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Nonprofit · EIN 80-0921595

NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC

Also known as NSWCA

Tax-exempt · CARLE PLACE, NY 11514

Financials

$58K$51K2023$66K$55K2024$64K$65K2025
Revenue Expenses · by fiscal year end
Financials of NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$63,900$65,438-$1,538$86,925$0$86,925
December 31, 2024990-EZ$66,025$55,383$10,642$88,463$0$88,463
December 31, 2023990-EZ$58,400$50,879$7,521$77,821$0$77,821
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Membership dues
$42,025
Other revenue
$21,875

Expenses

Compensation of officers, directors and key employees
$0
Professional fees and payments to contractors
$25,069
Printing, publications and postage
$292
Other expenses
$40,077
Program services (functional)
$36,431

Balance sheet and other

Total assets, start of year
$88,463
Total assets, end of year
$86,925
Total liabilities, end of year
$0
Net assets, end of year
$86,925
Cash, savings and investments
$86,925
Gross receipts
$63,900

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 December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
MICHAEL MAZZOLAPRESIDENT1$0
JOSEPH PERRYVICE PRESIDENT1$0
MICHAEL KOSINSKITREASURER1$0
SCOTT GRECOSECRETARY1$0
990-EZ for the year ended December 31, 2024: 5 people
NameTitleHours / weekCompensation
RALPH ATORIAPRESIDENT1$0
JOHN COUMATOS1ST VICE PRESIDENT1$0
JOSEPH PERRY2ND VICE PRESIDENT1$0
MICHAEL KOSINSKITREASURER1$0
MICHAEL MAZZOLASECRETARY1$0
990-EZ for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
PATRICIA PETERSONPRESIDENT1$0
JOHN COUMATOS2ND VICE PRESIDENT1$0
RALPH ATORIA1ST VICE PRESIDENT1$0
MICHAEL KOSINSKITREASURER1$0
JOSEPH PERRYSECRETARY1$0

Address and contacts

Address (IRS master file)
PO BOX 255, CARLE PLACE, NY 11514-0255
Mailing address (990-N for 2022)
PO BOX 255, CARLE PLACE NY 11514
Principal officer (990-N for 2022)
MICHAEL KOSINSKI, PO BOX 255, CARLE PLACE NY 11514
Signed the 990-EZ
MICHAEL KOSINSKI, TREASURER
Phone
(516) 852-7348
Return prepared by
Gentile Brengel & Lin LLP

Mission

THE NASSAU SUFFOLK WATER COMMISSIONERS' ASSOCIATION(NSWCA)PURPOSE IS TO PROMOTE ENVIRONMENTAL EXCELLENCE, SUSTAINABILITY AND TO ADVANCE THE HIGHEST STANDARDS OF WATER QUALITY, SUPPLY AND DISTRIBUTION. THIS IS ACHIEVED BY SUPPORTING EDUCATION AND TRAINING, PROVIDING ADVICE, DIRECTION AND INFORMTION ON INDUSTRY-WIDE ISSUES, AND MAINTAINING LEGISLATIVE ADVOCACY AS WELL AS PUBLIC RELATIONS SUPPORT.

990-EZ for the year ended December 31, 2025

Program accomplishments

  • ASSOCIATION MEETINGS AND TRAININGS
    Expenses $36,431

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-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024990-EZ on file

IRS record

EIN
80-0921595
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
2019
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$86,925
Income (IRS master file)
$63,900

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$63,900$65,438$86,925IRS
990-EZDecember 2024$66,025$55,383$88,463XML
990-EZDecember 2023$58,400$50,879$77,821XML
990-N for 2022
Officer: MICHAEL KOSINSKI
December 31, 2022≤ $50,000 receipts––e-Postcard
990-EZDecember 2021–––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 80-0921595).

Questions about NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC

What is the EIN of NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC?
The employer identification number (EIN) of NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC is 80-0921595.
Is NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 2019.
Are donations to NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION 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 NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION 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 NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who is the principal officer of NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC?
The 990-N for 2022 names MICHAEL KOSINSKI.
Who are the officers and directors of NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC?
The 990-EZ for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does NASSAU SUFFOLK WATER COMMISSIONERS ASSOCIATION INC have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $63,900, expenses of $65,438 and total assets of $86,925 at year end.

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