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Nonprofit · EIN 76-0511534

SER NINOS INC

Also known as SER-NINOS CHARTER SCHOOL

Tax-exempt · HOUSTON, TX 77081

Financials

$21M$15.8M2023$17.3M$17.6M2024
Revenue Expenses · by fiscal year end
Financials of SER NINOS INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
August 31, 2025990$17,311,180$17,639,769-$328,589$70,870,543$38,791,858$32,078,685
August 31, 2024990$20,977,223$15,792,185$5,185,038$72,310,678$39,903,404$32,407,274
Financial details: 990 for the year ended August 31, 2025

Revenue

Contributions, gifts and grants
$16,777,131
of which government grants
$16,739,119
Program service revenue
$111,357
Investment income
$446,007
Net rental income
$12,100
Net income from fundraising events
-$5,905
Other revenue
-$23,315

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$155,737
Other salaries and wages
$7,168,072
Salaries, compensation and benefits (total)
$8,992,225
Professional fundraising fees
$0
Accounting fees
$63,800
Occupancy
$628,874
Travel
$66,071
Depreciation
$2,086,711
Program services (functional)
$11,094,041
Management and general (functional)
$6,536,815
Fundraising (functional)
$8,913

Balance sheet and other

Total assets, start of year
$72,310,678
Total assets, end of year
$70,870,543
Total liabilities, end of year
$38,791,858
Net assets, end of year
$32,078,685
Land, buildings and equipment
$52,321,255
Net assets without donor restrictions
$3,944,217
Net assets with donor restrictions
$28,134,468
Gross receipts
$17,317,085
Employees
137
Volunteers
0
Year formed
1996
State of legal domicile
TX

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 August 31, 2025, highest compensation first.

NameTitleHours / weekCompensationOther / benefits
CHARMAINE CONSTANTINESUPERINTENDENT
Officer
40$155,737$19,609
RENE GONZALEZCHAIRMAN OF BOARD
Trustee or director, Officer
4$0$0
JOSEPH SOLIZTREASURER
Trustee or director, Officer
2$0$0
WAYNEL SEXTONVICE CHAIRMAN
Trustee or director, Officer
2$0$0
TONY SALASMEMBER
Trustee or director
2$0$0
JOCELYN MOUTONSECRETARY
Trustee or director, Officer
2$0$0
990 for the year ended August 31, 2024: 5 people
NameTitleHours / weekCompensationOther / benefits
CHARMAINE CONSTANTINESUPERINTENDENT
Officer
40$150,933$4,614
RENE GONZALEZCHAIRMAN OF BOARD
Trustee or director, Officer
4$0$0
JOSEPH SOLIZTREASURER
Trustee or director, Officer
2$0$0
WAYNEL SEXTONVICE CHAIRMAN
Trustee or director, Officer
2$0$0
JOCELYN MOUTONSECRETARY
Trustee or director, Officer
2$0$0

Address and contacts

Address (IRS master file)
5815 ALDER DR, HOUSTON, TX 77081-2708
In care of
% CHARMAINE CONSTANTINE DIR
Principal officer (990 for 2024)
CHARMAINE CONSTANTINE, 5815 ALDER DRIVE, HOUSTON, TX 77081
Signed the 990
CHARMAINE CONSTANTINE, SUPERINTENDENT
Phone
(713) 667-6145
Return prepared by
LAPORTE APAC

Mission

SER-NINOS CHARTER SCHOOL IS A PUBLIC SCHOOL WHICH PROVIDES AN INNOVATIVE DUAL LANGUAGE CURRICULUM IN THE SOUTHWEST AREA OF HOUSTON, TEXAS. IT OFFERS A HIGH QUALITY EDUCATION THROUGH PUBLIC AND PRIVATE FUNDING TO-AT-RISK CHILDREN IN GRADES PRE-K THROUGH (CONT'D ON SCH. O) EIGHT. SER-NINOS WAS FOUNDED ON THE PREMISE THAT EVERY CHILD CAN DEVELOP THE CHARACTERISTICS AND ABILITIES TO OVERCOME ECONOMIC HARDSHIP AND ACHIEVE SUCCESS. SER-NINOS ACTIVELY INVOLVES TEACHERS, PARENTS, AND THE COMMUNITY TO ENSURE THE STRONG AND POSITIVE DEVELOPMENT OF THE WHOLE CHILD.

