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Nonprofit · EIN 95-4094844

SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS

Also known as NARCOTICS ANONYMOUS

Tax-exempt · MONROVIA, CA 91016

Financials

$76K$84K2023$33K$81K2024$63K$61K2025
Revenue Expenses · by fiscal year end
Financials of SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$62,897$61,301$1,596$176,707$66,682$110,025
December 31, 2024990$32,589$80,906-$48,317$110,739$2,310$108,429
December 31, 2023990$76,224$84,144-$7,920$156,895$149$156,746
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$0
Program service revenue
$0
Investment income
$0
Net rental income
-$8,712
Net income from sales of inventory
$61,636
Other revenue
$62,897

Expenses

Grants and similar amounts paid
$0
Other salaries and wages
$32,203
Salaries, compensation and benefits (total)
$32,203
Professional fundraising fees
$0
Depreciation
$1,256
Program services (functional)
$61,301

Balance sheet and other

Total assets, start of year
$110,739
Total assets, end of year
$176,707
Total liabilities, end of year
$66,682
Net assets, end of year
$110,025
Gross receipts
$308,854
Employees
1
Year formed
1986
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
MARK LARSENCHAIRPERSON
Trustee or director, Officer
30$0
VICKI GUADALUPECONTROLLER
Trustee or director
10$0
THOMAS THOMPSONSECRETARY
Trustee or director
10$0
SOPHIA POSSIDONVICE CHAIRPERSON
Trustee or director
10$0
KEN MASONOFFICE MANAGER
Trustee or director
10$0
990 for the year ended December 31, 2024: 5 people
NameTitleHours / weekCompensation
VICKI GUADALUPECONTROLLER
Trustee or director
10$0
THOMAS THOMPSONSECRETARY
Trustee or director
10$0
SOPHIA POSSIDONVICE CHAIRPERSON
Trustee or director
10$0
KEN MASONOFFICE MANAGER
Trustee or director
10$0
MARK LARSENCHAIRPERSON
Trustee or director, Officer
30$0
990 for the year ended December 31, 2023: 16 people
NameTitleHours / weekCompensation
TOM DEEMINGRSC LIASON
Trustee or director
10$0
JENICE ECKARTMERCHANDISE DIRECTOR
Trustee or director
10$0
LEON NORTONASSISTANT MERCHANDISE DIRECTO
Trustee or director
10$0
DENNIS ROBISONALTERNATE RSC LIASON
Trustee or director
10$0
DAVID NORWOODPOOL MEMBER
Trustee or director
10$0
ART JACOBSPOOL MEMBER
Trustee or director
10$0
KELLY SWEETINRSC VICE CHAIR
Trustee or director
10$0
MYLES YAMADAPOOL MEMBER
Trustee or director
10$0
SOPHIA POSSIDONTREASURUER ASSISTANT
Trustee or director
10$0
YAARAB TUMAVICE CHAIRPERSON
Trustee or director
10$0
HAL REINHEIMERASSITANT OFFICE MANAGER
Trustee or director
10$0
KEN MASONOFFICE MANAGER
Trustee or director
30$0
VICKI GUADALUPECONTROLLER
Officer
10$0
THOMAS THOMPSONSECRETARY
Officer
10$0
MARK LARSENCHAIRPERSON
Officer
30$0
MARTIN BARBEAUSPECIAL WORKER
Key employee
10$0

Address and contacts

Address (IRS master file)
1937 S MYRTLE AVE, MONROVIA, CA 91016-4855
In care of
% MARK LARSEN
Principal officer (990 for 2025)
MARK LARSEN, 1937 S MYRTLE AVENUE, MONROVIA, CA 91016
Signed the 990
MARK LARSEN, CHAIRMAN
Phone
(626) 359-0084
Return prepared by
VISTA TAX SERVICE

California records

California keeps its own records of charities and corporations. Search them by EIN 95-4094844 or by the name SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS.

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

Mission

PROVIDE EDUCATIONAL MATERIAL TO RECOVERING ADDICTS

990 for the year ended December 31, 2025

Program accomplishments

  • THE ORGANIZATION PROVIDES EDUCATIONAL MATERIAL TO ASSIST RECOVERING ADDICTS (OVER 25,000 PEOPLE SERVED, 71,000 PUBLICATIONS ISSUED EACH YEAR
    Expenses $61,301

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
95-4094844
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
1989
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$176,707
Income (IRS master file)
$308,854

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$62,897$61,301$176,707XML
990December 2024$32,589$80,906$110,739XML
990December 2023$76,224$84,144$156,895XML
990December 2022$65,421$65,435$223,272IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2019–––IRS
990December 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 95-4094844).

Questions about SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS

What is the EIN of SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS?
The employer identification number (EIN) of SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS is 95-4094844.
Is SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1989.
Are donations to SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS 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 SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS 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 SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS 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 SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS?
The 990 for the year ended December 31, 2025 names MARK LARSEN.
Who are the officers and directors of SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS?
The 990 for the year ended December 31, 2025 lists 5 people; 0 received compensation from the organization.
How much revenue does SO CALIF REGIONAL SERVICE OFFICE OF NARCOTICS ANONYMOUS have?
On its 990 for the year ended December 31, 2025 it reported revenue of $62,897, expenses of $61,301 and total assets of $176,707 at year end.

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