SONNTAG FAMILY FOUNDATION (THE)
Data sourced from IRS 990-PF public filings
The Sonntag Family Foundation supports charitable causes primarily in the fields of health and education, funding organizations such as hospitals and educational foundations in Phoenix, AZ.
SONNTAG FAMILY FOUNDATION (THE) has 41 grants on file funding 12 organizations. Giving decreased from $162,750 in 2024 to $158,750 in 2025. Reported assets: $2,271,014.
Total Assets
$2,271,014
Grants (Last Year)
$158,750
Total Grants on File
41
Recipients Funded
12
Giving History
| Year | Total Granted | Grants Made | Avg Grant |
|---|---|---|---|
| 2025 | $158,750 | 12 | $13,229 |
| 2024 | $162,750 | 8 | $20,344 |
| 2023 | $76,000 | 7 | $10,857 |
| 2022 | $64,750 | 7 | $9,250 |
| 2021 | $22,250 | 7 | $3,179 |
Top Grant Recipients
PHOENIX, AZ
TEMPE, AZ
PHOENIX, AZ
SAN DIEGO, CA
PHOENIX, AZ
Showing top 10 of 41 grants on file.
Officers & Trustees
From 2025 IRS 990-PF filing (data available for 16 filing years)
LYNNE SONNTAG
SECRETARY/TREASURER
VOLKER SONNTAG
PRESIDENT
IRS Filing History
SONNTAG FAMILY FOUNDATION (THE) has IRS 990-PF filings on record for 16 years, spanning 2010 to 2025.
Frequently Asked Questions
Other Foundations in Arizona
Unlock Full Foundation Data
Sign up for free to access the complete grant history, financial trends, key personnel, smart matching, and export tools.