pittsburgh, PA | 1 | $1,000 | 2019 |
| Aspinwall Riverfront 45-3071366 | C | Aspinwall, PA | 1 | $1,000 | 2020 |
| Western Pennsylvania Conservancy 25-1053485 | B | Pittsburgh, PA | 1 | $1,000 | 2018 |
| Audubon Society of Western Pa 25-1324559 | C | Pittsburgh, PA | 1 | $1,000 | 2018 |
| Clemente Museum | U | Pittsburgh, PA | 1 | $1,000 | 2020 |
| Engage | U | Beverly, MA | 1 | $1,000 | 2019 |
| Carnegie Library of Homestead 25-0969452 | B | Munhall, PA | 1 | $400 | 2018 |
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 139 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Telluride Telluride, CO | U | $10,000 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | The Savoy Company Endowment Norristown, PA | U | $7,150 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Stenton Philadelphia, PA | U | $5,150 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Deerwood Foundation Cornwall, CT | U | $5,000 | paid | FOREVER SQUAM / ANUAL SUPPORT | 202621969349100007 |
| 2025 | The Arts Council of Big Sky Big Sky, MT | B | $5,000 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Big Sky Youth Empowerment Bozeman, MT | C | $5,000 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Radical Grandma Collective Eugene, OR | B | $5,000 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Museum of the Rockies Bozeman, MT | B | $3,000 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Sweetwater Spectrum Sonoma, CA | B | $3,000 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Bucknell University Lewisburg, PA | U | $2,750 | paid | AW & AR MATHIESON SCHOLARSHIP | 202621969349100007 |
| 2025 | Squam Lakes Natural Science Center Holderness, NH | B | $2,650 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Squam Lakes Association Holderness, NH | B | $2,650 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Connecticut College New London, CT | U | $2,650 | paid | SCHOLARSHIP FUND | 202621969349100007 |
| 2025 | Friends of Holderness Library Holderness, NH | U | $2,500 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Squam Lakes Conservation Society Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Gallatin River Task Force Big Sky, MT | B | $2,500 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2025 | Yellow Dog Community & Conservation Foundation Bozeman, MT | B | $2,500 | paid | GENERAL SUPPORT | 202621969349100007 |
| 2024 | The Savoy Company Endowment Norristown, PA | U | $7,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Deerwood Foundation Cornwall, CT | U | $5,000 | paid | FOREVER SQUAM / ANUAL SUPPORT | 202531339349103518 |
| 2024 | Squam Lakes Conservation Society Holderness, NH | B | $5,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Pittsburgh Cultural Trust Pittsburgh, PA | C | $5,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | The Arts Council of Big Sky Big Sky, MT | B | $5,000 | paid | PROGRAM SUPPORT | 202531339349103518 |
| 2024 | Big Sky Youth Empowerment Bozeman, MT | C | $5,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Stenton Philadelphia, PA | U | $5,000 | paid | CAPITAL CAMPAIGN | 202531339349103518 |
| 2024 | Sweetwater Spectrum Sonoma, CA | B | $5,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Bucknell University Lewisburg, PA | U | $2,500 | paid | AW & AR MATHIESON SCHOLARSHIP | 202531339349103518 |
| 2024 | Friends of Holderness Library Holderness, NH | U | $2,500 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Squam Lakes Association Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Bucknell University Lewisburg, PA | U | $2,500 | paid | AW & AR MATHIESON SCHOLARSHIP | 202531339349103518 |
| 2024 | Squam Lakes Natural Science Center Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Yellow Dog Community & Conservation Foundation Bozeman, MT | B | $2,500 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Gallatin River Task Force Big Sky, MT | B | $2,500 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | Connecticut College New London, CT | U | $2,500 | paid | SCHOLARSHIP FUND | 202531339349103518 |
