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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 39-3222929

MATHSTEM FOUNDATION

Tax-exempt · ANNAPOLIS, MD 21401

Financials

$15K$8K2025
Revenue Expenses · by fiscal year end
Financials of MATHSTEM FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$14,995$8,219$6,776$6,776$0$6,776
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$20,515
Program service revenue
$0
Investment income
$0
Net income from fundraising events
-$4,520
Net income from sales of inventory
-$1,000
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Professional fees and payments to contractors
$2,414
Printing, publications and postage
$1,296
Other expenses
$4,509
Program services (functional)
$8,219

Balance sheet and other

Total assets, start of year
$0
Total assets, end of year
$6,776
Total liabilities, end of year
$0
Net assets, end of year
$6,776
Cash, savings and investments
$6,776
Gross receipts
$20,515

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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Elbert Lucien Cox JrFounder, Executive Director20$0
Eurica CoxFounder, Chief Executive Officer40$0
Kartik ShethDirector of Global Outreach10$0
Eric HolmesDirector of Programs10$0
Cheyene HenryJr. Director of Youth Advocacy10$0

Address and contacts

Address (IRS master file)
1910 TOWNE CENTRE BLVD STE 250, ANNAPOLIS, MD 21401-3599
Signed the 990-EZ
Elbert Cox Jr, Founder
Phone
(410) 320-9903

Mission

MathSTEM provides early childhood math education and enrichment through accessible, community based and hybrid learning programs. The organization promotes foundational math skills by using storytelling, hands on activities, and culturally relevant instructional methods designed to increase confidence and engagement among young learners. MathSTEM collaborates with universities, student ambassadors, and STEM professionals to ultimately deliver math enrichment in schools, libraries, recreation centers, and digital formats, ensuring that children and families have equitable access to high quality early math learning opportunities.

990-EZ for the year ended December 31, 2025

Program accomplishments

  • MathSTEM Foundation website development, marketing materials and branding acquisition for non-profit start-up needs and requirements. Data analytics show 786 website sessions performed, globally, across the United States, Singapore, Pakistan, Canada, India, United Kingdom, and France.
    Expenses $4,509
  • MathSTEM signature program support service activities for inaugural STEM student workshop planned (and conducted) for February 2026.
    Expenses $3,710

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990-EZ on file
2024December 31, 2024May 15, 2025Check at the IRS
2023December 31, 2023May 15, 2024Check at the IRS

File the 2026 990-N for MATHSTEM FOUNDATION

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
39-3222929
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
2026
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Education (B90)
Assets (IRS master file)
$6,776
Income (IRS master file)
$20,515

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$14,995$8,219$6,776XML

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 39-3222929).

Questions about MATHSTEM FOUNDATION

What is the EIN of MATHSTEM FOUNDATION?
The employer identification number (EIN) of MATHSTEM FOUNDATION is 39-3222929.
Is MATHSTEM FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2026.
Are donations to MATHSTEM FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MATHSTEM FOUNDATION file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of MATHSTEM FOUNDATION 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 MATHSTEM FOUNDATION last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who are the officers and directors of MATHSTEM FOUNDATION?
The 990-EZ for the year ended December 31, 2025 lists 5 people; 0 received compensation from the organization.
How much revenue does MATHSTEM FOUNDATION have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $14,995, expenses of $8,219 and total assets of $6,776 at year end.

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