Ottosen Foundation
Private foundation · Phoenix, AZ · EIN 86-0778785 · reported 2023–2025 · files as The Ottosen Family Foundation
39grants reported
$35Kmedian award
$25Klower quartile
$100smallest grant
$2.3Mtotal paid
4states 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
105 S 28TH St
Phoenix, AZ 85034-2619
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 |
|---|---|---|
| Banner Health Foundation | Phoenix, AZ | $400,000 |
| Banner Health Foundation | Phoenix, AZ | $375,000 |
| Banner Health Foundation | Phoenix, AZ | $300,000 |
| The Salvation Army | Phoenix, AZ | $70,000 |
| Desert Botanical Garden | Phoenix, AZ | $60,000 |
| The Salvation Army | Phoenix, AZ | $60,000 |
| Desert Botanical Garden | Phoenix, AZ | $51,500 |
| Ballet Arizona | Phoenix, AZ | $50,000 |
| St Vincent de Paul Society | Phoenix, AZ | $50,000 |
| St Mary's Food Bank | Phoenix, AZ | $50,000 |
| The Nature Conservancy | Arlington, VA | $50,000 |
| O'Connor Institute | Phoenix, AZ | $50,000 |
| Hospice of the Valley PUBLIC SUPPORT | Phoenix, AZ | $50,000 |
| Barrow Neurological Foundation | Phoenix, AZ | $50,000 |
| The Nature Conservancy | Arlington, VA | $50,000 |
| Tgen Foundation | Phoenix, AZ | $50,000 |
| Hospice of the Valley PUBLIC SUPPORT | Phoenix, AZ | $50,000 |
| Desert Botanical Garden | Phoenix, AZ | $48,078 |
| Ballet Arizona | Phoenix, AZ | $40,000 |
| Tgen Foundation | Phoenix, AZ | $35,000 |
| Rosie's House | Phoenix, AZ | $35,000 |
| St Vincent de Paul Society | Phoenix, AZ | $35,000 |
| St Mary's Food Bank | Phoenix, AZ | $35,000 |
| Friends of Arizona PBS | Phoenix, AZ | $25,000 |
| Hospice of the Valley PUBLIC SUPPORT | Phoenix, AZ | $25,000 |
| Rosie's House | Phoenix, AZ | $25,000 |
| Asu Foundation | Tempe, AZ | $25,000 |
| Rosie's House | Phoenix, AZ | $25,000 |
| St Mary's Food Bank | Phoenix, AZ | $25,000 |
| St Vincent de Paul Society | Phoenix, AZ | $25,000 |
| The Nature Conservancy | Arlington, VA | $25,000 |
| Ronald McDonald House | Chicago, IL | $20,000 |
| Barrow Neurological Foundation | Phoenix, AZ | $20,000 |
| Heard Museum | Phoenix, AZ | $10,000 |
| St Jude Children's Hospital | Memphis, TN | $10,000 |
| O'Connor Institute | Phoenix, AZ | $10,000 |
| Friends of Arizona PBS | Phoenix, AZ | $10,000 |
| Heard Museum | Phoenix, AZ | $5,000 |
| Columbine Garden Club | Phoenix, AZ | $100 |
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