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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 92-3242587

UNDAUNTEDK12

Tax-exempt · SAN FRANCISCO, CA 94104

Financials

$1.6M$707K2023$2.2M$1.2M2024$1.8M$1.5M2025
Revenue Expenses · by fiscal year end
Financials of UNDAUNTEDK12 by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$1,828,388$1,483,357$345,031$2,254,224$59,968$2,194,256
December 31, 2024990$2,164,939$1,151,583$1,013,356$1,889,490$40,265$1,849,225
December 31, 2023990$1,550,346$707,223$843,123$864,006$20,883$843,123
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$1,670,664
Program service revenue
$127,135
Investment income
$30,589
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$370,595
Other salaries and wages
$527,410
Salaries, compensation and benefits (total)
$1,068,467
Professional fundraising fees
$11,275
Legal fees
$656
Accounting fees
$41,250
Travel
$66,078
Program services (functional)
$1,154,123
Management and general (functional)
$210,578
Fundraising (functional)
$118,656

Balance sheet and other

Total assets, start of year
$1,889,490
Total assets, end of year
$2,254,224
Total liabilities, end of year
$59,968
Net assets, end of year
$2,194,256
Net assets without donor restrictions
$1,487,624
Net assets with donor restrictions
$706,632
Gross receipts
$1,828,388
Employees
8
Volunteers
3
Year formed
2023
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 / weekCompensationOther / benefits
Jonathan KleinCEO & CoFounder
Trustee or director, Officer
40$283,010$55,236
Sarah HeineChief of Staff40$165,349$33,632
Sara RossCoFounder/Sctry
Trustee or director, Officer
40$63,914$2,089
Greg NelsonTreasurer
Trustee or director, Officer
2$0$0
Emma BloombergDirector
Trustee or director
2$0$0
Brenda CasselliusDirector
Trustee or director
2$0$0
990 for the year ended December 31, 2024: 7 people
NameTitleHours / weekCompensationOther / benefits
Jonathan KleinCEO & CoFounder
Trustee or director, Officer
40$284,070$50,953
Sarah HeineChief of Staff40$162,520$26,064
Stephanie SeidmonProgram Director40$116,444$22,285
Sara RossCoFounder/Sctry
Trustee or director, Officer
40$35,074$750
Greg NelsonTreasurer
Trustee or director, Officer
2$0$0
Emma BloombergDirector
Trustee or director
2$0$0
Brenda CasselliusDirector
Trustee or director
2$0$0
990 for the year ended December 31, 2023: 3 people
NameTitleHours / weekCompensationOther / benefits
Jonathan KleinCEO & President
Trustee or director, Officer
40$168,432$36,243
Greg NelsonTreasurer
Trustee or director, Officer
2$0$0
Sara RossSecretary
Trustee or director, Officer
40$0$0

Address and contacts

Address (IRS master file)
548 MARKET ST PMB 83811, SAN FRANCISCO, CA 94104-5401
In care of
% JONATHAN KLEIN
Principal officer (990 for 2025)
Jonathan Klein, 548 Market St PMB 83811, San Francisco, CA 94104
Signed the 990
Jonathan Klein, CEO & Co-Founder
Phone
(510) 593-4555
Return prepared by
Crosby & Kaneda CPAs LLP

California records

California keeps its own records of charities and corporations. Search them by EIN 92-3242587 or by the name UNDAUNTEDK12.

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

Mission

UndauntedK12 is working to ensure that every student has the opportunity to attend a safe, healthy, and resilient school.

990 for the year ended December 31, 2025

Program accomplishments

  • UndauntedK12 engages in resource and tool creation, thought leadership, communications, advocacy, coalition building and convening, leadership development, and technical assistance surrounding opportunities to advance healthy, resilient, cost-effective, sustainable school infrastructure. This includes disseminating information about federal and state funding opportunities to education leaders, sharing success stories, and gathering coalitions of educators, students, and community partners to participate in enacting change in their schools and districts.
    Expenses $1,154,123 · revenue $127,135

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
92-3242587
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
2023
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Environment (C01)
Assets (IRS master file)
$2,254,224
Income (IRS master file)
$1,828,388

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$1,828,388$1,483,357$2,254,224XML
990December 2024$2,164,939$1,151,583$1,889,490XML
990December 2023$1,550,346$707,223$864,006XML

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 92-3242587).

Questions about UNDAUNTEDK12

What is the EIN of UNDAUNTEDK12?
The employer identification number (EIN) of UNDAUNTEDK12 is 92-3242587.
Is UNDAUNTEDK12 tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2023.
Are donations to UNDAUNTEDK12 tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does UNDAUNTEDK12 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 UNDAUNTEDK12 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 UNDAUNTEDK12 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 UNDAUNTEDK12?
The 990 for the year ended December 31, 2025 names Jonathan Klein.
Who are the officers and directors of UNDAUNTEDK12?
The 990 for the year ended December 31, 2025 lists 6 people; 3 received compensation from the organization, the highest $283,010 (Jonathan Klein, CEO & CoFounder).
How much revenue does UNDAUNTEDK12 have?
On its 990 for the year ended December 31, 2025 it reported revenue of $1,828,388, expenses of $1,483,357 and total assets of $2,254,224 at year end.

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