Grants paid by Mainwaring Family Foundation Co Bbh
EIN 82-2289585 · Wilmington, DE · Form 990-PF, Part XV · NTEE T20
Mainwaring Family Foundation Co Bbh of Wilmington, DE (EIN 82-2289585) reported 51 grants paid totaling $967,697 to 18 recipients in tax years 2020–2025, on Form 990-PF, Part XV. Derived from IRS e-file data, dataset version 2026.09.0, built 2026-09-03.
Grants paid
$967,697
51 grants
Recipients
18
distinct organizations
Tax years
2020–2025
6 filings in the corpus
By tax year
| Tax year | Grants paid | Amount paid | Approved for future |
|---|---|---|---|
| 2020 | 6 | $79,500 | — |
| 2021 | 9 | $137,125 | — |
| 2022 | 8 | $200,000 | — |
| 2023 | 10 | $176,422 | — |
| 2024 | 8 | $178,112 | — |
| 2025 | 10 | $196,538 | — |
Top recipients
The 18 recipients receiving the most from Mainwaring Family Foundation Co Bbh, by grants paid, out of 18 distinct recipients.
| Recipient | Match | Location | Grants | Total paid | Latest year |
|---|---|---|---|---|---|
| Helena Symphony | U | Helena, MT | 6 | $335,000 | 2025 |
| Holter Museum of Art 81-0472958 | B | Helena, MT | 6 | $270,000 | 2025 |
| American Prairie Foundation 81-0541893 | C | Bozeman, MT | 5 | $60,000 | 2025 |
| Prickly Pear Land Trust 81-0506868 | B | Helena, MT | 6 | $57,500 | 2025 |
| Glacier Two Medicine Alliance 81-0437595 | B | East Glacier Park, MT | 4 | $45,000 | 2025 |
| Helena Food Share 36-3507623 | C | Helena, MT | 3 | $38,112 | 2025 |
| Montana Food Bank Network 81-0421243 | B | Missoula, MT | 3 | $34,000 | 2025 |
| Planned Parenthood of Montana 81-0467220 | D | Billings, MT | 3 | $30,000 | 2025 |
| The Nature Conservancy 53-0242652 | B | Arlington, VA | 2 | $20,000 | 2022 |
| National Alliance On Mental Illness 81-0405416 | D | Helena, MT | 2 | $13,547 | 2023 |
| The Poverello Center 23-7439391 | C | Missoula, MT | 2 | $12,000 | 2021 |
| Doctors Without Borders USA Inc | U | Hagerstown, MD | 2 | $10,000 | 2022 |
| Helena Education Foundation 81-0544494 | C | Helena, MT | 1 | $10,000 | 2021 |
| The Conococheague Institute | U | Mercersburg, PA | 2 | $10,000 | 2023 |
| Omerta Arts Syndicate 93-4802793 | B | Helena, MT | 1 | $7,538 | 2025 |
| H-Town Eagles Boxing Club 85-2136410 | B | Helena, MT | 1 | $5,000 | 2025 |
| Friends of Notre-Dame de Paris | U | Washington, DC | 1 | $5,000 | 2021 |
| The Angel Fund 81-0535130 | B | Helena, MT | 1 | $5,000 | 2023 |
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 51 grant rows this organization reported, most recent first.
| Tax year | Recipient | Match | Amount | Type | Purpose | Source filing |
|---|---|---|---|---|---|---|
| 2025 | Helena Symphony Helena, MT | U | $65,000 | paid | UNRESTRICTED GIFT | 202631329349102318 |
| 2025 | Holter Museum of Art Helena, MT | B | $45,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | Prickly Pear Land Trust Helena, MT | B | $15,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | American Prairie Foundation Bozeman, MT | C | $15,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | Helena Food Share Helena, MT | C | $12,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | Montana Food Bank Network Missoula, MT | B | $12,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | Planned Parenthood of Montana Billings, MT | D | $10,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | Glacier Two Medicine Alliance East Glacier Park, MT | B | $10,000 | paid | GENERAL PURPOSE | 202631329349102318 |
| 2025 | Omerta Arts Syndicate Helena, MT | B | $7,538 | paid | GENERAL | 202631329349102318 |
| 2025 | H-Town Eagles Boxing Club Helena, MT | B | $5,000 | paid | GENERAL | 202631329349102318 |
| 2024 | Helena Symphony Helena, MT | U | $65,000 | paid | UNRESTRICTED GIFT | 202541259349101074 |
| 2024 | Holter Museum of Art Helena, MT | B | $45,000 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2024 | Helena Food Share Helena, MT | C | $16,112 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2024 | Montana Food Bank Network Missoula, MT | B | $12,000 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2024 | Prickly Pear Land Trust Helena, MT | B | $10,000 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2024 | American Prairie Foundation Bozeman, MT | C | $10,000 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2024 | Planned Parenthood of Montana Billings, MT | D | $10,000 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2024 | Glacier Two Medicine Alliance East Glacier Park, MT | B | $10,000 | paid | GENERAL PURPOSE | 202541259349101074 |
