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Nonprofit · EIN 81-1842345

MARSHMALLOW MINDS

Tax-exempt · SUNNYVALE, CA 94087

Financials

$324K$194K2023$214K$330K2024$211K$209K2025
Revenue Expenses · by fiscal year end
Financials of MARSHMALLOW MINDS by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$211,439$208,896$2,543$93,949$0$93,949
December 31, 2024990$214,053$330,488-$116,435$91,407$11,426$79,981
December 31, 2023990$324,319$193,554$130,765$196,422$0$196,422
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$179,965
of which government grants
$32,384
Program service revenue
$31,474
Investment income
$0
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$109,972
Other salaries and wages
$38,287
Salaries, compensation and benefits (total)
$157,473
Professional fundraising fees
$680
Legal fees
$499
Accounting fees
$230
Travel
$5,271
Program services (functional)
$180,573
Management and general (functional)
$24,700
Fundraising (functional)
$3,624

Balance sheet and other

Total assets, start of year
$91,407
Total assets, end of year
$93,949
Total liabilities, end of year
$0
Net assets, end of year
$93,949
Gross receipts
$211,439
Employees
4
Volunteers
20
Year formed
2016
State of legal domicile
CA

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.

NameTitleHours / weekCompensation
Harini SenthilvasanCEO
Trustee or director, Key employee
25$60,000
Bharath KadabaBoard of Director
Trustee or director
1$0
CeCe MorkenBoard of Director
Trustee or director
1$0
Bhavna SharmaBoard of Director
Trustee or director
1$0
990 for the year ended December 31, 2024: 3 people
NameTitleHours / weekCompensation
Harini SenthilvasanCEO
Key employee
25$93,000
Bharath KadabaBoard of Director
Trustee or director
1$0
CeCe MorkenBoard of Director
Trustee or director
1$0
990 for the year ended December 31, 2023: 3 people
NameTitleHours / weekCompensation
Harini SenthilvasanCEO
Key employee
25$64,500
Bharath KadabaBoard of Director
Trustee or director
1$0
Nirmala RanganathanBoard of Director
Trustee or director
1$0

Address and contacts

Address (IRS master file)
1487 ORMSBY DR, SUNNYVALE, CA 94087-4248
In care of
% HARINI SENTHILVASAN
Principal officer (990 for 2025)
Harini Senthilvasan, 1487 ORMSBY DR, SUNNYVALE, CA 940874248
Signed the 990
Harini Senthilvasan, Executive Director
Phone
(408) 203-5767

California records

California keeps its own records of charities and corporations. Search them by EIN 81-1842345 or by the name MARSHMALLOW MINDS.

Attorney General, Registry of Charities and Fundraisers
Registration status and filed reports (CT-TR-1, RRF-1)

Mission

Our mission is to ignite a lifelong love of learning through engaging STEAM education. Too many students especially in under-resourced schools and communities do not have access to the knowledge and skills necessary for STEAM-enabled careers. We envision a world where all students have equal access to high-quality engaging STEAM education that nurtures lifelong curiosity creativity and collaborative spirit paving the way for success in their future careers.

990 for the year ended December 31, 2025

Program accomplishments

  • Free Outreach In-School Program: Marshmallow Minds partners with Title-1 schools that serve children from under-resourced communities and offers free in-school STEAM education services.
    Expenses $151,573 · grants $52,384
  • After-school and Summer Fee-Based Program: Marshmallow Minds partners with schools and offers after-school and summer STEAM education services for a fee.
    Expenses $17,000 · revenue $19,799
  • Fee-Based In-School Program: Marshmallow Minds partners with schools and offers in-school STEAM education services for a fee.
    Expenses $12,000 · revenue $11,675

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 yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026990 on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

IRS record

EIN
81-1842345
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
2019
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B90)
Assets (IRS master file)
$93,949
Income (IRS master file)
$211,439

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$211,439$208,896$93,949IRS
990December 2024$214,053$330,488$91,407IRS
990December 2023$324,319$193,554$196,422IRS
990-EZDecember 2022–––IRS
990-EZDecember 2021–––IRS
990-EZDecember 2020–––IRS
990-EZDecember 2019–––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 81-1842345).

Questions about MARSHMALLOW MINDS

What is the EIN of MARSHMALLOW MINDS?
The employer identification number (EIN) of MARSHMALLOW MINDS is 81-1842345.
Is MARSHMALLOW MINDS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2019.
Are donations to MARSHMALLOW MINDS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does MARSHMALLOW MINDS 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 MARSHMALLOW MINDS 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 MARSHMALLOW MINDS 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 MARSHMALLOW MINDS?
The 990 for the year ended December 31, 2025 names Harini Senthilvasan.
Who are the officers and directors of MARSHMALLOW MINDS?
The 990 for the year ended December 31, 2025 lists 4 people; 1 received compensation from the organization, the highest $60,000 (Harini Senthilvasan, CEO).
How much revenue does MARSHMALLOW MINDS have?
On its 990 for the year ended December 31, 2025 it reported revenue of $211,439, expenses of $208,896 and total assets of $93,949 at year end.

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