Private Foundation

Castlerock Foundation Inc

Castlerock Foundation Inc is a private foundation categorized as Private Foundation based in Alma, WI. Its most recent IRS filing (2025) reports revenue of $146K, expenses of $42K, total assets of $952K. Imperigo tracks 414 reported grants from this foundation totaling approximately $894K.

EIN: 391942244 Alma, WI Latest filing: 2025

Total Revenue$146K

Total Expenses$42K

Total Assets$952K

Grants Given414

Grant Total$894K

Filing Years2021–2025

Sample Grants Given

Buffalo County Historical Society

Alma, WI · 2025

Further Exempt Purpose

$24,200

Lyster Lutheran Church

Nelson, WI · 2025

Further Exempt Purpose

$5,700

St Elizabeth Hospital Fdn

Wabasha, MN · 2025

Further Exempt Purpose

$5,250

Leadership Institute

Arlington, VA · 2025

Further Exempt Purpose

$1,050

Buffalo-Pepin Teen Court

Alma, WI · 2025

Further Exempt Purpose

$250

Showing up to 5 of 414 total records — full history available with membership.

Officers & Directors

President Gary B Schlosstein

Vice President Najib G Schlosstein

Secretary Shelby S Schlosstein

Officer compensation and complete director data available with membership.

Top Grant Purposes

Further Exempt Purposes

$492,752 134 grants

Further Exempt Purpose

$236,377 183 grants

Special Project

$109,547 76 grants

Special Project and Operating Expenses

$37,655 1 grant

Further exempt purpose

$6,500 3 grants

Financial Trends

Year	Revenue	Expenses	Assets
2025	$146K	$42K	$952K
2024	$76K	$54K	$847K
2023	$124K	$113K	$825K
2022	$121K	$101K	$815K
2021	$107K	$117K	$795K

Between 2021 and 2025, reported annual revenue grew from $107K to $146K (+36%), with total assets most recently reported at $952K.

Interactive year-over-year charts and full filing details available with membership.

Grant Geography

Grants from this foundation were reported to recipients in AZ, CO, DC, FL, GA, IA, and 4 other states.

AZCODCFLGAIAILINKSKY

Full geographic grant map with state-by-state breakdown available with membership.

See the full picture for Castlerock Foundation Inc

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Full Financial History Complete Grant Activity Officer Compensation Year-over-Year Charts Geographic Grant Map Data Exports