| 2024 | The Big Sky Community Organization Pittsburgh, PA | U | $2,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2024 | United South End Settlements Boston, MA | B | $1,000 | paid | CAMP HALE PROGRAM | 202531339349103518 |
| 2024 | Betsy's Park Holderness, NH | B | $1,000 | paid | GENERAL SUPPORT | 202531339349103518 |
| 2023 | The Savoy Company Endowment Norristown, PA | U | $6,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Big Sky Youth Empowerment Bozeman, MT | C | $5,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Squam Lakes Conservation Society Holderness, NH | B | $5,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Allegheny River Trail Park Pittsburgh, PA | D | $5,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Stenton Philadelphia, PA | U | $5,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Deerwood Foundation Cornwall, CT | U | $5,000 | paid | FOREVER SQUAM /ANNUAL SUPPORT | 202411229349101546 |
| 2023 | Deerwood Foundation Cornwall, CT | U | $5,000 | paid | FOREVER SQUAM / ANUAL SUPPORT | 202411229349101546 |
| 2023 | Gallatin River Task Force Big Sky, MT | B | $3,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Mentoring Partnership of Swpa Pittsburgh, PA | D | $3,000 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Sweetwater Spectrum Sonoma, CA | B | $2,500 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Squam Lakes Natural Science Center Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Bucknell University Lewisburg, PA | U | $2,500 | paid | AW & AR MATHIESON SCHOLARSHIP | 202411229349101546 |
| 2023 | Connecticut College New London, CT | U | $2,500 | paid | SCHOLARSHIP FUND | 202411229349101546 |
| 2023 | The Arts Council of Big Sky Big Sky, MT | B | $2,500 | paid | PROGRAM SUPPORT | 202411229349101546 |
| 2023 | Friends of Holderness Library Holderness, NH | U | $2,500 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Yellow Dog Community & Conservation Foundation Bozeman, MT | B | $2,500 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Betsy's Park Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | Bucknell University Lewisburg, PA | U | $2,500 | paid | AW & AR MATHIESON SCHOLARSHIP | 202411229349101546 |
| 2023 | Squam Lakes Association Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202411229349101546 |
| 2023 | United South End Settlements Boston, MA | B | $1,000 | paid | CAMP HALE PROGRAM | 202411229349101546 |
| 2022 | Manchester Bidwell Pittsburgh, PA | C | $10,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Squam Lakes Conservation Society Holderness, NH | B | $6,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | The Pittsburgh Cultural Trust Pittsburgh, PA | B | $5,000 | paid | OPERATING SUPPORT | 202341239349101314 |
| 2022 | Bucknell University Lewisburg, PA | U | $3,000 | paid | AW & AR MATHIESON SCHOLARSHIP | 202341239349101314 |
| 2022 | Sweetwater Spectrum Sonoma, CA | B | $3,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Stenton Philadelphia, PA | U | $3,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | The Big Sky Community Organization Big Sky, MT | B | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Squam Lakes Natural Science Center Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Loon Preservation Committee Moultonborough, NH | B | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Squam Lakes Association Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Yellow Dog Community & Conservation Foundation Bozeman, MT | B | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | The Arts Council of Big Sky Big Sky, MT | B | $2,500 | paid | PROGRAM SUPPORT | 202341239349101314 |
| 2022 | The Big Sky Community Food Bank Big Sky, MT | U | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | The Ellis School Pittsburgh, PA | B | $2,500 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Family Resources Big Sky, MT | D | $2,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Mentoring Partnership of Swpa Pittsburgh, PA | D | $2,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Bucknell University Lewisburg, PA | U | $2,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Crefeld School Philadelphia, PA | B | $2,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Connecticut College New London, CT | U | $2,000 | paid | SCHOLARSHIP FUND | 202341239349101314 |
