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Nonprofit · EIN 46-4116554

BLACK SPRING FOUNDATION INC

Tax-exempt · SIOUX FALLS, SD 57103

Financials

$552K$142K2023$4.5M$888K2024$1.6M$4.4M2025
Revenue Expenses · by fiscal year end
Financials of BLACK SPRING FOUNDATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-PF$1,554,688$4,399,984-$2,845,296$17,512,007$0$17,512,007
December 31, 2024990-PF$4,538,988$887,730$3,651,258$20,363,555$0$20,363,555
December 31, 2023990-PF$552,291$141,705$410,586$16,725,592$0$16,725,592
Financial details: 990-PF for the year ended December 31, 2025

Revenue

Dividends
$575,337
Net gain from sales of assets
$979,351

Expenses

Grants and similar amounts paid
$4,220,000
Disbursements for charitable purposes
$4,270,194
Excise tax on investment income
$19,866

Balance sheet and other

Total assets, start of year
$20,363,555
Total assets, end of year
$17,512,007
Total liabilities, end of year
$0
Net assets, end of year
$17,512,007
Fair market value of assets
$21,928,788
Qualifying distributions
$4,270,194
Net investment income
$1,549,505

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-PF for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
David Heck
105 E Anderson Street, Rhinelander, WI 54501
President/Treasurer1$0
Nathan Honson
401 East Eighth Street Suite 319, Sioux Falls, SD 57103
Vice President/Secretary1$0
990-PF for the year ended December 31, 2024: 3 people
NameTitleHours / weekCompensation
NATALIE A BLACK
9934 WEEKS LANE ROAD, OOSTBURG, WI 53070
PRESIDENT/TREASURER/DIRECT1$0
DAVID HECK
15 E ANDERSON STREET, RHINELANDER, WI 54501
PRESIDENT/TREASURER1$0
NATHAN HONSON
401 EAST EIGHTH STREET SUITE 319, SIOUX FALLS, SD 57103
VICE PRESIDENT/SECRETARY1$0
990-PF for the year ended December 31, 2023: 2 people
NameTitleHours / weekCompensation
NATALIE A BLACK
9934 WEEKS LANE ROAD, OOSTBURG, WI 53070
PRESIDENT/TREASURER/DIRECT1$0
LAURA E KOHLER
722 TREEHOUSE LANE, KOHLER, WI 53044
SECRETARY1$0

Address and contacts

Address (IRS master file)
401 E 8TH ST STE 319, SIOUX FALLS, SD 57103-7031
In care of
% NATALIE A BLACK
Signed the 990-PF
NATHAN HONSON, Vice President
Phone
(605) 336-6832
Return prepared by
DORSEY & WHITNEY TRUST COMPANY LLC

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. 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-PF on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
46-4116554
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
2014
Accounting year ends
December
Files
Form 990-PF
Category (NTEE)
Education (B99)
Assets (IRS master file)
$17,512,007
Income (IRS master file)
$10,882,670

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2025$1,554,688$4,399,984$17,512,007IRS
990-PFDecember 2024$4,538,988$887,730$20,363,555XML
990-PFDecember 2023$552,291$141,705$16,725,592XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––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 46-4116554).

Questions about BLACK SPRING FOUNDATION INC

What is the EIN of BLACK SPRING FOUNDATION INC?
The employer identification number (EIN) of BLACK SPRING FOUNDATION INC is 46-4116554.
Is BLACK SPRING FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2014.
Are donations to BLACK SPRING FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does BLACK SPRING FOUNDATION INC file?
Form 990-PF. Private foundations file every year.
When is the next return of BLACK SPRING FOUNDATION 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 BLACK SPRING FOUNDATION INC last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2025.
Who are the officers and directors of BLACK SPRING FOUNDATION INC?
The 990-PF for the year ended December 31, 2025 lists 2 people; 0 received compensation from the organization.
How much revenue does BLACK SPRING FOUNDATION INC have?
On its 990-PF for the year ended December 31, 2025 it reported revenue of $1,554,688, expenses of $4,399,984 and total assets of $17,512,007 at year end.

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