Nonprofit · EIN 33-0630904
MOUNTAINSIDE MASTER CHORALE INC
Tax-exempt · CLAREMONT, CA 91711
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| August 31, 2025 | 990-EZ | $69,371 | $71,523 | -$2,152 | $59,673 | $0 | $59,673 |
| August 31, 2024 | 990-EZ | $47,244 | $54,800 | -$7,556 | $61,825 | $0 | $61,825 |
Financial details: 990-EZ for the year ended August 31, 2025
Revenue
- Contributions, gifts and grants
- $39,434
- Membership dues
- $11,524
- Program service revenue
- $13,560
- Investment income
- $510
- Net income from fundraising events
- $3,243
- Other revenue
- $1,100
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $38,313
- Salaries, compensation and benefits (total)
- $0
- Professional fees and payments to contractors
- $59,006
- Occupancy
- $2,388
- Printing, publications and postage
- $2,319
- Other expenses
- $7,810
- Program services (functional)
- $66,879
Balance sheet and other
- Total assets, start of year
- $61,825
- Total assets, end of year
- $59,673
- Total liabilities, end of year
- $0
- Net assets, end of year
- $59,673
- Cash, savings and investments
- $59,673
- Gross receipts
- $69,371
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-EZ for the year ended August 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Matthew Miles | Artistic Director | 5 | $15,000 |
| Zach DeChance | Accompanist | 5 | $7,344 |
| Susan Winckler | Assistant Artistic Director | 7.5 | $4,000 |
| Mindy Kim | Alto Staff Singer | 3 | $3,294 |
| Patrick Blackwell | Bass Staff Singer | 3 | $3,125 |
| Karen Morrison | Soprano Staff Singer | 3 | $3,050 |
| Robin Billings-Reyes | Women's Section Leader | 7.5 | $2,500 |
| John Beckman | President | 5 | $0 |
| Deena Ortiz | Vice President | 3 | $0 |
| Lisa Simpson | Treasurer | 7.5 | $0 |
| Nancy Rodewold | Secretary | 3 | $0 |
| Tom Molinaro | Director | 2 | $0 |
| Margaret Riehn | Director | 3 | $0 |
990-EZ for the year ended August 31, 2024: 14 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Matthew Miles | Artistic Director | 5 | $13,000 |
| Zach DeChance | Accompanist | 3 | $7,050 |
| Susan Winckler | Assistant Artistic Director | 5 | $3,500 |
| Karen Morrison | Soprano Staff Singer | 2 | $2,950 |
| Mindy Kim | Alto Staff Singer | 2 | $2,850 |
| Patrick Blackwell | Bass Staff Singer | 2 | $2,400 |
| Robin Billings-Reyes | Women's Section Leader | 4 | $2,000 |
| Will Rowley | Tenor Staff Singer | 2 | $1,150 |
| John Beckman | President | 5 | $0 |
| Deena Ortiz | Vice President | 2 | $0 |
| Lisa Simpson | Treasurer | 5 | $0 |
| Nancy Rodewold | Secretary | 4 | $0 |
| Tom Molinaro | Director | 2 | $0 |
| Margaret Riehn | Director | 3 | $0 |
Address and contacts
- Address (IRS master file)
- PO BOX 268, CLAREMONT, CA 91711-0268
- In care of
- % ANN THOMAS
- Signed the 990-EZ
- Lisa Simpson, Treasurer
- Phone
- (909) 624-9663
California records
California keeps its own records of charities and corporations. Search them by EIN 33-0630904 or by the name MOUNTAINSIDE MASTER CHORALE INC.
- Attorney General, Registry of Charities and Fundraisers
- Registration status and filed reports (CT-TR-1, RRF-1)
- Secretary of State, bizfile Online
- Corporation status, entity number, agent for service
- Franchise Tax Board
- Entity status letter (state tax exemption, good standing)
Mission
Presenting choral music to the community
Program accomplishments
- October Choral Concert for the community, 146 attendees, live performanceExpenses $11,080
- Christmas choral concert for the community, 156 attendees, live performanceExpenses $17,363
- March choral concert for the community, 106 attendees, live performanceExpenses $12,435
- May Choral Concert for the community, 202 attendees, live performanceExpenses $26,001
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-EZ on file |
| 2023 | August 31, 2024 | January 15, 2025 | 990-EZ on file |
IRS record
- EIN
- 33-0630904
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1994
- Accounting year ends
- August
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A6B)
- Assets (IRS master file)
- $59,673
- Income (IRS master file)
- $69,371
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990-EZ | August 2025 | $69,371 | $71,523 | $59,673 | XML |
| 990-EZ | August 2024 | $47,244 | $54,800 | $61,825 | XML |
| 990-EZ | August 2023 | – | – | – | IRS |
| 990-EZ | August 2022 | – | – | – | IRS |
| 990-EZ | August 2021 | – | – | – | IRS |
| 990-EZ | August 2020 | – | – | – | IRS |
| 990-EZ | August 2019 | – | – | – | IRS |
| 990-EZ | 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 33-0630904).
Questions about MOUNTAINSIDE MASTER CHORALE INC
- What is the EIN of MOUNTAINSIDE MASTER CHORALE INC?
- The employer identification number (EIN) of MOUNTAINSIDE MASTER CHORALE INC is 33-0630904.
- Is MOUNTAINSIDE MASTER CHORALE INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1994.
- Are donations to MOUNTAINSIDE MASTER CHORALE INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does MOUNTAINSIDE MASTER CHORALE INC 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 MOUNTAINSIDE MASTER CHORALE INC 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 MOUNTAINSIDE MASTER CHORALE INC last file with the IRS?
- The latest return in the IRS public files is the 990-EZ for the year ended August 2025.
- Who are the officers and directors of MOUNTAINSIDE MASTER CHORALE INC?
- The 990-EZ for the year ended August 31, 2025 lists 13 people; 7 received compensation from the organization, the highest $15,000 (Matthew Miles, Artistic Director).
- How much revenue does MOUNTAINSIDE MASTER CHORALE INC have?
- On its 990-EZ for the year ended August 31, 2025 it reported revenue of $69,371, expenses of $71,523 and total assets of $59,673 at year end.
Other nonprofits in CLAREMONT
- THE PACIFICA FOUNDATION EIN 94-1347046 · last filed 990 for 2021
- CLAREMONT COMMUNITY SCHOOL OF MUSIC EIN 23-7230839 · last filed 990 for 2025
- RAYMOND M ALF MUSEUM OF PALEONTOLOGY EIN 95-3366309 · last filed 990 for 2025
- THE CLAREMONT FORUM EIN 95-4423260 · last filed 990 for 2025
- CLAREMONT LEWIS MUSEUM OF ART EIN 56-2482095 · last filed 990 for 2025
- OPHELIAS JUMP PRODUCTIONS A CALIFORNIA PUBLIC BENEFIT CORPORAT EIN 46-2581112 · last filed 990 for 2025
- MING CHEN ART FOUNDATION EIN 33-1794894 · last filed 990-PF for 2025
- KAROUSEL KIDS INC EIN 95-3772761 · last filed 990 for 2024
All nonprofits in CLAREMONT · California · Arts, culture and humanities