Private Foundation

MACK FOUNDATION

MACK FOUNDATION, of BAINBRIDGE ISLAND, WA, is a Private Foundation tracked in Imperigo's IRS 990 database. The 2025 filing shows $181K in revenue, $323K in expenses, $1.9M in total assets. IRS filings disclose 40 grants awarded by this foundation, totaling roughly $1.2M.

EIN: 461580680 BAINBRIDGE ISLAND, WA Latest filing: 2025

Total Revenue$181K

Total Expenses$323K

Total Assets$1.9M

Grants Given40

Grant Total$1.2M

Filing Years2021–2025

Sample Grants Given

NORWICH UNIVERSITY

NORTHFIELD, VT · 2025

GENERAL SUPPORT

$115,000

CHRISTIAN BROTHERS FOUNDATION

NEW ORLEANS, LA · 2025

GENERAL SUPPORT

$50,000

MUSIC CENTER OF THE NORTHWEST

SEATTLE, WA · 2025

GENERAL SUPPORT

$50,000

ONE CALL FOR ALL

BAINBRIDGE, WA · 2025

GENERAL SUPPORT

$41,000

RHF FOUNDATION

FAYATTEVILLE, NC · 2025

GENERAL SUPPORT

$25,000

Showing up to 5 of 40 total records — full history available with membership.

Officers & Directors

TRUSTEE Robert Bmack

Officer compensation and complete director data available with membership.

Top Grant Purposes

GENERAL SUPPORT

$1,176,102 39 grants

HUMAN TRAFFICING

$25,000 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2025	$181K	$323K	$1.9M
2024	$69K	$243K	$2.0M
2023	$50K	$164K	$2.2M
2022	$704K	$63K	$2.3M
2021	$309K	$187K	$1.7M

Between 2021 and 2025, reported annual revenue declined from $309K to $181K (-42%), with total assets most recently reported at $1.9M.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, CT, FL, HI, LA, NC, and 4 other states.

CACTFLHILANCNJNYVAVT

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

See the full picture for MACK FOUNDATION

Complete financials, all 40 grant records, officer compensation, year-over-year trend charts, a geographic grant map, and data exports — across 498,000+ organizations.

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