Funding search · EIN 452596526 · Tucson, AZ

Ross and Patty McCallister Foundation

A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.

89
grants reported
$1.4M
total given
2022–2024
filing years
$10,000
median grant

Based on grants this organization reported to the IRS for tax years 20222024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.

What they fund

cysticfibrosisresearchendowedscholarshiptuition

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Funding pattern

What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.

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Top recipients

Repeat recipients are the strongest signal of whether a funder has an open door or quietly re-funds the same organizations.

  • Cystic Fibrosis Foundation - Arizona Chapter3 grants · $222,500
  • The Catholic University of America - Tucson3 grants · $148,000
  • The University of Arizona Foundation1 grant · $100,000
  • Tucson Arizona Boys Chorus3 grants · $80,000
  • Arizona Center for Autism3 grants · $75,000
  • Salpointe Catholic High School2 grants · $60,300
  • New Mexico State University Foundation2 grants · $52,500
  • Ymca of Southern Arizona3 grants · $50,000
  • St Mary'S Food Bank3 grants · $40,000
  • San Antonio Food Bank3 grants · $40,000

Giving over time

$395,400
2022
$518,900
2023
$451,000
2024

Grant history

All 89 reported grants, largest first.

  • $100,000

    The University of Arizona Foundation · Tucson, AZ · 2024

    Program support

  • $100,000

    Cystic Fibrosis Foundation - Arizona Chapter · Tucson, AZ · 2023

    Cystic fibrosis research

  • $76,000

    The Catholic University of America - Tucson · Tucson, AZ · 2024

    Program support

  • $72,500

    Cystic Fibrosis Foundation - Arizona Chapter · Tucson, AZ · 2022

    Cystic fibrosis research

  • $60,000

    Tucson Arizona Boys Chorus · Tucson, AZ · 2023

    Program support

  • $50,000

    Cystic Fibrosis Foundation - Arizona Chapter · Tucson, AZ · 2024

    Cystic fibrosis research

  • $40,000

    The Salvation Army of Tucson · Tucson, AZ · 2023

    Program support

  • $36,000

    The Catholic University of America - Tucson · Tucson, AZ · 2023

    Program support

  • $36,000

    The Catholic University of America - Tucson · Tucson, AZ · 2022

    Program support

  • $30,150

    Salpointe Catholic High School · Tucson, AZ · 2023

    Tuition assistance

  • $30,150

    Salpointe Catholic High School · Tucson, AZ · 2022

    Tuition assistance

  • $26,250

    New Mexico State University Foundation · Las Cruces, NM · 2023

    Endowed scholarship

  • $26,250

    New Mexico State University Foundation · Las Cruces, NM · 2022

    Endowed scholarship

  • $25,000

    Arizona Center for Autism · Tucson, AZ · 2024

    Program support

  • $25,000

    Bps Foundation · Las Vegas, NV · 2024

    Program support

  • $25,000

    Arizona Center for Autism · Tucson, AZ · 2023

    Program support

  • $25,000

    Gospel Rescue Mission · Tucson, AZ · 2023

    Program support

  • $25,000

    Arizona Center for Autism · Tucson, AZ · 2022

    Program support

  • $20,000

    Toys for Tots · Triangle, VA · 2024

    Program support

  • $20,000

    United Way of Tucson and Southern Arizona · Tucson, AZ · 2022

    Program support

  • $17,000

    Ymca of Southern Arizona · Tucson, AZ · 2023

    Program support

  • $17,000

    Ymca of Southern Arizona · Tucson, AZ · 2022

    Program support

  • $16,000

    Ymca of Southern Arizona · Tucson, AZ · 2024

    Program support

  • $15,000

    Minnie'S Food Pantry · Plano, TX · 2024

    Program support

  • $15,000

    Flagstaff Family Food Center · Flagstaff, AZ · 2023

    Program support

  • $15,000

    Katy Christian Ministries · Katy, TX · 2023

    Program support

  • $15,000

    Minnie'S Food Pantry · Plano, TX · 2023

    Program support

  • $15,000

    San Antonio Food Bank · San Antonio, TX · 2023

    Program support

  • $15,000

    St Mary'S Food Bank · Phoenix, AZ · 2023

    Program support

  • $15,000

    The Community Food Bank of Southern Az · Tucson, AZ · 2023

    Program support

  • $15,000

    Broken Arrow Neighbors · Broken Arrow, OK · 2022

    Program support

  • $15,000

    Flagstaff Family Food Center · Flagstaff, AZ · 2022

    Program support

  • $15,000

    Katy Christian Ministries · Katy, TX · 2022

    Program support

  • $15,000

    San Antonio Food Bank · San Antonio, TX · 2022

    Program support

  • $15,000

    St Mary'S Food Bank · Phoenix, AZ · 2022

    Program support

  • $11,000

    The Community Food Bank of Southern Az · Tucson, AZ · 2022

    Program support

  • $10,000

