Nonprofit · EIN 91-1351925
SEATTLE SYMPHONY FOUNDATION
Tax-exempt · SEATTLE, WA 98111
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990 | $5,098,029 | $3,575,959 | $1,522,070 | $50,295,071 | $157,785 | $50,137,286 |
| August 31, 2024 | 990 | $4,890,345 | $2,098,132 | $2,792,213 | $49,172,703 | $170,099 | $49,002,604 |
| August 31, 2023 | 990 | $7,550,149 | $1,982,229 | $5,567,920 | $43,445,293 | $173,874 | $43,271,419 |
Financial details: 990 for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $1,027,751
- Program service revenue
- $0
- Investment income
- $4,070,278
- Net gain from sales of assets
- $3,074,562
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $3,121,645
- Other salaries and wages
- $150,000
- Salaries, compensation and benefits (total)
- $150,000
- Professional fundraising fees
- $0
- Accounting fees
- $43,295
- Program services (functional)
- $3,121,645
- Management and general (functional)
- $302,846
- Fundraising (functional)
- $151,468
Balance sheet and other
- Total assets, start of year
- $49,172,703
- Total assets, end of year
- $50,295,071
- Total liabilities, end of year
- $157,785
- Net assets, end of year
- $50,137,286
- Publicly traded securities
- $37,474,069
- Net assets without donor restrictions
- $9,910,368
- Net assets with donor restrictions
- $40,226,918
- Gross receipts
- $5,098,029
- Employees
- 0
- Volunteers
- 13
- Year formed
- 1986
- State of legal domicile
- WA
From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.
Officers, directors and key employees
As listed on the 990 for the year ended August 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| KRISHNA THIAGARAJAN | PRESIDENT & CEO Officer | 1 | $0 | $429,915 | $51,418 |
| CHERONNE WONG | CFO & BENAROYA HALL COO Officer | 1 | $0 | $275,624 | $48,182 |
| MARIA YANG | CEO & VP OF DEVELOPMENT Officer | 1 | $0 | $278,156 | $40,412 |
| MICHAEL SLONSKI | BOARD CHAIR Trustee or director, Officer | 2 | $0 | $0 | $0 |
| KATHLEEN WRIGHT | VICE CHAIR Trustee or director, Officer | 2 | $0 | $0 | $0 |
| MURIEL VAN HOUSEN | SECRETARY Trustee or director, Officer | 2 | $0 | $0 | $0 |
| YUKA SHIMIZU | TREASURER Trustee or director, Officer | 2 | $0 | $0 | $0 |
| SUSAN COUGHLIN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| LYN GRINSTEIN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| DOUGLAS JACKSON | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| JON ROSEN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| DAVID TAN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| RICK WHITE | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
990 for the year ended August 31, 2024: 13 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| KRISHNA THIAGARAJAN | PRESIDENT & CEO Officer | 1 | $0 | $507,666 | $47,922 |
| CHERONNE WONG | CFO & BENAROYA HALL COO Officer | 1 | $0 | $277,672 | $37,939 |
| MICHAEL SLONSKI | BOARD CHAIR Trustee or director, Officer | 2 | $0 | $0 | $0 |
| KATHLEEN WRIGHT | VICE CHAIR Trustee or director, Officer | 2 | $0 | $0 | $0 |
| MURIEL VAN HOUSEN | SECRETARY Trustee or director, Officer | 2 | $0 | $0 | $0 |
| YUKA SHIMIZU | TREASURER Trustee or director, Officer | 2 | $0 | $0 | $0 |
| SUSAN COUGHLIN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| NANCY B EVANS | DIRECTOR THRU 01/24 Trustee or director | 2 | $0 | $0 | $0 |
| LYN GRINSTEIN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| DOUGLAS JACKSON | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| JON ROSEN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| DAVID TAN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| RICK WHITE | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
990 for the year ended August 31, 2023: 13 people
| Name | Title | Hours / week | Compensation | From related orgs | Other / benefits |
|---|---|---|---|---|---|
| KRISHNA THIAGARAJAN | PRESIDENT & CEO Officer | 1 | $0 | $482,796 | $47,924 |
| CHERONNE WONG | CFO & BENAROYA HALL COO Officer | 1 | $0 | $234,561 | $30,994 |
| MICHAEL SLONSKI | BOARD CHAIR Trustee or director, Officer | 2 | $0 | $0 | $0 |
| KATHLEEN WRIGHT | VICE CHAIR Trustee or director, Officer | 2 | $0 | $0 | $0 |
| MURIEL VAN HOUSEN | SECRETARY Trustee or director, Officer | 2 | $0 | $0 | $0 |
| BEN MARTZ | TREASURER Trustee or director, Officer | 2 | $0 | $0 | $0 |
| JOAQUIN HERNANDEZ | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| MICHAEL HATCH | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| RONALD KOO | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| JON ROSEN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| RICK WHITE | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| DAVID TAN | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
| NANCY EVANS | DIRECTOR Trustee or director | 2 | $0 | $0 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 21906, SEATTLE, WA 98111-3906
- Principal officer (990 for 2024)
- MICHAEL SLONSKI, PO BOX 21906, SEATTLE, WA 981113906
- Signed the 990
- MICHAEL SLONSKI, CHAIR
- Phone
- (206) 215-4700
- Website
- WWW.SEATTLESYMPHONY.ORG
- Return prepared by
- CLARK NUBER PS
Mission
THE PRIMARY PURPOSE OF THE SEATTLE SYMPHONY FOUNDATION IS TO AID AND SUPPORT THE SEATTLE SYMPHONY ORCHESTRA AND BENAROYA HALL MUSIC CENTER ENDOWMENTS.