| 2023 | Helena Symphony Helena, MT | U | $70,000 | paid | UNRESTRICTED GIFT | 202431309349103658 |
| 2023 | Holter Museum of Art Helena, MT | B | $40,000 | paid | UNRESTRICTED GIFT | 202431309349103658 |
| 2023 | American Prairie Foundation Bozeman, MT | C | $10,000 | paid | UNRESTRICTED GIFT | 202431309349103658 |
| 2023 | Montana Food Bank Network Missoula, MT | B | $10,000 | paid | GENERAL | 202431309349103658 |
| 2023 | Helena Food Share Helena, MT | C | $10,000 | paid | GENERAL | 202431309349103658 |
| 2023 | Prickly Pear Land Trust Helena, MT | B | $10,000 | paid | UNRESTRICTED GIFT | 202431309349103658 |
| 2023 | Glacier Two Medicine Alliance East Glacier Park, MT | B | $10,000 | paid | GENERAL | 202431309349103658 |
| 2023 | National Alliance On Mental Illness Helena, MT | D | $6,422 | paid | GENERAL | 202431309349103658 |
| 2023 | The Conococheague Institute Mercersburg, PA | U | $5,000 | paid | GENERAL | 202431309349103658 |
| 2023 | The Angel Fund Helena, MT | B | $5,000 | paid | GENERAL | 202431309349103658 |
| 2022 | Holter Museum of Art Helena, MT | B | $70,000 | paid | UNRESTRICTED GIFT | 202301259349100310 |
| 2022 | Helena Symphony Helena, MT | U | $65,000 | paid | UNRESTRICTED GIFT | 202301259349100310 |
| 2022 | American Prairie Foundation Bozeman, MT | C | $15,000 | paid | UNRESTRICTED GIFT | 202301259349100310 |
| 2022 | Glacier Two Medicine Alliance East Glacier Park, MT | B | $15,000 | paid | GENERAL | 202301259349100310 |
| 2022 | The Nature Conservancy Arlington, VA | B | $10,000 | paid | GENERAL | 202301259349100310 |
| 2022 | Planned Parenthood of Montana Billings, MT | D | $10,000 | paid | GENERAL | 202301259349100310 |
| 2022 | Prickly Pear Land Trust Helena, MT | B | $10,000 | paid | UNRESTRICTED GIFT | 202301259349100310 |
| 2022 | Doctors Without Borders USA Inc Hagerstown, MD | U | $5,000 | paid | UNRESTRICTED GIFT | 202301259349100310 |
| 2021 | Helena Symphony Helena, MT | U | $40,000 | paid | UNRESTRICTED GIFT | 202221329349101532 |
| 2021 | Holter Museum of Art Helena, MT | B | $40,000 | paid | UNRESTRICTED GIFT | 202221329349101532 |
| 2021 | Helena Education Foundation Helena, MT | C | $10,000 | paid | GENERAL | 202221329349101532 |
| 2021 | Prickly Pear Land Trust Helena, MT | B | $10,000 | paid | UNRESTRICTED GIFT | 202221329349101532 |
| 2021 | The Poverello Center Missoula, MT | C | $10,000 | paid | UNRESTRICTED GIFT | 202221329349101532 |
| 2021 | The Nature Conservancy Arlington, VA | B | $10,000 | paid | GENERAL | 202221329349101532 |
| 2021 | National Alliance On Mental Illness Helena, MT | D | $7,125 | paid | GENERAL | 202221329349101532 |
| 2021 | The Conococheague Institute Mercersburg, PA | U | $5,000 | paid | GENERAL | 202221329349101532 |
| 2021 | Friends of Notre-Dame de Paris Washington, DC | U | $5,000 | paid | GENERAL | 202221329349101532 |
| 2020 | Helena Symphony Helena, MT | U | $30,000 | paid | UNRESTRICTED GIFT | 202131279349101918 |
| 2020 | Holter Museum of Art Helena, MT | B | $30,000 | paid | UNRESTRICTED GIFT | 202131279349101918 |
| 2020 | American Prairie Foundation Bozeman, MT | C | $10,000 | paid | UNRESTRICTED GIFT | 202131279349101918 |
| 2020 | Doctors Without Borders USA Inc Hagerstown, MD | U | $5,000 | paid | UNRESTRICTED GIFT | 202131279349101918 |
| 2020 | Prickly Pear Land Trust Helena, MT | B | $2,500 | paid | UNRESTRICTED GIFT | 202131279349101918 |
| 2020 | The Poverello Center Missoula, MT | C | $2,000 | paid | UNRESTRICTED GIFT | 202131279349101918 |
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 | 2025v4.0 | 202631329349102318 |
| 990PF | 2024 | 2024-12-31 | not stated | 2024v5.1 | 202541259349101074 |
| 990PF | 2023 | 2023-12-31 | not stated | 2023v5.0 | 202431309349103658 |
| 990PF | 2022 | 2022-12-31 | not stated | 2022v5.0 | 202301259349100310 |
| 990PF | 2021 | 2021-12-31 | not stated | 2021v4.1 | 202221329349101532 |
| 990PF | 2020 | 2020-12-31 | not stated | 2020v4.0 | 202131279349101918 |
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/822289585.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.