Private Foundation

RICHARD KING MELLON FOUNDATION

Based in LIGONIER, PA, RICHARD KING MELLON FOUNDATION operates as a Private Foundation. The organization reported $210.9M in revenue, $141.9M in expenses, $2.7B in total assets for fiscal year 2024. Imperigo tracks 1,754 reported grants from this foundation totaling approximately $659.9M.

EIN: 251127705 LIGONIER, PA Latest filing: 2024
Total Revenue$210.9M
Total Expenses$141.9M
Total Assets$2.7B
Grants Given1,754
Grant Total$659.9M
Filing Years2020–2024

Sample Grants Given

UNIVERSITY OF PITTSBURGH
PITTSBURGH, PA · 2024
TOWARD TEN-YEAR SUPPORT OF THE UNIVERSITY'S CONSTRUCTION AND LAUNCH OF A FACILITY AT HAZELWOOD GREEN TO CATALYZE ECONOMIC DEVELOPMENT STRATEGY FOCUSED ON BUILDING FACILITIES FOR MANUFACTURING CELL, GENE, AND ANTIBODY-BASED THERAPIES TO TREAT HUMAN DISEASES
$10,000,000
CARNEGIE MELLON UNIVERSITY
PITTSBURGH, PA · 2024
TOWARD TEN-YEAR SUPPORT OF CONSTRUCTION OF A NEW BUILDING FOR SCIENCES IN OAKLAND
$7,500,000
CARNEGIE MELLON UNIVERSITY
PITTSBURGH, PA · 2024
TOWARD FOUR-YEAR SUPPORT TO ESTABLISH A PERMANENT MANUFACTURING FUTURES INSTITUTE AT HAZELWOOD GREEN
$7,000,000
CARNEGIE MELLON UNIVERSITY
PITTSBURGH, PA · 2024
TOWARD TEN-YEAR SUPPORT TO CONSTRUCT A ROBOTICS INNOVATION CENTER AT HAZELWOOD GREEN TO ACCELERATE ROBOTICS DISCOVERY AND ENTREPRENUERSHIP AND TO STRENGTHEN PITTSBURGH'S ECONOMIC FUTURE
$5,500,000
AMERICAN PRAIRIE FOUNDATION
BOZEMAN, MT · 2024
TO ACQUIRE MULTIPLE PROPERTIES TO ASSEMBLE A SHORT GRASS PRAIRIE ECOSYSTEM RESERVE IN NORTHCENTRAL MONTANA
$4,500,000

Showing up to 5 of 1,754 total records — full history available with membership.

Officers & Directors

TRUSTEE Alison M Byers Psyd
TRUSTEE Armour N Mellon
SECRETARY Brian J Hill
TRUSTEE Bruce King Mellon Henderson
TRUSTEE/PRESIDENT Catharine Mellon Cathey
TRUSTEE Constance Elizabeth Mellon Kapp

Officer compensation and complete director data available with membership.

Top Grant Purposes

TOWARD SUPPORT OF OPERATIONS
$44,785,000 151 grants
TOWARD TEN-YEAR SUPPORT OF THE UNIVERSITY'S CONSTRUCTION AND LAUNCH OF A FACILITY AT HAZELWOOD GREEN TO CATALYZE AN ECONOMIC DEVELOPMENT STRATEGY FOCUSED ON BUILDING FACILITIES FOR MANUFACTURING CELL, GENE, AND ANTIBODY-BASED THERAPIES TO TREAT HUMAN DISEASES
$35,290,000 3 grants
TOWARD FOUR-YEAR SUPPORT TO ESTABLISH A PERMANENT MANUFACTURING FUTURES INSTITUTE AT HAZELWOOD GREEN
$30,000,000 4 grants
TOWARD TEN-YEAR SUPPORT OF CONSTRUCTION OF A NEW BUILDING FOR SCIENCES IN OAKLAND
$21,500,000 4 grants
TOWARD TEN-YEAR SUPPORT TO CONSTRUCT A ROBOTICS INNOVATION CENTER AT HAZELWOOD GREEN TO ACCELERATE ROBOTICS DISCOVERY AND ENTREPRENEURSHIP AND TO STRENGTHEN PITTSBURGH'S ECONOMIC FUTURE
$14,500,000 3 grants

Financial Trends

Year Revenue Expenses Assets
2024 $210.9M $141.9M $2.7B
2023 $128.3M $134.3M $2.6B
2022 $109.0M $143.1M $2.6B
2021 $383.2M $172.1M $2.6B
2020 $234.1M $137.5M $2.4B

Between 2020 and 2024, reported annual revenue declined from $234.1M to $210.9M (-10%), with total assets most recently reported at $2.7B.

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

Grant Geography

Grants from this foundation were reported to recipients in CA, CO, DC, FL, GA, HI, and 4 other states.

CACODCFLGAHIIDILINKY

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

See the full picture for RICHARD KING MELLON FOUNDATION

Complete financials, all 1,754 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
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