Program accomplishments
- THE FOUNDATION'S ARTICLES OF INCORPORATION PROVIDE THAT UP TO 7.5% OF THE 36 MONTH ROLLING AVERAGE OF THE ENDOWMENT VALUE BE DISTRIBUTED ANNUALLY TO THE SEATTLE SYMPHONY ORCHESTRA TO SUPPORT ITS OPERATIONS. IN 2024, THE FOUNDATION BOARD APPROVED A DISTRIBUTION TO THE ORCHESTRA TOTALING 5% OF THE 36 MONTH AVERAGE OF ENDOWMENT VALUES.IN 2019 THE FOUNDATION ADDED A NEW ENDOWMENT FUND FOR THE BENEFIT OF BENAROYA MUSIC HALL. IN 2024, THE FOUNDATION BOARD APPROVED A DISTRIBUTION TO BENAROYA HALL TOTALING 5% OF A ROLLING 36 MONTH AVERAGE OF THE ENDOWMENT VALUES.Expenses $3,121,645 · grants $3,121,645
What it must file and when
IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in August, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | August 31, 2026 | January 15, 2027 | Not due yet |
| 2024 | August 31, 2025 | January 15, 2026 | 990 on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990 on file |
IRS record
- EIN
- 91-1351925
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Supporting organization (509(a)(3))
- Donations deductible (Pub 78)
- Supporting organization of unknown type
- Exempt since
- 1987
- Accounting year ends
- August
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A69I)
- Assets (IRS master file)
- $50,295,071
- Income (IRS master file)
- $5,098,029
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | August 2025 | $5,098,029 | $3,575,959 | $50,295,071 | XML |
| 990 | August 2024 | $4,890,345 | $2,098,132 | $49,172,703 | XML |
| 990 | August 2023 | $7,550,149 | $1,982,229 | $43,445,293 | XML |
| 990 | August 2022 | $3,508,429 | $1,837,747 | $41,683,868 | IRS |
| 990 | August 2021 | – | – | – | IRS |
| 990 | August 2020 | – | – | – | IRS |
| 990 | August 2019 | – | – | – | IRS |
| 990 | August 2018 | – | – | – | IRS |
990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 91-1351925).
Questions about SEATTLE SYMPHONY FOUNDATION
- What is the EIN of SEATTLE SYMPHONY FOUNDATION?
- The employer identification number (EIN) of SEATTLE SYMPHONY FOUNDATION is 91-1351925.
- Is SEATTLE SYMPHONY FOUNDATION tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1987.
- Are donations to SEATTLE SYMPHONY FOUNDATION tax-deductible?
- Yes. It is listed in IRS Publication 78 (Supporting organization of unknown type).
- Which annual return does SEATTLE SYMPHONY FOUNDATION file?
- Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
- When is the next return of SEATTLE SYMPHONY FOUNDATION due?
- The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did SEATTLE SYMPHONY FOUNDATION last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended August 2025.
- Who is the principal officer of SEATTLE SYMPHONY FOUNDATION?
- The 990 for the year ended August 31, 2025 names MICHAEL SLONSKI.
- Who are the officers and directors of SEATTLE SYMPHONY FOUNDATION?
- The 990 for the year ended August 31, 2025 lists 13 people; 0 received compensation from the organization.
- How much revenue does SEATTLE SYMPHONY FOUNDATION have?
- On its 990 for the year ended August 31, 2025 it reported revenue of $5,098,029, expenses of $3,575,959 and total assets of $50,295,071 at year end.
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