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Nonprofit · EIN 84-1720146

CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE

Tax-exempt · CHARLESTON, SC 29403

Financials

$9.9M$9M2022$10.6M$10.3M2023$10.7M$11.1M2024
Revenue Expenses · by fiscal year end
Financials of CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
June 30, 2025990$10,684,582$11,071,364-$386,782$4,207,829$361,784$3,846,045
June 30, 2024990$10,603,090$10,266,539$336,551$5,183,156$950,330$4,232,826
June 30, 2023990$9,936,850$8,968,706$968,144$5,619,384$1,723,109$3,896,275
Financial details: 990 for the year ended June 30, 2025

Revenue

Contributions, gifts and grants
$10,554,963
of which government grants
$10,547,665
Program service revenue
$127,377
Investment income
$2,242
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$147,370
Other salaries and wages
$5,542,425
Salaries, compensation and benefits (total)
$8,098,221
Professional fundraising fees
$0
Legal fees
$4,945
Accounting fees
$81,845
Occupancy
$993,891
Travel
$5,311
Depreciation
$291,522
Program services (functional)
$8,742,570
Management and general (functional)
$2,328,794

Balance sheet and other

Total assets, start of year
$5,183,156
Total assets, end of year
$4,207,829
Total liabilities, end of year
$361,784
Net assets, end of year
$3,846,045
Land, buildings and equipment
$1,714,259
Gross receipts
$10,684,582
Employees
0
Volunteers
125
Year formed
2007
State of legal domicile
SC

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
MARY CARMICHAELEXEC PRINCIPAL AND CEO
Officer
50$147,370
RUSS CAMPBELLCHAIR
Trustee or director, Officer
2$0
DONLOYN GADSONVICE CHAIR
Trustee or director, Officer
2$0
DAVID WOLFTREASURER
Trustee or director, Officer
2$0
JENNIFER ALBERTMEMBER
Trustee or director
1$0
DELORES FORDHAM-GRAYMEMBER
Trustee or director
1$0
MICHAEL HORNERMEMBER
Trustee or director
1$0
DAVID NEFFMEMBER
Trustee or director
1$0
RHONDA LEESECRETARY
Trustee or director, Officer
2$0
SONIA MCCUTCHEONMEMBER
Trustee or director
1$0
990 for the year ended June 30, 2024: 10 people
NameTitleHours / weekCompensation
MARY CARMICHAELEXEC PRINCIPAL AND CEO
Officer
50$130,844
RUSS CAMPBELLCHAIR
Trustee or director, Officer
2$0
DONLOYN GADSONVICE CHAIR
Trustee or director, Officer
2$0
DAVID WOLFTREASURER
Trustee or director, Officer
2$0
JENNIFER ALBERTMEMBER
Trustee or director
1$0
DELORES FORDHAM-GRAYMEMBER
Trustee or director
1$0
MICHAEL HORNERMEMBER
Trustee or director
1$0
DAVID NEFFMEMBER
Trustee or director
1$0
RHONDA LEESECRETARY
Trustee or director, Officer
2$0
SONIA MCCUTCHEONMEMBER
Trustee or director
1$0
990 for the year ended June 30, 2023: 10 people
NameTitleHours / weekCompensation
MARY CARMICHAELEXEC PRINCIPAL AND CEO
Officer
50$125,741
RUSS CAMPBELLCHAIR
Trustee or director, Officer
2$0
DONLOYN GADSONVICE CHAIR
Trustee or director, Officer
2$0
DAVID WOLFTREASURER
Trustee or director, Officer
2$0
JENNIFER ALBERTMEMBER
Trustee or director
1$0
DELORES FORDHAM-GRAYMEMBER
Trustee or director
1$0
MICHAEL HORNERMEMBER
Trustee or director
1$0
DAVID NEFFMEMBER
Trustee or director
1$0
RHONDA LEESECRETARY
Trustee or director, Officer
2$0
CASSIE WATSONMEMBER
Trustee or director
1$0

Address and contacts

Address (IRS master file)
1002 KING ST, CHARLESTON, SC 29403-4182
In care of
% PARK R DOUGHERTY
Principal officer (990 for 2024)
MARY CARMICHAEL, 1002 KING STREET, CHARLESTON, SC 29403
Signed the 990
MARY CHARMICHAEL, EXEC PRINCIPAL AND CEO
Phone
(843) 720-3085
Return prepared by
MARTIN SMITH & COMPANY CPAS PA

Mission

THE MISSION OF THE CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE IS TO EDUCATE STUDENTS FOR SUCCESS IN COLLEGE AND CAREERS BY PROVIDING AN INNOVATIVE LEARNING ENVIRONMENT THAT IS ACADEMICALLY EXCELLENT, DEVELOPMENTALLY RESPONSIVE, AND SOCIALLY EQUITABLE.

990 for the year ended June 30, 2025

Program accomplishments

  • PROVIDED EDUCATION TO 575 STUDENTS IN GRADES 6 THROUGH 12 DURING THE 2024-2025 SCHOOL YEAR.
    Expenses $8,742,570 · revenue $127,377

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
84-1720146
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
2009
Accounting year ends
June
Files
Form 990 or 990-EZ
Category (NTEE)
Education (B25)
Assets (IRS master file)
$4,207,829
Income (IRS master file)
$10,684,582

Filing history

FormYear endedRevenueExpensesAssetsReturn
990June 2025$10,684,582$11,071,364$4,207,829IRS
990June 2024$10,603,090$10,266,539$5,183,156IRS
990June 2023$9,936,850$8,968,706$5,619,384XML
990June 2022$9,031,110$8,244,092$3,215,909IRS
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 84-1720146).

Questions about CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE

What is the EIN of CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE?
The employer identification number (EIN) of CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE is 84-1720146.
Is CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2009.
Are donations to CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE 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 CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE 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 CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE 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 CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE?
The 990 for the year ended June 30, 2025 names MARY CARMICHAEL.
Who are the officers and directors of CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE?
The 990 for the year ended June 30, 2025 lists 10 people; 1 received compensation from the organization, the highest $147,370 (MARY CARMICHAEL, EXEC PRINCIPAL AND CEO).
How much revenue does CHARLESTON CHARTER SCHOOL FOR MATH AND SCIENCE have?
On its 990 for the year ended June 30, 2025 it reported revenue of $10,684,582, expenses of $11,071,364 and total assets of $4,207,829 at year end.

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