Mainwaring Family Foundation
Private foundation · Wilmington, DE · EIN 82-2289585 · reported 2023–2025
28grants reported
$10Kmedian award
$10Klower quartile
$5,000smallest grant
$551Ktotal paid
2states reached
3years giving
Gives every year. This foundation reported grants in 2023, 2024, 2025. A funder that shows up year after year is worth a letter even if this year is a no.
Where to write
4250 Lancaster Pike Ste 150
Wilmington, DE 19805-1610
Address as registered with the IRS. Most foundations this size have no website and no application form, which is not a dead end: a short letter to this address is the whole process, and almost nobody sends one.
Who they funded
| Recipient and stated purpose | Where | Amount |
|---|---|---|
| Helena Symphony | Helena, MT | $70,000 |
| Helena Symphony | Helena, MT | $65,000 |
| Helena Symphony | Helena, MT | $65,000 |
| Holter Museum of Art | Helena, MT | $45,000 |
| Holter Museum of Art | Helena, MT | $45,000 |
| Holter Museum of Art | Helena, MT | $40,000 |
| Helena Food Share | Helena, MT | $16,112 |
| American Prairie Foundation | Bozeman, MT | $15,000 |
| Prickly Pear Land Trust | Helena, MT | $15,000 |
| Helena Food Share | Helena, MT | $12,000 |
| Montana Food Bank Network | Missoula, MT | $12,000 |
| Montana Food Bank Network | Missoula, MT | $12,000 |
| Glacier Two Medicine Alliance | East Glacier Park, MT | $10,000 |
| Planned Parenthood of Montana | Billings, MT | $10,000 |
| Prickly Pear Land Trust | Helena, MT | $10,000 |
| American Prairie Foundation | Bozeman, MT | $10,000 |
| Glacier Two Medicine Alliance | East Glacier Park, MT | $10,000 |
| Helena Food Share | Helena, MT | $10,000 |
| Montana Food Bank Network | Missoula, MT | $10,000 |
| American Prairie Foundation | Bozeman, MT | $10,000 |
| Glacier Two Medicine Alliance | East Glacier Park, MT | $10,000 |
| Planned Parenthood of Montana | Billings, MT | $10,000 |
| Prickly Pear Land Trust | Helena, MT | $10,000 |
| Omerta Arts Syndicate | Helena, MT | $7,538 |
| National Alliance on Mental Illness | Helena, MT | $6,422 |
| H-Town Eagles Boxing Club | Helena, MT | $5,000 |
| The Conococheague Institute | Mercersburg, PA | $5,000 |
| The Angel Fund | Helena, MT | $5,000 |
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