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Nonprofit · EIN 57-0633707

MARCO RURAL WATER CO INC

Tax-exempt · MARION, SC 29571

Financials

$3.4M$3.3M2023$3.5M$3.5M2024$6.4M$3.7M2025
Revenue Expenses · by fiscal year end
Financials of MARCO RURAL WATER CO INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990$6,416,494$3,745,070$2,671,424$25,375,181$7,726,527$17,648,654
December 31, 2024990$3,476,118$3,461,925$14,193$21,880,236$6,940,698$14,939,538
December 31, 2023990$3,353,497$3,301,605$51,892$22,146,114$7,220,773$14,925,341
Financial details: 990 for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$2,693,604
of which government grants
$2,693,604
Program service revenue
$3,549,334
Investment income
$127,802
Net gain from sales of assets
$14,500
Other revenue
$45,754

Expenses

Grants and similar amounts paid
$0
Compensation of officers, directors and key employees
$141,621
Other salaries and wages
$768,210
Salaries, compensation and benefits (total)
$1,316,104
Professional fundraising fees
$0
Depreciation
$813,778

Balance sheet and other

Total assets, start of year
$21,880,236
Total assets, end of year
$25,375,181
Total liabilities, end of year
$7,726,527
Net assets, end of year
$17,648,654
Land, buildings and equipment
$19,628,789
Net assets without donor restrictions
$4,539,772
Net assets with donor restrictions
$13,108,882
Gross receipts
$6,416,494
Employees
26
Volunteers
0
Year formed
1970
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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
ROBERT T WINKLERMANAGER
Officer
40$115,648
CHARLES COLLINSDIRECTOR
Trustee or director
0.5$3,573
GEORGE FOREDIRECTOR
Trustee or director
0.5$2,924
JOHN NICHOLSDIRECTOR
Trustee or director
0.5$2,924
ERVIN BLACKMONDIRECTOR
Trustee or director
0.5$2,924
CURTIS CAMPBELLDIRECTOR
Trustee or director
0.5$2,924
JOE L GIBBSDIRECTOR
Trustee or director
0.5$2,924
THOMAS E LARRIMOREDIRECTOR
Trustee or director
0.5$2,680
JIMMY A BROWNDIRECTOR
Trustee or director
0.5$2,661
MARCIE KINGDIRECTOR
Trustee or director
0.5$2,439
990 for the year ended December 31, 2024: 10 people
NameTitleHours / weekCompensation
ROBERT T WINKLERMANAGER
Officer
40$145,306
CHARLES COLLINSDIRECTOR
Trustee or director
0.5$3,411
THOMAS E LARRIMOREDIRECTOR
Trustee or director
0.5$3,086
ERVIN BLACKMONDIRECTOR
Trustee or director
0.5$2,956
JOE L GIBBSDIRECTOR
Trustee or director
0.5$2,956
GEORGE FOREDIRECTOR
Trustee or director
0.5$2,924
JOHN NICHOLSDIRECTOR
Trustee or director
0.5$2,924
CURTIS CAMPBELLDIRECTOR
Trustee or director
0.5$2,924
MARCIE KINGDIRECTOR
Trustee or director
0.5$2,661
JIMMY A BROWNDIRECTOR
Trustee or director
0.5$2,661
990 for the year ended December 31, 2023: 10 people
NameTitleHours / weekCompensationOther / benefits
ROBERT T WINKLERMANAGER
Officer
40$105,004$33,002
THOMAS E LARRIMOREDIRECTOR
Trustee or director
0.5$3,573$0
GEORGE FOREDIRECTOR
Trustee or director
0.5$2,956$0
JOE L GIBBSDIRECTOR
Trustee or director
0.5$2,956$0
CHARLES COLLINSDIRECTOR
Trustee or director
0.5$2,924$0
JOHN NICHOLSDIRECTOR
Trustee or director
0.5$2,924$0
ERVIN BLACKMONDIRECTOR
Trustee or director
0.5$2,924$0
JIMMY A BROWNDIRECTOR
Trustee or director
0.5$2,690$0
MARCIE KINGDIRECTOR
Trustee or director
0.5$2,661$0
CURTIS CAMPBELLDIRECTOR
Trustee or director
0.5$2,193$0

Address and contacts

Address (IRS master file)
PO BOX 1139, MARION, SC 29571-1139
Principal officer (990 for 2025)
ROBIN WINKELER, PO BOX 1139, MARION, SC 29571
Signed the 990
ROBIN WINKELER, DIRECTOR
Phone
(843) 423-4680
Return prepared by
KENNETH COBB & COMPANY PC

Mission

TO PROVIDE WATER TO THE RURAL AREAS OF MARION COUNTY

990 for the year ended December 31, 2025

Program accomplishments

  • TO PROVIDE WATER TO THE RURAL RESIDENTS OF MARION COUNTY

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
57-0633707
Tax-exempt status
501(c)(12): Benevolent life insurance association or mutual company
Donations deductible
No
Exempt since
1986
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$25,375,181
Income (IRS master file)
$6,416,494

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2025$6,416,494$3,745,070$25,375,181XML
990December 2024$3,476,118$3,461,925$21,880,236XML
990December 2023$3,353,497$3,301,605$22,146,114XML
990December 2022$3,099,861$3,255,774$22,293,693IRS
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 57-0633707).

Questions about MARCO RURAL WATER CO INC

What is the EIN of MARCO RURAL WATER CO INC?
The employer identification number (EIN) of MARCO RURAL WATER CO INC is 57-0633707.
Is MARCO RURAL WATER CO INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(12) since 1986.
Are donations to MARCO RURAL WATER CO INC tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does MARCO RURAL WATER CO 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 MARCO RURAL WATER CO INC 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 MARCO RURAL WATER CO INC 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 MARCO RURAL WATER CO INC?
The 990 for the year ended December 31, 2025 names ROBIN WINKELER.
Who are the officers and directors of MARCO RURAL WATER CO INC?
The 990 for the year ended December 31, 2025 lists 10 people; 10 received compensation from the organization, the highest $115,648 (ROBERT T WINKLER, MANAGER).
How much revenue does MARCO RURAL WATER CO INC have?
On its 990 for the year ended December 31, 2025 it reported revenue of $6,416,494, expenses of $3,745,070 and total assets of $25,375,181 at year end.

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