Private Foundation

BILL AND DIANNE MENSCH FOUNDATION

BILL AND DIANNE MENSCH FOUNDATION is a private foundation categorized as Private Foundation based in MESA, AZ. Its most recent IRS filing (2025) reports revenue of $1K, expenses of $6K, total assets of $17K. Imperigo tracks 91 reported grants from this foundation totaling approximately $281K.

EIN: 454015961 MESA, AZ Philanthropy, Voluntarism & Grantmaking Foundations N.E.C. NTEE: T99 Latest filing: 2025
Total Revenue$1K
Total Expenses$6K
Total Assets$17K
Grants Given91
Grant Total$281K
Filing Years2021–2025

Sample Grants Given

STRAY CAT BLUES RESCUE
COLLEGEVILLE, PA · 2025
GENERAL FUND
$1,010
XAVIER COLLEGE PREPARATORY
PHOENIX, AZ · 2025
SCHOLARSHIP FUND
$1,000
PENNRIDGE SCHOOL DISTRICT
PERKASI, PA · 2025
SCHOLARSHIP FUND
$1,000
ASU FOUNDATION
TEMPE, AZ · 2025
GENERAL FUND
$1,000
FRIENDS OF PUBLIC RADIO ARIZONA
TEMPE, AZ · 2025
GENERAL FUND
$180

Showing up to 5 of 91 total records — full history available with membership.

Officers & Directors

TREAS & SEC Diane Mensch
PRES & CEO William D Mensch Jr

Officer compensation and complete director data available with membership.

Top Grant Purposes

SCHOLARSHIP FUND
$169,518 29 grants
Scholarship Fund
$64,316 5 grants
ENDOWMENT FOR ENGINEERING
$27,560 1 grant
GENERAL FUND
$18,191 45 grants
General Fund
$930 6 grants

Financial Trends

Year Revenue Expenses Assets
2025 $1K $6K $17K
2024 $101K $123K $22K
2023 $60K $68K $44K
2022 $31K $15K $52K
2021 $42K $18K $36K

Between 2021 and 2025, reported annual revenue declined from $42K to $1K (-98%), with total assets most recently reported at $17K.

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

Grant Geography

Grants from this foundation were reported to recipients in AZ, CA, CO, IL, MD, MN, and 4 other states.

AZCACOILMDMNNJNYPASC

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

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