| 2022 | Chocorua Island Chapel Assoc Holderness, NH | U | $1,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2022 | Friends of Holderness Library Holderness, NH | U | $1,000 | paid | GENERAL SUPPORT | 202341239349101314 |
| 2021 | Deerwood Foundation Holderness, NH | U | $10,000 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Squam Lakes Conservation Society Holderness, NH | B | $6,000 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | The Pittsburgh Cultural Trust Pittsburgh, PA | B | $5,000 | paid | OPERATING SUPPORT | 202211299349101421 |
| 2021 | Stenton Philadelphia, PA | U | $3,000 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Friends of Holderness Library Holderness, NH | U | $3,000 | paid | GENERAL SUPPORTGENERAL SUPPORT | 202211299349101421 |
| 2021 | The Arts Council of Big Sky Big Sky, MT | B | $2,500 | paid | PROGRAM SUPPORT | 202211299349101421 |
| 2021 | The Big Sky Community Food Bank Big Sky, MT | U | $2,500 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | The Big Sky Community Organization Big Sky, MT | B | $2,500 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Squam Lakes Association Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Squam Lakes Natural Science Center Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Loon Preservation Committee Moultonborough, NH | B | $2,500 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Yellow Dog Community & Conservation Foundation Bozeman, MT | B | $2,500 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | The Ellis School Pittsburgh, PA | B | $2,500 | paid | THE ELLIS FUND | 202211299349101421 |
| 2021 | Bucknell University Lewisburg, PA | U | $2,000 | paid | AW & AR MATHIESON SCHOLARSHIP | 202211299349101421 |
| 2021 | Manchester Bidwell Corporation Pittsburgh, PA | B | $2,000 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Connecticut College New London, CT | U | $2,000 | paid | SCHOLARSHIP FUND | 202211299349101421 |
| 2021 | Chocorua Island Chapel Assoc Holderness, NH | U | $1,000 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | Betsy's Park Holderness, NH | B | $1,000 | paid | GENERAL SUPPORT | 202211299349101421 |
| 2021 | United South End Settlements Boston, MA | B | $1,000 | paid | CAMP HALE | 202211299349101421 |
| 2020 | Squam Lakes Conservation Society Holderness, NH | B | $7,000 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Deerwood Foundation Holderness, NH | U | $5,000 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Loon Preservation Committee Moultonborough, NH | B | $3,000 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Manchester Bidwell Corporation Pittsburgh, PA | B | $2,500 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Squam Lakes Natural Science Center Holderness, NH | B | $2,500 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | The Pittsburgh Cultural Trust Pittsburgh, PA | B | $2,500 | paid | OPERATING SUPPORT | 202131259349100718 |
| 2020 | The History Hunters Youth Reporter Group Philadelphia, PA | U | $2,500 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | The Ellis School Pittsburgh, PA | B | $2,500 | paid | THE ELLIS FUND | 202131259349100718 |
| 2020 | The Second Harvest Pittsburgh, PA | B | $2,500 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Family Resources Pittsburgh, PA | C | $2,500 | paid | OPERATING SUPPORT | 202131259349100718 |
| 2020 | The Gallatin River Task Force Big Sky, MT | B | $2,500 | paid | OPERATING SUPPORT - HEADWATERS SOCIETY | 202131259349100718 |
| 2020 | Friends of Holderness Library Holderness, NH | U | $2,000 | paid | GENERAL SUPPORTGENERAL SUPPORT | 202131259349100718 |
| 2020 | Aspinwall Riverfront Aspinwall, PA | C | $1,000 | paid | PROGRAM SUPPORT | 202131259349100718 |
| 2020 | Knights Valley Volunteer Fire Company Calistoga, CA | D | $1,000 | paid | OPERATING SUPPORT | 202131259349100718 |
