Nonprofit · EIN 46-4383141
MIAMI CHAMBER MUSIC SOCIETY
Tax-exempt · PALMETTO BAY, FL 33176
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990 | $342,624 | $245,066 | $97,558 | $270,971 | $0 | $270,971 |
| August 31, 2024 | 990 | $178,365 | $123,708 | $54,657 | $195,949 | $0 | $195,949 |
| August 31, 2023 | 990-EZ | $159,825 | $123,867 | $35,958 | $141,292 | $0 | $141,292 |
Financial details: 990 for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $276,658
- of which government grants
- $127,242
- Program service revenue
- $65,966
- Investment income
- $0
- Other revenue
- $0
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $164,285
- Salaries, compensation and benefits (total)
- $164,285
- Professional fundraising fees
- $0
- Occupancy
- $11,176
- Travel
- $3,008
- Program services (functional)
- $184,730
- Management and general (functional)
- $60,336
Balance sheet and other
- Total assets, start of year
- $195,949
- Total assets, end of year
- $270,971
- Total liabilities, end of year
- $0
- Net assets, end of year
- $270,971
- Gross receipts
- $342,624
- Employees
- 0
- Volunteers
- 7
- Year formed
- 2013
- State of legal domicile
- FL
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 |
|---|---|---|---|
| Marina Radiushina | Artistic Director Trustee or director, Officer | 40 | $58,000 |
| Lewis Eidson | President Trustee or director, Officer | 5 | $0 |
| Margaret Eidson | Director Trustee or director, Officer | 2 | $0 |
990 for the year ended August 31, 2024: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Marina Radiushina | Artistic Director Key employee | 60 | $30,000 |
| Lewis Eidson | President Trustee or director | 5 | $0 |
| Margaret Eidson | Director Trustee or director | 5 | $0 |
990-EZ for the year ended August 31, 2023: 3 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Marina Radiushina | Artistic Director | 40 | $60,000 |
| Lewis Eidson | President | 6 | $0 |
| Margaret Eidson | Director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 14155 SW 88TH AVE, PALMETTO BAY, FL 33176-7207
- In care of
- % MARINA RADIUSHINA
- Mailing address (990-N for 2015)
- 14155 SW 88 Ave, miami FL 33176
- Principal officer (990 for 2024)
- Lewis S Eidson, 806 Douglas Rd Ste 1200, Coral Gables, FL 33134
- Principal officer (990-N for 2015)
- Lewis Eidson, 255 Alhambra Circle, coral gables FL 33134
- Signed the 990
- Marina Radiushina, Artistic Director
- Phone
- (786) 556-1715
- Website
- www.mainlymozart.com
Mission
Miami Chamber Music Society is committed to presenting world-class classical music performances to the audiences of Miami-Dade, commissioning new works in various artistic disciplines, developing educational initiatives, and maximizing the positive impact of art on the community.
Program accomplishments
- Presented twelve classical music concerts as part of the Mainly Mozart Festival, featuring distinguished and emerging artists and a broad range of chamber music repertoire. The Festival reached more than 3,000 audience members and expanded access to high-quality live classical music throughout the South Florida community.Expenses $124,356 · revenue $38,373
- Presented twenty educational and community outreach programs, including the Classical Ignite music education initiative, designed to expand access to classical music, engage young audiences, and support music education throughout Miami-Dade County. These programs reached approximately 2,700 students and community members through live performances, youth concerts, and interactive educational activities.Expenses $60,374 · revenue $27,593
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
- 46-4383141
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (170(b)(1)(A)(vi))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 2016
- Accounting year ends
- August
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A6C)
- Assets (IRS master file)
- $270,971
- Income (IRS master file)
- $342,624
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | August 2025 | $342,624 | $245,066 | $270,971 | XML |
| 990 | August 2024 | $178,365 | $123,708 | $195,949 | XML |
| 990-EZ | August 2023 | $159,825 | $123,867 | $141,292 | XML |
| 990 | August 2022 | $301,011 | $260,404 | $105,334 | IRS |
| 990-EZ | August 2021 | – | – | – | IRS |
| 990-N for 2015 Officer: Lewis Eidson | December 31, 2015 | ≤ $50,000 receipts | – | – | e-Postcard |
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 46-4383141).
Questions about MIAMI CHAMBER MUSIC SOCIETY
- What is the EIN of MIAMI CHAMBER MUSIC SOCIETY?
- The employer identification number (EIN) of MIAMI CHAMBER MUSIC SOCIETY is 46-4383141.
- Is MIAMI CHAMBER MUSIC SOCIETY tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2016.
- Are donations to MIAMI CHAMBER MUSIC SOCIETY tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MIAMI CHAMBER MUSIC SOCIETY 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 MIAMI CHAMBER MUSIC SOCIETY 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 MIAMI CHAMBER MUSIC SOCIETY 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 MIAMI CHAMBER MUSIC SOCIETY?
- The 990 for the year ended August 31, 2025 names Lewis S Eidson.
- Who are the officers and directors of MIAMI CHAMBER MUSIC SOCIETY?
- The 990 for the year ended August 31, 2025 lists 3 people; 1 received compensation from the organization, the highest $58,000 (Marina Radiushina, Artistic Director).
- How much revenue does MIAMI CHAMBER MUSIC SOCIETY have?
- On its 990 for the year ended August 31, 2025 it reported revenue of $342,624, expenses of $245,066 and total assets of $270,971 at year end.
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