Nonprofit · EIN 04-2321011
CAMBRIDGE MONTESSORI SCHOOL INC
Tax-exempt · CAMBRIDGE, MA 02138
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| June 30, 2025 | 990 | $5,690,873 | $5,944,049 | -$253,176 | $6,333,721 | $5,201,085 | $1,132,636 |
| June 30, 2024 | 990 | $5,589,142 | $5,797,162 | -$208,020 | $6,773,401 | $5,387,589 | $1,385,812 |
| June 30, 2023 | 990 | $3,669,519 | $5,166,246 | -$1,496,727 | $6,871,771 | $5,277,939 | $1,593,832 |
Financial details: 990 for the year ended June 30, 2025
Revenue
- Contributions, gifts and grants
- $83,547
- of which government grants
- $24,000
- Program service revenue
- $5,423,300
- Investment income
- $135,625
- Net income from fundraising events
- $48,401
- Other revenue
- $48,401
Expenses
- Grants and similar amounts paid
- $553,533
- Other salaries and wages
- $3,334,363
- Salaries, compensation and benefits (total)
- $3,957,573
- Professional fundraising fees
- $0
- Legal fees
- $10,484
- Accounting fees
- $25,655
- Occupancy
- $504,435
- Depreciation
- $78,762
- Program services (functional)
- $5,025,167
- Management and general (functional)
- $872,203
- Fundraising (functional)
- $46,679
Balance sheet and other
- Total assets, start of year
- $6,773,401
- Total assets, end of year
- $6,333,721
- Total liabilities, end of year
- $5,201,085
- Net assets, end of year
- $1,132,636
- Land, buildings and equipment
- $1,619,651
- Publicly traded securities
- $41,842
- Net assets without donor restrictions
- $1,132,636
- Gross receipts
- $5,713,909
- Employees
- 89
- Volunteers
- 0
- Year formed
- 1964
- 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 June 30, 2025, highest compensation first.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Sue Angelides | Head of School Officer | 40 | $341,792 |
| Nikki Jacobs | CFO Officer | 40 | $192,241 |
| Anne Lawson | Trustee Trustee or director, Officer | 2 | $0 |
| Michael Flannery | Chair Trustee or director, Officer | 2 | $0 |
| Sophie Emperador | Trustee Trustee or director | 2 | $0 |
| Shweta Gadgil | Trustee Trustee or director | 2 | $0 |
| Abe Gore | Trustee Trustee or director | 2 | $0 |
| Alfred Ding | Trustee Trustee or director | 2 | $0 |
| Eswar Mani | Trustee Trustee or director | 2 | $0 |
| Courtney Slade | Trustee Trustee or director | 1 | $0 |
| Mike Moran | Treasurer Trustee or director | 1 | $0 |
| Nate Swift | Trustee Trustee or director | 2 | $0 |
| Manuel Bertolotto | Trustee Trustee or director | 2 | $0 |
990 for the year ended June 30, 2024: 14 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Sue Angelides | Head of School Officer | 40 | $275,000 |
| Nikki Jacobs | CFO Officer | 40 | $151,544 |
| Allison Lynch | Assistant Head of School Officer | 40 | $141,377 |
| Maggie Moyers | Staff Highest-paid employee | 40 | $116,597 |
| Anne Lawson | Treasurer Trustee or director, Officer | 2 | $0 |
| Robert Cooke | Secretary Trustee or director, Officer | 2 | $0 |
| Michael Flannery | Chair Trustee or director, Officer | 2 | $0 |
| Todd Goulet | Trustee Trustee or director | 2 | $0 |
| John Sweeney | Trustee Trustee or director | 2 | $0 |
| Amelia Newbury | Trustee Trustee or director | 2 | $0 |
| Sara Ontiveros | Trustee Trustee or director | 2 | $0 |
| Mike Cragg | Trustee Trustee or director | 2 | $0 |
| Courtney Slade | Trustee Trustee or director | 1 | $0 |
| Mike Moran | Trustee Trustee or director | 1 | $0 |
990 for the year ended June 30, 2023: 13 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| Nikki Jacobs | CFO Officer | 40 | $152,351 |
| Allison Lynch | Assistant Head of School Officer | 40 | $117,103 |
| Debra Smith | Head of Admissions Highest-paid employee | 40 | $100,964 |
| Anne Lawson | Treasurer Trustee or director, Officer | 2 | $0 |
| Robert Cooke | Clerk Trustee or director, Officer | 2 | $0 |
