Mission
Organize, manage, and support the Diablo Symphony.
Public Charity
Diablo Symphony Association DBA Diablo Symphony Orchestra
Diablo Symphony Association DBA Diablo Symphony Orchestra is a nonprofit organization categorized as Public Charity based in Walnut Creek, CA. Its most recent IRS filing (2025) reports revenue of $150K, expenses of $188K, total assets of $393K. Imperigo tracks 3 reported grant relationships connected to this organization totaling approximately $26K.
EIN: 941679591
Walnut Creek, CA
Latest filing: 2025
Total Revenue$150K
Total Expenses$188K
Total Assets$393K
Grant Records3
Funding Total$26K
Filing Years2017–2025
Sample Grants Received
For grant recipient's exempt purposes
$10,000
For grant recipient's exempt purposes
$10,000
Use by the organization's general fund
$6,226
Showing up to 5 of 3 total records — full history available with membership.
Officers & Directors
Vice President
Helen Duncan
President
Janet Grizzell
Secretary
Joanna Garaventa
Treasurer
Kathleen S West
Officer compensation and complete director data available with membership.
Top Grant Purposes
Financial Trends
| Year | Revenue | Expenses | Assets |
|---|---|---|---|
| 2025 | $150K | $188K | $393K |
| 2024 | $272K | $93K | $432K |
| 2023 | $242K | $155K | $284K |
| 2022 | $163K | $136K | $164K |
| 2017 | $102K | $134K | $113K |
Between 2017 and 2025, reported annual revenue grew from $102K to $150K (+47%), with total assets most recently reported at $393K.
Interactive year-over-year charts and full filing details available with membership.