Nonprofit · EIN 91-1821692
WILDERNESS VOLUNTEERS
Tax-exempt · PHOENIX, AZ 85016
Financials
| Year ended | Form | Revenue | Expenses | Net income | Total assets | Liabilities | Net assets |
|---|---|---|---|---|---|---|---|
| December 31, 2025 | 990 | $282,787 | $282,680 | $107 | $351,895 | $63 | $351,832 |
| December 31, 2024 | 990 | $269,117 | $257,297 | $11,820 | $348,663 | $1,443 | $347,220 |
| December 31, 2023 | 990 | $243,351 | $236,532 | $6,819 | $328,216 | $1,443 | $326,773 |
Financial details: 990 for the year ended December 31, 2025
Revenue
- Contributions, gifts and grants
- $199,891
- Program service revenue
- $53,900
- Investment income
- $28,458
- Net income from sales of inventory
- $538
- Other revenue
- $538
Expenses
- Grants and similar amounts paid
- $0
- Other salaries and wages
- $130,305
- Salaries, compensation and benefits (total)
- $159,060
- Professional fundraising fees
- $0
- Accounting fees
- $8,808
- Program services (functional)
- $182,322
- Management and general (functional)
- $64,449
- Fundraising (functional)
- $35,909
Balance sheet and other
- Total assets, start of year
- $348,663
- Total assets, end of year
- $351,895
- Total liabilities, end of year
- $63
- Net assets, end of year
- $351,832
- Publicly traded securities
- $325,976
- Net assets without donor restrictions
- $351,832
- Gross receipts
- $282,787
- Employees
- 3
- Volunteers
- 305
- Year formed
- 1997
- State of legal domicile
- OR
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 |
|---|---|---|---|
| ROSS HOLLOWAY | PRESIDENT Trustee or director, Officer | 1.38 | $0 |
| REBECCA GLUCKLICH | VICE PRESIDENT Trustee or director, Officer | 0.77 | $0 |
| LEE COOPER | TREASURER Trustee or director, Officer | 5 | $0 |
| KATY GIORGIO | MEMBER Trustee or director | 0 | $0 |
| LINDA ALTENHOFEN | MEMBER Trustee or director | 0.38 | $0 |
| MIKE BORK | MEMBER Trustee or director | 1.44 | $0 |
| JB RICCA | MEMBER Trustee or director | 0.31 | $0 |
| MARK YOUNG | SECRETARY Trustee or director, Officer | 1.58 | $0 |
| TONY ZIMMER | MEMBER Trustee or director | 0.26 | $0 |
990 for the year ended December 31, 2024: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CARRIE HENDERSON | EXECUTIVE DIRECTOR Officer | 40 | $69,457 |
| DAVE BECKER | MEMBER Trustee or director | 0.67 | $0 |
| KATY GIORGIO | MEMBER Trustee or director | 0 | $0 |
| BILL WOOD | MEMBER Trustee or director | 1.15 | $0 |
| ROSS HOLLOWAY | PRESIDENT Trustee or director, Officer | 0 | $0 |
| DAVE PACHECO | VICE PRESIDENT Trustee or director, Officer | 0.38 | $0 |
| REBECCA GLUCKLICH | SECRETARY Trustee or director, Officer | 0.58 | $0 |
| LEE COOPER | TREASURER Trustee or director, Officer | 4.8 | $0 |
990 for the year ended December 31, 2023: 8 people
| Name | Title | Hours / week | Compensation |
|---|---|---|---|
| CARRIE HENDERSON | EXECUTIVE DIRECTOR Officer | 40 | $66,150 |
| DAVE BECKER | MEMBER Trustee or director | 0.5 | $0 |
| KATY GIORGIO | MEMBER Trustee or director | 0.2 | $0 |
| BILL WOOD | MEMBER Trustee or director | 1.35 | $0 |
| LEE COOPER | TREASURER Trustee or director, Officer | 2.5 | $0 |
| ROSS HOLLOWAY | PRESIDENT Trustee or director, Officer | 2 | $0 |
| DAVE PACHECO | VICE PRESIDENT Trustee or director, Officer | 1 | $0 |
| REBECCA GLUCKLICH | SECRETARY Trustee or director, Officer | 0.5 | $0 |
Address and contacts
- Address (IRS master file)
- 4539 N 22ND ST STE R, PHOENIX, AZ 85016-4639
- In care of
- % LINDA ALTENHOFEN
- Signed the 990
- LINDA ALTENHOFEN, TREASURER
- Phone
- (928) 255-1128
- Website
- WWW.WILDERNESSVOLUNTEERS.ORG
- Return prepared by
- Klomann Accounting LLC
Mission
MAINTAINING FEDERALLY MANAGED PUBLIC LANDS WITH VOLUNTEER LABOR.
Program accomplishments
- WILDERNESS VOLUNTEERS COMPLETED 35 WEEK-LONG VOLUNTEER PROJECTS IN 2025, ENGAGING 305 VOLUNTEERS FOR A TOTAL OF 8517 VOLUNTEER HOURS. PROJECTS WERE COORDINATED WITH PUBLIC LAND MANAGEMENT AGENCIES, INCLUDING THE NATIONAL PARK SERVICE, U.S. FOREST SERVICE, AND BUREAU OF LAND MANAGEMENT, AND INCLUDED TRAIL MAINTENANCE, INVASIVE SPECIES REMOVAL, FENCING REMOVAL, NATIVE PLANT AND SEED PLANTING, AND MORE.Expenses $182,322
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
- 91-1821692
- Tax-exempt status
- 501(c)(3): Charitable, religious, educational or scientific organization
- Foundation status
- Publicly supported organization (509(a)(2))
- Donations deductible (Pub 78)
- Public charity, 50% deduction limit
- Exempt since
- 1997
- Accounting year ends
- December
- Files
- Form 990 or 990-EZ
- Category (NTEE)
- Environment (C99)
- Assets (IRS master file)
- $351,895
- Income (IRS master file)
- $282,787
Filing history
| Form | Year ended | Revenue | Expenses | Assets | Return |
|---|---|---|---|---|---|
| 990 | December 2025 | $282,787 | $282,680 | $351,895 | IRS |
| 990 | December 2024 | $269,117 | $257,297 | $348,663 | XML |
| 990 | December 2023 | $243,351 | $236,532 | $328,216 | XML |
| 990 | December 2022 | $185,016 | $210,249 | $298,392 | IRS |
| 990 | December 2021 | – | – | – | IRS |
| 990 | December 2020 | – | – | – | 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 91-1821692).
Questions about WILDERNESS VOLUNTEERS
- What is the EIN of WILDERNESS VOLUNTEERS?
- The employer identification number (EIN) of WILDERNESS VOLUNTEERS is 91-1821692.
- Is WILDERNESS VOLUNTEERS tax-exempt?
- Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1997.
- Are donations to WILDERNESS VOLUNTEERS tax-deductible?
- Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
- Which annual return does WILDERNESS VOLUNTEERS 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 WILDERNESS VOLUNTEERS 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 WILDERNESS VOLUNTEERS last file with the IRS?
- The latest return in the IRS public files is the 990 for the year ended December 2025.
- Who are the officers and directors of WILDERNESS VOLUNTEERS?
- The 990 for the year ended December 31, 2025 lists 9 people; 0 received compensation from the organization.
- How much revenue does WILDERNESS VOLUNTEERS have?
- On its 990 for the year ended December 31, 2025 it reported revenue of $282,787, expenses of $282,680 and total assets of $351,895 at year end.
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