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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 84-1475282

DARK SKIES INC

Tax-exempt · WESTCLIFFE, CO 81252

Financials

$39K$35K2023$42K$49K2024$36K$34K2025
Revenue Expenses · by fiscal year end
Financials of DARK SKIES INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$35,648$33,810$1,838$115,568$35,000$80,568
December 31, 2024990-EZ$41,713$49,277-$7,564$106,137$27,500$78,637
December 31, 2023990-EZ$39,238$34,522$4,716$88,648$2,500$86,148
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Contributions, gifts and grants
$31,153
Program service revenue
$1,852
Investment income
$2,643

Expenses

Grants and similar amounts paid
$20,983
Compensation of officers, directors and key employees
$0
Professional fees and payments to contractors
$320
Occupancy
$2,687
Printing, publications and postage
$523
Other expenses
$9,297
Program services (functional)
$24,816

Balance sheet and other

Total assets, start of year
$106,137
Total assets, end of year
$115,568
Total liabilities, end of year
$35,000
Net assets, end of year
$80,568
Cash, savings and investments
$109,978
Gross receipts
$35,648

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
COURTNEY MILLERBOARD MEMBER1.5$0
LIN MILLERBOARD MEMBER1.5$0
STEVE MCALLISTEROBSERVATORY DIRECTOR8$0
KRIS MCALLISTERSECRETARY2$0
DEANNE MONTGOMERYTREASURER3$0
CHARLES JAGOWPRESIDENT8$0
SUSAN SAM FROSTMANSTEM SCHOLARSHIP MGR0.5$0
ERIC MESSICKVICE PRESIDENT2$0
990-EZ for the year ended December 31, 2024: 13 people
NameTitleHours / weekCompensation
JIM BRADBURNMEMBER EMERITUS0.5$0
COURTNEY MILLERBOARD MEMBER1.5$0
LIN MILLERBOARD MEMBER1.5$0
STEVE MCALLISTEROBSERVATORY DIRECTOR8$0
KRIS MCALLISTERSECRETARY2$0
DEANNE MONTGOMERYTREASURER3$0
BOB WOLFBOARD MEMBER1.25$0
LENNIE ANDERSONBOARD MEMBER1.5$0
ED STEWARTMEMBER EMERITUS0.5$0
CHARLES JAGOWPRESIDENT8$0
LISA GURIANBOARD MEMEBER1.5$0
SUSAN SAM FROSTMANMEMBER EMERITUS0.5$0
ERIC MESSICKVICE PRESIDENT2$0
990-EZ for the year ended December 31, 2023: 13 people
NameTitleHours / weekCompensation
SUSAN SAM FROSTMANFORMER TREASURER3$0
JIM BRADBURNMEMBER EMERITUS0.5$0
COURTNEY MILLERBOARD MEMBER1.5$0
LIN MILLERBOARD MEMBER1.5$0
STEVE MCALLISTEROBSERVATORY DIRECTOR8$0
KRIS MCALLISTERVICE PRESIDENTSECRETARY3$0
CHARLEY ELLISONBOARD MEMBER1$0
DEANNE MONTGOMERYTREASURER3$0
BOB WOLFBOARD MEMBER1.25$0
LENNIE ANDERSONBOARD MEMBER1.5$0
ED STEWARTMEMBER EMERITUS0.5$0
CHARLES JAGOWPRESIDENT8$0
LISA GURIANBOARD MEMEBER1.5$0

Address and contacts

Address (IRS master file)
PO BOX 634, WESTCLIFFE, CO 81252-0634
In care of
% DEANNE MONTGOMERY
Mailing address (990-N for 2008)
PO Box 634, Westcliffe CO 81252
Principal officer (990-N for 2008)
Steve Linderer, PO Box 634, Westcliffe CO 81252
Signed the 990-EZ
DEANNE MONTGOMERY, TREASURER
Phone
(719) 398-1284
Return prepared by
Sangre Solutions

Mission

PRESERVE CUSTER CTYS NATURAL DARK SKIES

990-EZ for the year ended December 31, 2025

Program accomplishments

  • EQUIP AND MAINTAIN PUBLIC OBSERVATORY IN BLUFF PARK IN COOPERATION WITH TOWN OF WESTCLIFFE
    Expenses $3,833
  • PROVIDE EDUCATIONAL SEMINARS AT THE OBSERVATORY AND OTHER APPROPRIATE VENUES TO ENCOURAGE USE OF DARK-SKY-FRIENDLY LIGHTING AND TO PROMOTE INTEREST IN ASTRONOMY
    Expenses $983 · grants $983
  • DARK SKY LIGHTS INSTALLED AT LOCATIONS IN THE VALLEY
  • Other program services
    Expenses $20,000 · grants $20,000

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. 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

File the 2026 990-N for DARK SKIES INC

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
84-1475282
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1999
Accounting year ends
December
Files
Form 990-N (e-Postcard)
Category (NTEE)
Environment (C20)
Assets (IRS master file)
$115,568
Income (IRS master file)
$35,648

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$35,648$33,810$115,568XML
990-EZDecember 2024$41,713$49,277$106,137XML
990-EZDecember 2023$39,238$34,522$88,648XML
990-EZDecember 2022–––IRS
990-EZDecember 2021–––IRS
990-EZDecember 2020–––IRS
990-EZDecember 2019–––IRS
990-EZDecember 2018–––IRS
990-N for 2008
Officer: Steve Linderer
December 31, 2008≤ $50,000 receipts––e-Postcard

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 84-1475282).

Questions about DARK SKIES INC

What is the EIN of DARK SKIES INC?
The employer identification number (EIN) of DARK SKIES INC is 84-1475282.
Is DARK SKIES INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1999.
Are donations to DARK SKIES INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does DARK SKIES INC file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of DARK SKIES 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 DARK SKIES 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 DARK SKIES INC?
The 990-N for 2008 names Steve Linderer.
Who are the officers and directors of DARK SKIES INC?
The 990-EZ for the year ended December 31, 2025 lists 8 people; 0 received compensation from the organization.
How much revenue does DARK SKIES INC have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $35,648, expenses of $33,810 and total assets of $115,568 at year end.

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