990 for the year ended August 31, 2025

Program accomplishments

  • SER-NINOS CHARTER SCHOOL'S EDUCATIONAL PHILOSOPHY IS CAREFULLY ALIGNED WITH THE SCHOOL'S VISION IN ORDER TO EFFECTIVELY SERVE AS THE VEHICLE THROUGH WHICH THE SER-NINOS COMMUNITY CAN SUCCESSFULLY PREPARE ITS STUDENTS FOR SUCCESS IN HIGH SCHOOL AND LIFE. STUDENTS AT SER-NINOS CHARTER SCHOOL ATTEND CLASSES FROM 7:30 A.M. TO 3:15 P.M. DURING THE SCHOOL YEAR AND FOR AN OPTIONAL THREE WEEKS DURING THE SUMMER.THE EDUCATIONAL CURRICULUM AT SER-NINOS CHARTER SCHOOL IS BASED UPON A CURRICULUM WITH INCLUDES THE TEXAS ESSENTIAL KNOWLEDGE AND SKILLS (TEKS) AND COMPONENTS OF E.D. HIRSCH'S CORE KNOWLEDGE SEQUENCE TO ENSURE ALL STUDENTS RECEIVE A DEFINITE AND COHERENT SEQUENCE OF INSTRUCTION. OUR CONTENT-RICH CURRICULUM STRESSES (CONT'D ON SCH. O) VERTICAL (PK-8) AND HORIZONTAL (ACROSS GRADE LEVEL) CONTINUITY SO THAT STUDENT KNOWLEDGE WILL GROW CONSISTENTLY AND PROGRESSIVELY FROM GRADE TO GRADE. EACH OF THE CORE SUBJECTS IS STRESSED, WITH EVERY STUDENT RECEIVING ONE AND HALF-HOURS OF DAILY INSTRUCTION IN READING AND MATH EACH.
    Expenses $11,094,041 · revenue $111,357

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

Tax yearYear endedDueIRS public records
2025August 31, 2026January 15, 2027Not due yet
2024August 31, 2025January 15, 2026990 on file
2023August 31, 2024January 15, 2025990 on file

IRS record

EIN
76-0511534
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
School
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1997
Accounting year ends
August
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B24P)
Assets (IRS master file)
$70,870,543
Income (IRS master file)
$17,317,085

Filing history

FormYear endedRevenueExpensesAssetsReturn
990August 2025–––IRS
990August 2024–––IRS
990August 2023$17,831,443$14,691,737$69,855,564IRS
990August 2022$14,768,136$12,894,024$66,570,080IRS
990August 2021–––IRS
990August 2020–––IRS
990August 2019–––IRS
990August 2018–––IRS

990-N: the IRS publishes only the latest e-Postcard per organization; earlier years appear here as 990.tax collects the monthly files. 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.

Questions about SER NINOS INC

What is the EIN of SER NINOS INC?
The employer identification number (EIN) of SER NINOS INC is 76-0511534.
Is SER NINOS INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1997.
Are donations to SER NINOS INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does SER NINOS INC 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 SER NINOS INC due?
The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SER NINOS INC last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended August 2025.
Who is the principal officer of SER NINOS INC?
The 990 for the year ended August 31, 2025 names CHARMAINE CONSTANTINE.
Who are the officers and directors of SER NINOS INC?
The 990 for the year ended August 31, 2025 lists 6 people; 1 received compensation from the organization, the highest $155,737 (CHARMAINE CONSTANTINE, SUPERINTENDENT).
How much revenue does SER NINOS INC have?
On its 990 for the year ended August 31, 2025 it reported revenue of $17,311,180, expenses of $17,639,769 and total assets of $70,870,543 at year end.

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