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Nonprofit · EIN 94-2860620

CALIFORNIA STUDY INC

Tax-exempt · BEL TIBURON, CA 94920

Financials

$113K$68K2023$34K$167K2024
Revenue Expenses · by fiscal year end
Financials of CALIFORNIA STUDY INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
May 31, 2025990-EZ$33,881$167,392-$133,511$97,847–$97,847
May 31, 2024990-EZ$112,671$68,349$44,322$231,358–$231,358
Financial details: 990-EZ for the year ended May 31, 2025

Revenue

Contributions, gifts and grants
$29,490
Program service revenue
$378
Investment income
$4,013

Expenses

Grants and similar amounts paid
$150,535
Compensation of officers, directors and key employees
$0
Salaries, compensation and benefits (total)
$0
Other expenses
$16,857
Program services (functional)
$167,392

Balance sheet and other

Total assets, start of year
$231,358
Total assets, end of year
$97,847
Total liabilities, end of year
–
Net assets, end of year
$97,847
Cash, savings and investments
$97,847
Gross receipts
$33,881

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 May 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
Marilyn Levin NemzerPresident and Director10$0
Kenneth Press NemzerSecretary-Treasurer and Director4$0
Anne GigounasDirector0.2$0
Laura SardisDirector0.2$0
Joan LisatorDirector0.2$0
990-EZ for the year ended May 31, 2024: 5 people
NameTitleHours / weekCompensation
Marilyn Levin NemzerPresident and Director10$0
Kenneth Press NemzerSecretary-Treasurer and Director10$0
Anne GigounasDirector1$0
Laura SardisDirector1$0
Joan LisatorDirector1$0

Address and contacts

Address (IRS master file)
664 HILARY DR, BEL TIBURON, CA 94920-1446
In care of
% MARILYN NEMZER
Mailing address (990-N for 2025)
664 Hilary Dr, Belvedere Tiburon CA 94920
Principal officer (990-N for 2025)
Kenneth Nemzer, 664 Hilary Dr, Belvedere Tiburon CA 94920
Signed the 990-EZ
Kenneth Nemzer, Secretary Treasurer

California records

California keeps its own records of charities and corporations. Search them by EIN 94-2860620 or by the name CALIFORNIA STUDY INC.

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

Mission

Education Charity

990-EZ for the year ended May 31, 2025

Program accomplishments

  • Book Exchange: Transferred the operations and assets of the Book Exchange project to a 501c3 corporation created for that purpose named Book Exchange of Marin. Transferee corporation carries on the project: distributing lightly-used and new books to children in under-resourced areas Marin County and elsewhere.
    Expenses $150,535 · grants $150,535
  • Energy Education Group: Produces written and on-line material to educate the public about renewable energy. The corporation updated its Website entitled "Energy for Keeps," accessible in all states and most countries; and began a new edition of its book by the same name.
    Expenses $16,857

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

Tax yearYear endedDueIRS public records
2025May 31, 2026October 15, 2026990-N on file
2024May 31, 2025October 15, 2025990-EZ on file
2023May 31, 2024October 15, 2024990-EZ on file

IRS record

EIN
94-2860620
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
1987
Accounting year ends
May
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2025
Officer: Kenneth Nemzer
May 31, 2026≤ $50,000 receipts––e-Postcard
990-EZMay 2025$33,881$167,392$97,847XML
990-EZMay 2024$112,671$68,349$231,358XML
990May 2023$221,563$69,815$187,036IRS
990-N for 2021
Officer: Marilyn Levin Nemzer
May 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Marilyn Levin Nemzer
May 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Marilyn Nemzer
May 31, 2020≤ $50,000 receipts––e-Postcard

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 94-2860620).

Questions about CALIFORNIA STUDY INC

What is the EIN of CALIFORNIA STUDY INC?
The employer identification number (EIN) of CALIFORNIA STUDY INC is 94-2860620.
Is CALIFORNIA STUDY INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1987.
Are donations to CALIFORNIA STUDY INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CALIFORNIA STUDY INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of CALIFORNIA STUDY INC due?
The return for tax year 2026 (the year ending May 31, 2027) is due October 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CALIFORNIA STUDY INC last file with the IRS?
The latest return in the IRS public files is the 990-N for 2025 for the year ended May 31, 2026.
Who is the principal officer of CALIFORNIA STUDY INC?
The 990-N for 2025 names Kenneth Nemzer.
Who are the officers and directors of CALIFORNIA STUDY INC?
The 990-EZ for the year ended May 31, 2025 lists 5 people; 0 received compensation from the organization.
How much revenue does CALIFORNIA STUDY INC have?
On its 990-EZ for the year ended May 31, 2025 it reported revenue of $33,881, expenses of $167,392 and total assets of $97,847 at year end.

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