Nonprofit · EIN 52-0730143
WATER SYSTEMS COUNCIL
Tax-exempt · WASHINGTON, DC 20007
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $1,104,414 | $1,028,771 | $75,643 | $949,354 | $374,980 | $574,374 |
| December 31, 2024 | 990 | $1,026,653 | $1,026,066 | $587 | $795,840 | $297,109 | $498,731 |
| December 31, 2023 | 990 | $1,031,941 | $928,567 | $103,374 | $699,038 | $200,894 | $498,144 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $0
- Program service revenue
- $1,068,368
- Investment income
- $33,293
- Other revenue
- $2,753
Expenses
- Grants and similar amounts paid
- $0
- Compensation of officers, directors and key employees
- $271,297
- Other salaries and wages
- $198,127
- Salaries, compensation and benefits (total)
- $534,550
- Professional fundraising fees
- $0
- Legal fees
- $15,264
- Accounting fees
- $13,162
- Travel
- $4,011
Balance sheet and other
- Total assets, start of year
- $795,840
- Total assets, end of year
- $949,354
- Total liabilities, end of year
- $374,980
- Net assets, end of year
- $574,374
- Net assets without donor restrictions
- $574,374
- Gross receipts
- $1,104,414
- Employees
- 4
- Volunteers
- 0
- Year formed
- 1959
- State of legal domicile
- DC
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.
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARGARET MARTENS | EXECUTIVE DIRECTOR Officer | 40 | $154,947 |
| ERIN COFFMAN | MEMBER SERVICES DIRECTOR Trustee or director | 40 | $116,350 |
| MARK HEFLIN | PRESIDENT Trustee or director, Officer | 2 | $0 |
| FRED FANN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| JAMES SHARROCK | TREASURER Trustee or director, Officer | 1 | $0 |
| MARK BALL | DISTRIBUTOR BOARD MEMBER Trustee or director, Officer | 1 | $0 |
| MATT SERVANT | PAST PRESIDENT Trustee or director, Officer | 1 | $0 |
| STEPHEN ANDERSON | BOARD MEMBER Trustee or director | 1 | $0 |
| JILL BOUDREAU | BOARD MEMBER Trustee or director | 1 | $0 |
| SCOTT BURROUGHS | BOARD MEMBER Trustee or director | 1 | $0 |
| GERRY DUGGAN | BOARD MEMBER Trustee or director | 1 | $0 |
| RICHARD MEST | BOARD MEMBER Trustee or director | 1 | $0 |
| PATRICK SLESS | BOARD MEMBER Trustee or director | 1 | $0 |
| JULIE STOREY | BOARD MEMBER Trustee or director | 1 | $0 |
| MIKE WESDELL | BOARD MEMBER Trustee or director | 1 | $0 |
990 for the year ended December 31, 2024: 15 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARGARET MARTENS | EXECUTIVE DIRECTOR Officer | 40 | $148,513 |
| ERIN COFFMAN | MEMBER SERVICES DIRECTOR Trustee or director | 40 | $110,246 |
| MATT SERVANT | PRESIDENT Trustee or director, Officer | 1 | $0 |
| DAN STORY | PAST PRESIDENT Trustee or director, Officer | 1 | $0 |
| MARK HEFLIN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| DAVID RUTZ | TREASURER Trustee or director, Officer | 1 | $0 |
| MARK BALL | DISTRIBUTOR BOARD MEMBER Trustee or director, Officer | 1 | $0 |
| STEPHEN ANDERSON | BOARD MEMBER Trustee or director | 1 | $0 |
| SCOTT BURROUGHS | BOARD MEMBER Trustee or director | 1 | $0 |
| GERRY DUGGAN | BOARD MEMBER Trustee or director | 1 | $0 |
| FRED FANN | BOARD MEMBER Trustee or director | 1 | $0 |
| RICHARD MEST | BOARD MEMBER Trustee or director | 1 | $0 |
| JAMES SHARROCK | BOARD MEMBER Trustee or director | 1 | $0 |
| JULIE STOREY | BOARD MEMBER Trustee or director | 1 | $0 |
| MIKE WESDELL | BOARD MEMBER Trustee or director | 1 | $0 |
990 for the year ended December 31, 2023: 15 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| MARTENS MARGARET | EXECUTIVE DIRECTOR Officer | 40 | $143,833 |
| ERIN COFFMAN | MEMBER SERVICES DIRECTOR Trustee or director | 40 | $105,600 |
| MATT SERVANT | PRESIDENT Trustee or director, Officer | 1 | $0 |
| DAN STORY | PAST PRESIDENT Trustee or director, Officer | 1 | $0 |
| MARK HEFLIN | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| CHRIS KAMPF | TREASURER Trustee or director, Officer | 1 | $0 |
| MARK BALL | DISTRIBUTOR BOARD MEMBER Trustee or director, Officer | 1 | $0 |
| STEPHEN ANDERSON | BOARD MEMBER Trustee or director | 1 | $0 |
| SCOTT BURROUGHS | BOARD MEMBER Trustee or director | 1 | $0 |
| GERRY DUGGAN | BOARD MEMBER Trustee or director | 1 | $0 |
| FRED FANN | BOARD MEMBER Trustee or director | 1 | $0 |
| CHRIS HERRON | BOARD MEMBER Trustee or director | 1 | $0 |
| RICHARD MEST | BOARD MEMBER Trustee or director | 1 | $0 |
| JULIE STOREY | BOARD MEMBER Trustee or director | 1 | $0 |
| MIKE WESDELL | BOARD MEMBER Trustee or director | 1 | $0 |
Address and contacts
- Address (IRS master file)
- 1101 30TH ST NW STE 500, WASHINGTON, DC 20007-3772
- Principal officer (990 for 2025)
- MARGARET MARTENS, 1101 30TH STREET NW SUITE 500, WASHINGTON, DC 20007
- Signed the 990
- MARGARET MARTENS, EXECUTIVE DIRECTOR
- Phone
- (202) 625-4387
- Website
- WWW.WATERSYSTEMSCOUNCIL.ORG
- Return prepared by
- GROSSMAN YANAK & FORD LLP
Mission
WATER SYSTEMS COUNCIL IS THE NATIONAL NONPROFIT ASSOCIATION ORGANIZED TO PROVIDE INFORMATION, TRAINING, EDUCATION, OUTREACH, AND INDUSTRY DATA ABOUT WATER WELLS AND WATER WELL SYSTEMS.