    Flagstaff Family Food Center · Flagstaff, AZ · 2024

    Program support

  • $10,000

    Katy Christian Ministries · Katy, TX · 2024

    Program support

  • $10,000

    San Antonio Food Bank · San Antonio, TX · 2024

    Program support

  • $10,000

    St Mary'S Food Bank · Phoenix, AZ · 2024

    Program support

  • $10,000

    The Community Food Bank of Southern Az · Tucson, AZ · 2024

    Program support

  • $10,000

    Three Square · Las Vegas, NV · 2024

    Program support

  • $10,000

    Tucson Arizona Boys Chorus · Tucson, AZ · 2024

    Program support

  • $10,000

    United Way of Tucson & Southern Arizona · Tucson, AZ · 2024

    Program support

  • $10,000

    Imago Dei Middle School · Tucson, AZ · 2023

    Program support

  • $10,000

    Circle of Hope Community Center · Pflugerville, TX · 2022

    Program support

  • $10,000

    Imago Dei Middle School · Tucson, AZ · 2022

    Program support

  • $10,000

    Minnie'S Food Pantry · Plano, TX · 2022

    Program support

  • $10,000

    Tucson Arizona Boys Chorus · Tucson, AZ · 2022

    Program support

  • $7,000

    Arizona Helping Hands · Phoenix, AZ · 2022

    Program support

  • $6,000

    American Cancer Society - Az · Phoenix, AZ · 2023

    Program support

  • $6,000

    Leukemia & Lymphoma Society · Rye Brook, NY · 2023

    Program support

  • $6,000

    Leukemia & Lymphoma Society · Rye Brook, NY · 2022

    Program support

  • $5,000

    El Ranchito De Los Ninos Foundation · Los Lunas, NM · 2024

    Program support

  • $5,000

    Imago Dei Middle School · Tucson, AZ · 2024

    Program support

  • $5,000

    Make Way for Books · Tucson, AZ · 2024

    Program support

  • $5,000

    National Multiple Sclerosis Society · New York, NY · 2024

    Program support

  • $5,000

    Sister Jose Women Center · Tucson, AZ · 2024

    Program support

  • $5,000

    The Foster Alliance · Phoenix, AZ · 2024

    Program support

  • $5,000

    Tu Nidito Children and Family Services · Tucson, AZ · 2024

    Program support

  • $5,000

    Arizona Helping Hands · Phoenix, AZ · 2023

    Program support

  • $5,000

    Broken Arrow Neighbors · Broken Arrow, OK · 2023

    Program support

  • $5,000

    El Ranchito De Los Ninos Foundation · Los Lunas, NM · 2023

    Program support

  • $5,000

    Make Way for Books · Tucson, AZ · 2023

    Program support

  • $5,000

    National Multiple Sclerosis Society · New York, NY · 2023

    Program support

  • $5,000

    St Jude'S Children'S Hospital · Memphis, TN · 2023

    Program support

  • $5,000

    Tu Nidito Children and Family Services · Tucson, AZ · 2023

    Program support

  • $5,000

    Brain Injury Alliance of Arizona · Phoenix, AZ · 2022

    Program support

  • $5,000

    El Ranchito De Los Ninos Foundation · Los Lunas, NM · 2022

    Program support

  • $5,000

    Make Way for Books · Tucson, AZ · 2022

    Program support

  • $5,000

    Tu Nidito Children and Family Services · Tucson, AZ · 2022

    Program support

  • $4,000

    Leukemia & Lymphoma Society · Rye Brook, NY · 2024

    Program support

  • $3,000

    Ben Bells · Tucson, AZ · 2023

    Program support

  • $3,000

    We Care Tucson · Tucson, AZ · 2022

    Program support

  • $2,500

    Sister Jose Women Center · Tucson, AZ · 2023

    Program support

  • $2,500

    Tfi Family Services · Emporia, KS · 2023

    Program support

  • $2,500

    Tfi Family Services · Emporia, KS · 2022

    Program support

  • $2,000

    Undue Medical Debts · Long Island City, NY · 2024

    Program support

  • $2,000

    Rip Medical Debt · Long Island City, NY · 2023

    Program support

  • $1,000

    American Cancer Society - Az · Phoenix, AZ · 2024

    Program support

  • $1,000

    Arizona-Sonora Desert Museum · Tucson, AZ · 2024

    Program support

  • $1,000

    Tucson Botanical Gardens · Tucson, AZ · 2024

    Program support

  • $1,000

    Arizona-Sonora Desert Museum · Tucson, AZ · 2023

    Program support

  • $1,000

    Tucson Botanical Gardens · Tucson, AZ · 2023

    Program support

  • $1,000

    American Cancer Society - Az · Phoenix, AZ · 2022

    Program support

  • $1,000

    Arizona-Sonora Desert Museum · Tucson, AZ · 2022

    Program support

  • $1,000

    National Multiple Sclerosis Society · New York, NY · 2022

    Program support

  • $1,000

    Tucson Botanical Gardens · Tucson, AZ · 2022

    Program support

  • $500

    Old Ft Lowell Live at Home · Tucson, AZ · 2023

    Program support

Who else funds this kind of work

Same state

Similar purposes

Similar grant size

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.