| Michael Flannery | President Trustee or director, Officer | 2 | $0 |
| Todd Goulet | Trustee Trustee or director | 2 | $0 |
| John Sweeney | Trustee Trustee or director | 2 | $0 |
| Amelia Newbury | Trustee Trustee or director | 2 | $0 |
| Sarah Ontiveros | Trustee Trustee or director | 2 | $0 |
| Jill Becker | Trustee Trustee or director | 2 | $0 |
| Mike Cragg | Trustee Trustee or director | 2 | $0 |
| Sue Angelides | Head of School Officer | 40 | $0 |
Address and contacts
- Address (IRS master file)
- 161 GARDEN ST, CAMBRIDGE, MA 02138-1240
- Principal officer (990 for 2024)
- Nikki Jacobs, 129 Sherman Street, Cambridge, MA 02140
- Signed the 990
- Nikki Jacobs, CFO
- Phone
- (617) 492-3410
- Website
- cambridgemontessori.org
- Return prepared by
- LCW CPAs
Mission
AT CAMBRIDGE MONTESSORI SCHOOL, WE PARTNER WITH OUR DIVERSE COMMUNITY, USING AUTHENTIC MONTESSORI PRINCIPLES TO REVEAL EACH CHILD'S INNATE LOVE OF LEARNING AND PREPARE OUR CHILDREN TO THRIVE IN A COMPLEX WORLD.
Program accomplishments
- TODDLER THROUGH MIDDLE SCHOOL EDUCATION PROGRAMS TO CHILDREN RANGING FROM 21 MONTHS TO 14 YEARS OLD, ALONG WITH DAY CARE SERVICES.Expenses $5,025,167 · grants $553,533 · revenue $5,423,300
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 June, so each return is due on the 15th day of the 5th month after that.
| Tax year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | June 30, 2026 | November 16, 2026 | Not due yet |
| 2024 | June 30, 2025 | November 17, 2025 | 990 on file |
| 2023 | June 30, 2024 | November 15, 2024 | 990 on file |
IRS record
- EIN
- 04-2321011
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- School
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1964
- Accounting year ends
- June
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $6,333,721
- Income (IRS master file)
- $5,713,909
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | June 2025 | $5,690,873 | $5,944,049 | $6,333,721 | IRS |
| 990 | June 2024 | $5,589,142 | $5,797,162 | $6,773,401 | IRS |
| 990 | June 2023 | $3,669,519 | $5,166,246 | $6,871,771 | XML |
| 990-T | June 2023 | – | – | – | IRS |
| 990 | June 2022 | $6,512,909 | $6,013,101 | $12,137,807 | IRS |
| 990-T | June 2022 | – | – | – | IRS |
| 990 | June 2021 | – | – | – | IRS |
| 990-T | June 2021 | – | – | – | IRS |
| 990 | June 2020 | – | – | – | IRS |
| 990 | June 2019 | – | – | – | IRS |
| 990 | June 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 04-2321011).
Questions about CAMBRIDGE MONTESSORI SCHOOL INC
- What is the EIN of CAMBRIDGE MONTESSORI SCHOOL INC?
- The employer identification number (EIN) of CAMBRIDGE MONTESSORI SCHOOL INC is 04-2321011.
- Is CAMBRIDGE MONTESSORI SCHOOL INC tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1964.
- Are donations to CAMBRIDGE MONTESSORI SCHOOL INC tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does CAMBRIDGE MONTESSORI SCHOOL 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 CAMBRIDGE MONTESSORI SCHOOL INC due?
- The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
- When did CAMBRIDGE MONTESSORI SCHOOL INC last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended June 2025.
- Who is the principal officer of CAMBRIDGE MONTESSORI SCHOOL INC?
- The 990 for the year ended June 30, 2025 names Nikki Jacobs.
- Who are the officers and directors of CAMBRIDGE MONTESSORI SCHOOL INC?
- The 990 for the year ended June 30, 2025 lists 13 people; 2 received compensation from the organization, the highest $341,792 (Sue Angelides, Head of School).
- How much revenue does CAMBRIDGE MONTESSORI SCHOOL INC have?
- On its 990 for the year ended June 30, 2025 it reported revenue of $5,690,873, expenses of $5,944,049 and total assets of $6,333,721 at year end.
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