Program accomplishments
- MEMBER SERVICES: INDUSTRY MEETINGS ARE UTILIZED TO DISCUSS CURRENT ISSUES AND TOPICS, TO LOBBY FOR DESIRED CHANGES IN THE WATER WELL INDUSTRY, AND TO SHARE MARKET DATA INFORMATION GATHERED BY THE ASSOCIATION.
- EDUCATION AND ADVOCACY: THIS PROGRAM IS DESIGNED TO PROMOTE PRIVATE WATER SYSTEMS IN THE U.S. AS AN APPROPRIATE AND VIABLE SOURCE OF SAFE DRINKING WATER THROUGH TECHNICAL AND PROMOTIONAL LITERATURE AND PROGRAMS. THIS PROGRAM ALSO INCLUDES SUPPORT OF A SEPARATE WATER WELL TRUST THAT PROVIDES FINANCING FOR WELLS FOR LOW INCOME HOUSEHOLDS.
- WELLCARE PROGRAM SUPPORTS PRIVATE WELL OWNERS BY PROVIDING FREE RESOURCES, EDUCATION, AND ASSISTANCE TO HELP MAINTAIN SAFE, CLEAN DRINKING WATER. IT OFFERS A HOTLINE, DOWNLOADABLE GUIDES, A WELL OWNERS NETWORK WITH NEWSLETTERS AND DISCOUNTS, AND ACCESS TO PROFESSIONAL WELL CONTRACTORS.
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 year | Year ended | Due | IRS public records |
|---|---|---|---|
| 2025 | December 31, 2025 | May 15, 2026 | 990 on file |
| 2024 | December 31, 2024 | May 15, 2025 | 990 on file |
| 2023 | December 31, 2023 | May 15, 2024 | 990 on file |
IRS record
- EIN
- 52-0730143
- Tax-exempt status
- 501(c)(6): Business league or chamber of commerce
- Donations deductible
- No
- Exempt since
- 1960
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Assets (IRS master file)
- $949,354
- Income (IRS master file)
- $1,104,414
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $1,104,414 | $1,028,771 | $949,354 | XML |
| 990 | December 2024 | $1,026,653 | $1,026,066 | $795,840 | XML |
| 990 | December 2023 | $1,031,941 | $928,567 | $699,038 | XML |
| 990 | December 2022 | $991,920 | $903,223 | $743,274 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | IRS |
| 990 | December 2019 | – | – | – | IRS |
| 990 | December 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 52-0730143).
Questions about WATER SYSTEMS COUNCIL
- What is the EIN of WATER SYSTEMS COUNCIL?
- The employer identification number (EIN) of WATER SYSTEMS COUNCIL is 52-0730143.
- Is WATER SYSTEMS COUNCIL tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1960.
- Are donations to WATER SYSTEMS COUNCIL tax-deductible?
- No. The IRS master file says contributions to it are not deductible.
- Which annual return does WATER SYSTEMS COUNCIL 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 WATER SYSTEMS COUNCIL 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 WATER SYSTEMS COUNCIL 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 WATER SYSTEMS COUNCIL?
- The 990 for the year ended December 31, 2025 names MARGARET MARTENS.
- Who are the officers and directors of WATER SYSTEMS COUNCIL?
- The 990 for the year ended December 31, 2025 lists 15 people; 2 received compensation from the organization, the highest $154,947 (MARGARET MARTENS, EXECUTIVE DIRECTOR).
- How much revenue does WATER SYSTEMS COUNCIL have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $1,104,414, expenses of $1,028,771 and total assets of $949,354 at year end.
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