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Nonprofit · EIN 87-4673728

EASTERN WYOMING NATURE CENTER

Tax-exempt · LUSK, WY 82225

Financials

$50K$67K2023$20K$15K2024$89K$17K2025
Revenue Expenses · by fiscal year end
Financials of EASTERN WYOMING NATURE CENTER by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$88,600$17,282$71,318$166,186$30,000$136,186
December 31, 2024990-EZ$19,800$15,353$4,447$114,868$50,000$64,868
December 31, 2023990-EZ$49,918$66,961-$17,043$60,421–$60,421
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$88,600

Expenses

Grants and similar amounts paid
$9,000
Compensation of officers, directors and key employees
$0
Other expenses
$8,282
Program services (functional)
$17,282

Balance sheet and other

Total assets, start of year
$114,868
Total assets, end of year
$166,186
Total liabilities, end of year
$30,000
Net assets, end of year
$136,186
Cash, savings and investments
$6,097
Land and buildings
$140,079
Gross receipts
$88,600

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
MARCUS ERIKSEN PHDPresident5$0
KRAIG DERSTLER PHDTreasurer0$0
ANNA CUMMINSDirector0$0
DEBRA K STURMANDirector0$0
990-EZ for the year ended December 31, 2024: 4 people
NameTitleHours / weekCompensation
MARCUS ERIKSEN PHDPresident5$0
KRAIG DERSTLER PHDTreasurer0$0
ANNA CUMMINSDirector0$0
DEBRA K STURMANDirector0$0
990-EZ for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
MARCUS ERIKSEN PHDPresident5$0
KRAIG DERSTLER PHDTreasurer0$0
ANNA CUMMINSDirector0$0
TODD HOELMERDirector0$0
DEBRA K STURMANDirector0$0

Address and contacts

Address (IRS master file)
102 S MAIN ST, LUSK, WY 82225-5090
Signed the 990-EZ
MARCUS ERIKSEN PHD, President
Phone
(323) 395-1843
Return prepared by
SMB Management LLC

Mission

TO DISCOVER, PRESERVE AND CELEBRATE THE NATURAL RESOURCES OF EASTERN WYOMING.

990-EZ for the year ended December 31, 2025

Program accomplishments

  • TO DISCOVER, PRESERVE AND CELEBRATE THE NATURAL RESOURCES OF EASTERN WYOMING.
    Expenses $17,282 · grants $88,600

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
87-4673728
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
2022
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$166,186
Income (IRS master file)
$88,600

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$88,600$17,282$166,186IRS
990-TDecember 2025–––IRS
990-EZDecember 2024$19,800$15,353$114,868XML
990-TDecember 2024–––IRS
990-EZDecember 2023$49,918$66,961$60,421XML
990-TDecember 2023–––IRS
990-EZDecember 2022–––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 87-4673728).

Questions about EASTERN WYOMING NATURE CENTER

What is the EIN of EASTERN WYOMING NATURE CENTER?
The employer identification number (EIN) of EASTERN WYOMING NATURE CENTER is 87-4673728.
Is EASTERN WYOMING NATURE CENTER tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2022.
Are donations to EASTERN WYOMING NATURE CENTER tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does EASTERN WYOMING NATURE CENTER 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 EASTERN WYOMING NATURE CENTER 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 EASTERN WYOMING NATURE CENTER last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who are the officers and directors of EASTERN WYOMING NATURE CENTER?
The 990-EZ for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does EASTERN WYOMING NATURE CENTER have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $88,600, expenses of $17,282 and total assets of $166,186 at year end.

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