Nonprofit · EIN 82-3653547
CELLOBELLO INC
Tax-exempt · BOSTON, MA 02115
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $51,070 | $130,824 | -$79,754 | $56,886 | $6,500 | $50,386 |
| December 31, 2024 | 990 | $323,408 | $343,602 | -$20,194 | $131,222 | $1,084 | $130,138 |
| December 31, 2023 | 990 | $301,045 | $353,454 | -$52,409 | $153,651 | $3,320 | $150,331 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $43,172
- Program service revenue
- $6,222
- Investment income
- $5
- Net income from sales of inventory
- $1,671
- Other revenue
- $1,671
Expenses
- Grants and similar amounts paid
- $0
- Salaries, compensation and benefits (total)
- $0
- Professional fundraising fees
- $0
- Legal fees
- $222
- Accounting fees
- $5,639
- Travel
- $175
- Program services (functional)
- $60,915
- Management and general (functional)
- $65,671
- Fundraising (functional)
- $4,238
Balance sheet and other
- Total assets, start of year
- $131,222
- Total assets, end of year
- $56,886
- Total liabilities, end of year
- $6,500
- Net assets, end of year
- $50,386
- Net assets without donor restrictions
- $26,907
- Net assets with donor restrictions
- $23,479
- Gross receipts
- $54,314
- Employees
- 0
- Volunteers
- 1
- Year formed
- 2018
- State of legal domicile
- MA
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 December 31, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Paul Katz | Direector Trustee or director, Officer | 1 | $0 |
| Natasha Brofsky | Director Trustee or director | 1 | $0 |
| Brant Taylor | Director Trustee or director | 1 | $0 |
| Paul Mattal | Secretary Trustee or director | 5 | $0 |
| Lorraine Idson | Board Chair Trustee or director, Officer | 5 | $0 |
| Astrid Schween | Director Trustee or director | 1 | $0 |
| Jay Dweck | Director, Treasurer Trustee or director, Officer | 5 | $0 |
| Sarah Forbes Orwig | Director Trustee or director | 1 | $0 |
| Jeffrey Zeigler | Director Trustee or director | 1 | $0 |
| Kitty Rothschild | Director Trustee or director | 1 | $0 |
| Yo-Yo Ma | Honorary President Trustee or director | 1 | $0 |
| Robin Dunn Blossom | Director Trustee or director | 1 | $0 |
| Kevin Kwan Loucks | Director Trustee or director | 1 | $0 |
| Pei-Shan Lee | Director Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 15 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Robert Rund | Executive Director Officer | 40 | $101,952 |
| Paul Katz | Direector Trustee or director, Officer | 1 | $0 |
| Natasha Brofsky | Director Trustee or director | 1 | $0 |
| Brant Taylor | Director Trustee or director | 1 | $0 |
| Paul Mattal | Secretary Trustee or director | 5 | $0 |
| Lorraine Idson | Board Chair Trustee or director, Officer | 5 | $0 |
| Astrid Schween | Director Trustee or director | 1 | $0 |
| Jay Dweck | Director, Treasurer Trustee or director, Officer | 5 | $0 |
| Sarah Forbes Orwig | Director Trustee or director | 1 | $0 |
| Jeffrey Zeigler | Director Trustee or director | 1 | $0 |
| Kitty Rothschild | Director Trustee or director | 1 | $0 |
| Yo-Yo Ma | Honorary President Trustee or director | 1 | $0 |
| Robin Dunn Blossom | Director Trustee or director | 1 | $0 |
| Kevin Kwan Loucks | Director Trustee or director | 1 | $0 |
| Pei-Shan Lee | Director Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Robert Rund | Executive Director Officer | 40 | $115,000 |
| Paul Katz | Chair, President Trustee or director, Officer | 5 | $0 |
| Natasha Brofsky | Director Trustee or director | 1 | $0 |
| Brant Taylor | Director Trustee or director | 1 | $0 |
| Pei-Shan Lee | Director Trustee or director, Officer | 1 | $0 |
| Deborah Smith | Director Trustee or director | 1 | $0 |
| Paul Mattal | Director Trustee or director | 1 | $0 |
| Lorraine Idson | Director, Secretary Trustee or director, Officer | 5 | $0 |
| Astrid Schween | Director Trustee or director | 1 | $0 |
| Jay Dweck | Director, Treasurer Trustee or director, Officer | 1 | $0 |
| Sarah Forbes Orwig | Director Trustee or director | 1 | $0 |
| Jeffrey Zeigler | Director Trustee or director | 1 | $0 |
| Kitty Rothschild | Director Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 236 HUNTINGTON AVE STE 301, BOSTON, MA 02115-4701
- In care of
- % PAUL KATZ
- Principal officer (990 for 2025)
- Kevin Kwan Loucks, PO Box 230621, Boston, MA 02123
- Signed the 990
- Kevin Kwan Loucks, CEO
- Phone
- (617) 777-4935
- Website
- cellobello.org
- Return prepared by
- LCW CPAs
Mission
Nurture and strengthen a global cello community through free online instruction and advice from renowned cellists and teachers.
Program accomplishments
- Provide free online resources related to playing the cello, including lessons, master classes, interviews and interactive chats with artist- teachers from the solo, chamber music, orchestral and teaching professions.Expenses $60,915 · revenue $722
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 December, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 82-3653547
- 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
- 2018
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Arts, culture and humanities (A68)
- Assets (IRS master file)
- $56,886
- Income (IRS master file)
- $54,314
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $51,070 | $130,824 | $56,886 | IRS |
| 990 | December 2024 | $323,408 | $343,602 | $131,222 | XML |
| 990 | December 2023 | $301,045 | $353,454 | $153,651 | XML |
| 990 | December 2022 | $215,522 | $297,445 | $212,555 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990-EZ | December 2020 | – | – | – | IRS |
| 990-EZ | December 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 82-3653547).
Questions about CELLOBELLO INC
- What is the EIN of CELLOBELLO INC?
- The employer identification number (EIN) of CELLOBELLO INC is 82-3653547.
- Is CELLOBELLO INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2018.
- Are donations to CELLOBELLO INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CELLOBELLO 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 CELLOBELLO INC due?
- The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CELLOBELLO INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who is the principal officer of CELLOBELLO INC?
- The 990 for the year ended December 31, 2025 names Kevin Kwan Loucks.
- Who are the officers and directors of CELLOBELLO INC?
- The 990 for the year ended December 31, 2025 lists 14 people; 0 received compensation from the organization.
- How much revenue does CELLOBELLO INC have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $51,070, expenses of $130,824 and total assets of $56,886 at year end.
Other nonprofits in BOSTON
- MUSEUM OF FINE ARTS EIN 04-2103607 · last filed 990 for 2025
- BOSTON SYMPHONY ORCHESTRA INC EIN 04-2103550 · last filed 990 for 2025
- MUSEUM OF SCIENCE EIN 04-2103916 · last filed 990 for 2025
- BOSTON BALLET INC EIN 04-2312734 · last filed 990 for 2025
- ISABELLA STEWART GARDNER MUSEUM INC EIN 04-2104334 · last filed 990 for 2025
- FACING HISTORY & OURSELVES INC EIN 04-2761636 · last filed 990 for 2025
- INSTITUTE OF CONTEMPORARY ART EIN 04-2104327 · last filed 990 for 2025
- HUNTINGTON THEATRE COMPANY INC EIN 22-2659560 · last filed 990 for 2025
All nonprofits in BOSTON · Massachusetts · Arts, culture and humanities