Sonntag Family Foundation (The)
Preselected recipients only
Sonntag Family Foundation (The) is a private foundation in Phoenix, Arizona. In tax year 2025 it gave $158,750 in 12 grants; the typical grant was $10,000 and the largest $44,250. It only gives to organizations it selects itself and does not accept unsolicited applications.
From its IRS Form 990-PF for tax year 2025.
- Grants paid, 2025$158,750
- Number of grants12
- Typical grant$10,000
- Largest grant$44,250
- Assets$3.1 million
- New grantees58%
Giving in 2025 was down from $162,750 the year before.
58% of its 2025 grantees had not received a grant from it the year before, a sign it is open to new organizations.
Giving by year
| Tax year | Grants paid | Number of grants | Assets |
|---|---|---|---|
| 2023 | $76,000 | 7 | $2.7 million |
| 2024 | $162,750 | 8 | $2.9 million |
| 2025 | $158,750 | 12 | $3.1 million |
How to apply
Sonntag Family Foundation (The) says in its IRS filing that it only makes contributions to preselected organizations, so unsolicited applications are unlikely to be considered. Organizations it funds are usually invited.
What Sonntag Family Foundation (The) funds
Where it gives
Its grants went to recipients in 3 states, the most to Arizona.
| State | Grants | Amount |
|---|---|---|
| Arizona | 8 | $98,750 |
| California | 3 | $40,000 |
| New York | 1 | $20,000 |
Grants paid in 2025
| Recipient | Purpose | Amount |
|---|---|---|
| Sun Devil Athletics | Charitable contribution | $44,250 |
| Womens Board of Barrow Neurological Foundation | Charitable contribution | $25,000 |
| National Resources Defense Council | Charitable contribution | $20,000 |
| San Diego Food Bank | Charitable contribution | $20,000 |
| Arcs Foundation Phoenix Chapter | Charitable contribution | $17,000 |
| St Anne Catholic School | Charitable contribution | $10,000 |
| Jserra Catholic School | Charitable contribution | $10,000 |
| Rosie's House Music Academy for Children | Charitable contribution | $5,000 |
| Asu Foundation | Charitable contribution | $2,500 |
| Season for Sharing | Charitable contribution | $2,000 |
| St Mary's Food Bank | Charitable contribution | $2,000 |
| Xavier College Preparatory | Charitable contribution | $1,000 |
Officers and trustees
- Volker Sonntag
- Lynne Sonntag
Questions people ask
Does Sonntag Family Foundation (The) accept grant applications?
No. Its IRS filing says it only makes contributions to preselected organizations.
How much does Sonntag Family Foundation (The) give?
$158,750 in tax year 2025, across 12 grants, with a typical grant of $10,000.
Who runs Sonntag Family Foundation (The)?
Its 2025 filing lists Volker Sonntag (President) and Lynne Sonntag (Secretary/Treasurer).
What does Sonntag Family Foundation (The) fund?
Based on its grants, mainly education, food and hunger and faith communities.