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Nonprofit · EIN 94-3191775

SAN MATEO PUBLIC LIBRARY FOUNDATION

Tax-exempt · SAN MATEO, CA 94402

Financials

$338K$306K2023$372K$368K2024
Revenue Expenses · by fiscal year end
Financials of SAN MATEO PUBLIC LIBRARY FOUNDATION by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$371,553$367,798$3,755$1,703,318$1,650$1,701,668
June 30, 2024990$337,932$306,178$31,754$1,522,917$954$1,521,963
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$314,131
Program service revenue
$0
Investment income
$5,978
Net income from fundraising events
$51,444
Other revenue
$51,444

Expenses

Grants and similar amounts paid
$200,000
Compensation of officers, directors and key employees
$0
Other salaries and wages
$97,240
Salaries, compensation and benefits (total)
$114,075
Professional fundraising fees
$0
Accounting fees
$9,947
Travel
$35
Program services (functional)
$278,645
Management and general (functional)
$44,587
Fundraising (functional)
$44,566

Balance sheet and other

Total assets, start of year
$1,522,917
Total assets, end of year
$1,703,318
Total liabilities, end of year
$1,650
Net assets, end of year
$1,701,668
Land, buildings and equipment
$1,246
Net assets without donor restrictions
$1,701,668
Gross receipts
$374,651
Employees
2
Volunteers
20
Year formed
1994
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 June 30, 2025, highest compensation first.

NameTitleHours / weekCompensation
Jeanne BackCo-President
Trustee or director, Officer
8$0
Alexandra GillenCo-President
Trustee or director, Officer
8$0
Vicky SteinSecretary
Trustee or director, Officer
4$0
Maple ZhangTreasurer
Trustee or director, Officer
2$0
Anthony JardinaTreasurer
Trustee or director, Officer
2$0
Mary BiancoBoard Member
Trustee or director
2$0
Chris BloomBoard Member
Trustee or director
2$0
Marie ChuangBoard Member
Trustee or director
2$0
Ruthmary CradlerBoard Member
Trustee or director
2$0
Donna DivodiBoard Member
Trustee or director
2$0
Diane ErvinBoard Member
Trustee or director
2$0
Jeff KangBoard Member
Trustee or director
2$0
Suelin LeeBoard Member
Trustee or director
2$0
Sam PerryBoard Member
Trustee or director
2$0
Sarah PhelpsBoard Member
Trustee or director
2$0
5 more people on this return
NameTitleHours / weekCompensation
Nicola Nici SilverBoard Member
Trustee or director
2$0
Suzanne SimsBoard Member
Trustee or director
2$0
Erin SinclairBoard Member
Trustee or director
2$0
Renee Thierry-JonesBoard Member
Trustee or director
2$0
Katherine TongBoard Member
Trustee or director
2$0
990 for the year ended June 30, 2024: 18 people
NameTitleHours / weekCompensation
Jeanne BackCo-President
Trustee or director, Officer
8$0
Alexandra GillenCo-President
Trustee or director, Officer
8$0
Martha NoraSecretary
Trustee or director, Officer
2$0
Sunil PandyaTreasurer
Trustee or director, Officer
2$0
Chris BlomBoard Member
Trustee or director
2$0
Marie ChuangBoard Member
Trustee or director
2$0
Donna DivodiBoard Member
Trustee or director
2$0
Diane ErvinBoard Member
Trustee or director
2$0
Ann GirardBoard Member
Trustee or director
2$0
Carol LamsonBoard Member
Trustee or director
2$0
Armaity PatelBoard Member
Trustee or director
2$0
Sarah PhelpsBoard Member
Trustee or director
2$0
Pablo QuintanillaBoard Member
Trustee or director
2$0
Suzanne SimmsBoard Member
Trustee or director
2$0
Erin SinclairBoard Member
Trustee or director
2$0
Vicky SteinBoard Member
Trustee or director
2$0
Renee Thierry-JonesBoard Member
Trustee or director
2$0
Maple ZhangBoard Member
Trustee or director
2$0

Address and contacts

Address (IRS master file)
55 W 3RD AVE, SAN MATEO, CA 94402-1513
In care of
% MARSHA EDDLEMAN
Principal officer (990 for 2024)
Jeanne Back, 55 W Third Avenue, San Mateo, CA 94402
Signed the 990
Anthony Jardina, Treasurer
Phone
(650) 558-9100
Return prepared by
REGALIA BERGER & BERGER CPAS

California records

California keeps its own records of charities and corporations. Search them by EIN 94-3191775 or by the name SAN MATEO PUBLIC LIBRARY FOUNDATION.

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

Mission

The San Mateo Public Library Foundation provides funding to bridge the gap between what city and state resources provide, and what our diverse community needs and expects from a 21st century community resource.

990 for the year ended June 30, 2025

Program accomplishments

  • The San Mateo Public Library Foundation seeks private financial support from the community to ensure high-quality library services will always be available now and for future generations. Our objectives are:- Raise funds for the purchase of library materials and expanded collections, support of children's services, adult literacy programs, biotech resource librarian and improved facilities.- Support educational and promotional activities developed by the San Mateo Public Library.- Support special projects at the request of the City Librarian including cultural events for the community.
    Expenses $278,645 · grants $200,000
  • The San Mateo Public Library Foundation and the San Mateo Public Library work together in a strong partnership to determine where private support can have the greatest impact without supplanting the publics role in funding a vibrant library system. Foundation funding provides critical support for Library programs that strengthen education and early literacy, enrich personal learning and recreation, foster economic and workforce development, and enhance the image and identity of San Mateo and its surrounding neighborhoods.

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 yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025990 on file
2023June 30, 2024November 15, 2024990 on file

IRS record

EIN
94-3191775
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
1994
Accounting year ends
June
Files
Form 990 or 990-EZ
Assets (IRS master file)
$1,703,318
Income (IRS master file)
$374,651

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$371,553$367,798$1,703,318IRS
990June 2024$337,932$306,178$1,522,917XML
990June 2023$287,823$263,839$1,286,181IRS
990June 2022–––IRS
990June 2021–––IRS
990June 2020–––IRS
990June 2019–––IRS
990June 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 94-3191775).

Questions about SAN MATEO PUBLIC LIBRARY FOUNDATION

What is the EIN of SAN MATEO PUBLIC LIBRARY FOUNDATION?
The employer identification number (EIN) of SAN MATEO PUBLIC LIBRARY FOUNDATION is 94-3191775.
Is SAN MATEO PUBLIC LIBRARY FOUNDATION tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1994.
Are donations to SAN MATEO PUBLIC LIBRARY FOUNDATION tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SAN MATEO PUBLIC LIBRARY FOUNDATION 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 SAN MATEO PUBLIC LIBRARY FOUNDATION 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 SAN MATEO PUBLIC LIBRARY FOUNDATION 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 SAN MATEO PUBLIC LIBRARY FOUNDATION?
The 990 for the year ended June 30, 2025 names Jeanne Back.
Who are the officers and directors of SAN MATEO PUBLIC LIBRARY FOUNDATION?
The 990 for the year ended June 30, 2025 lists 20 people; 0 received compensation from the organization.
How much revenue does SAN MATEO PUBLIC LIBRARY FOUNDATION have?
On its 990 for the year ended June 30, 2025 it reported revenue of $371,553, expenses of $367,798 and total assets of $1,703,318 at year end.

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