William and Mary Ross Foundation

TUCSON, AZ EIN: 86-0891827

The William and Mary Ross Foundation is a private foundation established in 1997 and based in Tucson, Arizona. The foundation operates as a 501(c)(3) grantmaking organization focused on supporting charitable causes through program support and direct grants to nonprofits.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$11.1M

+1.3% YoY

Annual Giving

$775K

-1.8% YoY

Grant Count

15

-25.0% YoY

Avg Grant Size

$52K

+30.9% YoY

Research compiled by Grantable AI from public sources. Last updated April 2026.

Mission & Focus Areas

The foundation's primary funding interests include:

  • Education
  • Philanthropy, Voluntarism & Grantmaking
  • Human Services
  • Health and medical support
  • Community health
  • Arts and culture
  • Housing and shelter development
  • Youth services

The foundation supports a range of charitable causes including cancer research, Christian agencies and churches, crime and law enforcement initiatives, food banks, higher education, hospitals, and secondary education.

Grantmaking

Applications are not accepted. The foundation makes grants on an invitation or discretionary basis.

How to Apply

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Geographic Focus

Where this funder awards grants

The foundation primarily funds organizations in Arizona, with some giving extending to California and South Carolina.

Grant Distribution by State

11states
+3 more states

Cities

ChicagoCincinnatiCoronadoErlangeImperial BeachIndianapolisLa MesaLaveen VillageMaricopaMilwaukeeNew YorkNorth CharlestonOrindaOrlandoOro ValleyPhoenixScottsdaleTucsonWashington

Financial History

Multi-year comparison from IRS filings

As of 2024:

  • Total Assets: $11,138,830
  • Total Giving: $775,220
  • Total Revenue: $1,419,470
  • Total Expenses: $1,286,075
  • Number of Employees: 1
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$510K$1M$2M$2M20202021202220232024
Metric202420232022
Total Assets$11,138,830$10,998,303$11,205,155
Revenue$1,419,470$1,056,889$252,422
Expenses$1,286,075$1,259,221$1,262,277
Qualifying Distributions$877,273$892,895$872,738
Net Investment Income$1,013,329$690,563
Distributable Amount$675,498$611,561$650,586

Giving Over Time

Total grant dollars and number of grants per year

$0$340K$680K$1M$1M21 grants202037 grants202126 grants202220 grants202315 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

CALVARY CHAPEL CHRISTIAN…$250KST JOHN XXII CATHOLIC SC…$116KMAGNOLIA PROJECT$80KUNIVERSITY OF ARIZONA FO…$80KASSISTANCE LEAGUE OF TUC…$35KTUCSON FESTIVAL OF BOOKS$35KST JOHN SOUTH CATHOLIC$30KCORONADO HOSPITAL FOUNDA…$25KHUMANE SOCIETY OF SOUTHE…$25KSALPOINTE CATHOLIC EDUCA…$25K

Grant Size Distribution

119 grants across all recorded years

93<$50K16$50–100K8$100–250K2$250–500K$500K–1M$1–5M$5M+

Giving History

Grant recipients and amounts by year

No grants recorded for .

Leadership & Key People

Leadership team and compensation from IRS filings

Jane Garigan serves as President, Vice President, Treasurer, and Secretary of the foundation.

Compensation Overview

From 2024 IRS filing

JANE GARIGANPRESIDENT/VP/TREAS/SEC$132K

From 2024 filing

NameTitleHoursCompensation
JANE GARIGANPRESIDENT/VP/TREAS/SEC40$132,000
JIM CLICK JRBOARD MEMBER5

Contact Information

Address: 4729 E Sunrise Dr PMB 501, Tucson, AZ 85718-4534

Phone: 520-529-4850

Subject Areas

Focus areas based on grantmaking activity

Related Funders

Similar funders by location and focus area

Data last updated April 2026. Sourced from IRS Form 990-PF filings. Research dossier generated April 2026.

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