Private Foundation

MILTON & HARRIET SIOLES FAMILY FOUNDATION

Based in PARADISE VALLEY, AZ, MILTON & HARRIET SIOLES FAMILY FOUNDATION operates as a Private Foundation. The organization reported $95K in revenue, $223K in expenses, $3.0M in total assets for fiscal year 2025. Imperigo tracks 31 reported grants from this foundation totaling approximately $1.5M.

EIN: 272546709 PARADISE VALLEY, AZ Latest filing: 2025

Total Revenue$95K

Total Expenses$223K

Total Assets$3.0M

Grants Given31

Grant Total$1.5M

Filing Years2021–2025

Sample Grants Given

MAYO CLINIC

SCOTTSDALE, AZ · 2024

MEDICAL

$100,000

STEPHEN SILLER TUNNEL TO TOWERS FOUNDATION

STATEN ISLAND, NY · 2024

BUILD SMART HOMES FOR CATASTROPHICALLY INJURED SERVICE MEMBERS RETURNING HOME.

$25,000

MOST HOLY TRINITY ROMAN CATHOLIC PARISH PHOENIX

PHOENIX, AZ · 2024

RELIGIOUS

$11,000

TUCSON TORAH DAY SCHOOL

TUCSON, AZ · 2024

RELIGIOUS

$10,000

MAYO CLINIC

SCOTTSDALE, AZ · 2023

MEDICAL

$125,000

Showing up to 5 of 31 total records — full history available with membership.

Officers & Directors

DIRECTOR/SECRETARY Elyse C Sioles

DIRECTOR/TREASURER Robert M Sioles

Officer compensation and complete director data available with membership.

Top Grant Purposes

MEDICAL

$1,354,500 18 grants

BUILD SMART HOMES FOR CATASTROPHICALLY INJURED SERVICE MEMBERS RETURNING HOME.

$60,000 3 grants

RELIGIOUS

$39,500 8 grants

COMMUNITY FOOD SECURITY

$5,000 1 grant

ASSISTANCE TO INDIGENT FAMILIES

$1,500 1 grant

Financial Trends

Year	Revenue	Expenses	Assets
2025	$95K	$223K	$3.0M
2024	$567K	$328K	$3.1M
2023	$502K	$303K	$2.9M
2022	$241K	$312K	$2.7M
2021	$219K	$209K	$2.8M

Between 2021 and 2025, reported annual revenue declined from $219K to $95K (-56%), with total assets most recently reported at $3.0M.

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, FL, IL, NY.

AZCAFLILNY

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

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