| 2020 | Squam Lakes Association Holderness, NH | B | $1,000 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Chocorua Island Chapel Assoc Holderness, NH | U | $1,000 | paid | GENERAL SUPPORT | 202131259349100718 |
| 2020 | Clemente Museum Pittsburgh, PA | U | $1,000 | paid | OPERATING SUPPORT | 202131259349100718 |
| 2020 | The Pittsburgh Promise Pittsburgh, PA | C | $1,000 | paid | OPERATING SUPPORT | 202131259349100718 |
| 2020 | Mentoring Partnership of Sw Pa Pittsburgh, PA | D | $1,000 | paid | PROGRAM SUPPORT | 202131259349100718 |
| 2020 | United South End Settlements Boston, MA | B | $1,000 | paid | CAMP HALE | 202131259349100718 |
| 2020 | The Arts Council of Big Sky Big Sky, MT | B | $1,000 | paid | PROGRAM SUPPORT | 202131259349100718 |
| 2019 | Loon Preservation Committee Moultonborough, NH | B | $25,000 | paid | SPREADING OUR WINGS CAMPAIGN | 202031499349100918 |
| 2019 | Squam Lake Natural Science Center Holderness, NH | C | $6,000 | paid | PROGRAM SUPPORT AND EDUCATION MATTERS CAMPAIGN | 202031499349100918 |
| 2019 | The Pittsburgh Cultural Trust Pittsburgh, PA | B | $5,000 | paid | PROGRAM SUPPORT | 202031499349100918 |
| 2019 | The Ellis School Pittsburgh, PA | B | $2,000 | paid | ANNUAL FUND | 202031499349100918 |
| 2019 | Nat'l Society of the Colonial Dames of America for the Commonwealth of Pa Philadelphia, PA | U | $2,000 | paid | PROGRAM SUPPORT | 202031499349100918 |
| 2019 | Engage Beverly, MA | U | $1,000 | paid | RADICAL GRANDMA COLLECTIVE | 202031499349100918 |
| 2019 | The Pittsburgh Promise Pittsburgh, PA | C | $1,000 | paid | PROGRAM SUPPORT | 202031499349100918 |
| 2019 | Shady Side Academy Pittsburgh, PA | B | $1,000 | paid | SCHOLARSHIP FUND | 202031499349100918 |
| 2019 | Mentoring Partnership of Southwestern Pa Pittsburgh, PA | C | $1,000 | paid | PROGRAM SUPPORT | 202031499349100918 |
| 2019 | Knights Valley Volunteer Fire Company Calistoga, CA | D | $1,000 | paid | OPERATING SUPPORT | 202031499349100918 |
| 2018 | Manchester Bidwell Corporation Pittsburgh, PA | B | $25,000 | paid | ENVIRONMENTAL EDUCATION - DREW MATHIESON CENTER | 201941309349101119 |
| 2018 | Nat'l Society of the Colonial Dames of America for the Commonwealth of Pa Philadelphia, PA | U | $3,500 | paid | PROGRAM SUPPORT | 201941309349101119 |
| 2018 | Squam Lake Natural Science Center Holderness, NH | C | $3,000 | paid | EARLY EDUCATION CENTER PROJECT & ANNUAL GIVING | 201941309349101119 |
| 2018 | The Ellis School Pittsburgh, PA | B | $2,000 | paid | ANNUAL FUND | 201941309349101119 |
| 2018 | Deerwood Foundation Lexington, MA | U | $2,000 | paid | SCHOLARSHIP AID | 201941309349101119 |
| 2018 | Chewonki Foundation Holderness, NH | U | $1,500 | paid | FARM EDUCATIONAL PROJECTS | 201941309349101119 |
| 2018 | St Margaret Foundation Pittsburgh, PA | U | $1,000 | paid | PROGRAM SUPPORT | 201941309349101119 |
| 2018 | Audubon Society of Western Pa Pittsburgh, PA | C | $1,000 | paid | PROGRAM SUPPORT | 201941309349101119 |
| 2018 | Mentoring Partnership of Southwestern Pa Pittsburgh, PA | C | $1,000 | paid | PROGRAM SUPPORT | 201941309349101119 |
| 2018 | Pittsburgh Promise Pittsburgh, PA | C | $1,000 | paid | PROGRAM SUPPORT | 201941309349101119 |
| 2018 | Western Pennsylvania Conservancy Pittsburgh, PA | B | $1,000 | paid | PROGRAM SUPPORT | 201941309349101119 |
| 2018 | Carnegie Library of Homestead Munhall, PA | B | $400 | paid | SWIMMING POOL FOR CHILDREN'S ACTIVITIES | 201941309349101119 |
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 | 2025v4.2 | 202621969349100007 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202531339349103518 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202411229349101546 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202341239349101314 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.2 | 202211299349101421 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.1 | 202131259349100718 |
| 990PF | 2019 | 2019-12-31 | not stated | 2019v5.1 | 202031499349100918 |
| 990PF | 2018 | 2018-12-31 | not stated | 2018v3.1 | 201941309349101119 |
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/202502389.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.