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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 27-0053014

SEATTLE CHILDRENS HOSPITAL

Also known as MITOCHONDRIAL RESEARCH GUILD

Tax-exempt · SEATTLE, WA 98145

Financials

$111K$153K2022$83K$90K2023$39K$39K2024
Revenue Expenses · by fiscal year end
Financials of SEATTLE CHILDRENS HOSPITAL by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
September 30, 2025990-EZ$39,212$39,019$193$4,245$0$4,245
September 30, 2024990-EZ$83,242$89,548-$6,306$4,052$0$4,052
September 30, 2023990-EZ$110,820$152,573-$41,753$10,358$0$10,358
Financial details: 990-EZ for the year ended September 30, 2025

Revenue

Contributions, gifts and grants
$39,212
Other revenue
$0

Expenses

Grants and similar amounts paid
$38,000
Compensation of officers, directors and key employees
$0
Other expenses
$1,019
Program services (functional)
$38,000

Balance sheet and other

Total assets, start of year
$4,052
Total assets, end of year
$4,245
Total liabilities, end of year
$0
Net assets, end of year
$4,245
Cash, savings and investments
$4,245
Gross receipts
$39,212

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 September 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
HEATHER OWENSPRESIDENT2$0
DIANE NIELSENTREASURER3$0
SANDY RUDYSECRETARY1$0
AILEEN KELLYEX-OFFICIO GUILD ASSN EXEC DIRECTOR0.1$0
990-EZ for the year ended September 30, 2024: 5 people
NameTitleHours / weekCompensation
AILEEN KELLYGUILD ASSN EXECUTIVE DIRECTOR1$0
HEATHER OWENSVP (THRU 01/24), PRESIDENT3$0
DIANE NIELSENPRESIDENT (THRU 01/24), TREASURER3$0
ELIZABETH MORRISTREASURER (THRU 01/24)2$0
SANDY RUDYSECRETARY5$0
990-EZ for the year ended September 30, 2023: 6 people
NameTitleHours / weekCompensation
AILEEN KELLYGUILD ASSN EXECUTIVE DIRECTOR1$0
DIANE NIELSENPRESIDENT5$0
HEATHER OWENSVICE PRESIDENT5$0
ELIZABETH MORRISTREASURER1$0
DORI REQUATREASURER THROUGH 1/7/230.25$0
SANDY RUDYSECRETARY5$0

Address and contacts

Address (IRS master file)
PO BOX 5371 MSC 818-FI, SEATTLE, WA 98145-5005
In care of
% SEATTLE CHILDRENS HOSPITAL GUILD
Signed the 990-EZ
AILEEN KELLY, EX-OFFICIO GUILD ASSN EXEC DIRECTOR
Phone
(206) 884-2351
Return prepared by
KPMG LLP

Mission

THE MITOCHONDRIAL RESEARCH GUILD WAS FOUNDED IN 2003 AS A SPECIAL INTEREST GUILD OF THE SEATTLE CHILDREN'S HOSPITAL (A 501(C)(3) TAX-EXEMPT HOSPITAL). THE MITOCHONDRIAL RESEARCH GUILD SEEKS TO FUND RESEARCH, PROMOTE AWARENESS, AND OFFER SUPPORT TO FAMILIES IN THE NORTHWEST AFFECTED BY MITOCHONDRIAL DISEASE.

990-EZ for the year ended September 30, 2025

Program accomplishments

  • (CONTINUED ON SCHEDULE O)
    Expenses $38,000 · grants $38,000

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 September, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025September 30, 2026February 16, 2027Not due yet
2024September 30, 2025February 17, 2026990-EZ on file
2023September 30, 2024February 18, 2025990-EZ on file

File the 2025 990-N for SEATTLE CHILDRENS HOSPITAL

Due February 16, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
27-0053014
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Hospital or medical research organization
Exempt since
1986
Accounting year ends
September
Files
Form 990-N (e-Postcard)
Assets (IRS master file)
$4,245
Income (IRS master file)
$39,212

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZSeptember 2025$39,212$39,019$4,245XML
990-EZSeptember 2024$83,242$89,548$4,052XML
990-EZSeptember 2023$110,820$152,573$10,358XML
990-EZSeptember 2022–––IRS
990-EZSeptember 2021–––IRS
990-EZSeptember 2020–––IRS
990-EZSeptember 2019–––IRS
990September 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 27-0053014).

Questions about SEATTLE CHILDRENS HOSPITAL

What is the EIN of SEATTLE CHILDRENS HOSPITAL?
The employer identification number (EIN) of SEATTLE CHILDRENS HOSPITAL is 27-0053014.
Is SEATTLE CHILDRENS HOSPITAL tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1986.
Which annual return does SEATTLE CHILDRENS HOSPITAL file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of SEATTLE CHILDRENS HOSPITAL due?
The return for tax year 2025 (the year ending September 30, 2026) is due February 16, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SEATTLE CHILDRENS HOSPITAL last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended September 2025.
Who are the officers and directors of SEATTLE CHILDRENS HOSPITAL?
The 990-EZ for the year ended September 30, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does SEATTLE CHILDRENS HOSPITAL have?
On its 990-EZ for the year ended September 30, 2025 it reported revenue of $39,212, expenses of $39,019 and total assets of $4,245 at year end.

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