Robert L Corkin Charitable Foundation

SUDBURY, MA EIN: 05-6022654

The Robert Lloyd Corkin Charitable Foundation is a private family foundation established in 1967 by the late Herbert I. Corkin, chairman and CEO of the Entwistle Company in Hudson, MA. Based in Sudbury, Massachusetts, the foundation is one of the largest grantmakers in the region, with a focus on supporting charitable organizations primarily in Massachusetts through trustee-directed grantmaking.

Financial Overview

From 2024 IRS Form 990-PF · View filing

Total Assets

$38.1M

+7.9% YoY

Annual Giving

$1.7M

-5.4% YoY

Grant Count

59

-6.3% YoY

Avg Grant Size

$29K

+1.0% YoY

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

Mission & Focus Areas

The foundation's philanthropic priorities include:

  • Education
  • Healthcare, with particular emphasis on pediatric healthcare and children's hospitals
  • Human services
  • Jewish agencies and temples

The foundation's enduring connection to children's health institutions is demonstrated through its significant support of Boston Children's Hospital.

Grantmaking

The foundation does not accept unsolicited grant applications. All grants are made on an invitation-only basis to preselected charitable organizations through trustee-directed grantmaking with no formal grant programs or application cycles.

Grant Range

$500 to $334,167

How to Apply

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Geographic Focus

Where this funder awards grants

The foundation primarily funds organizations in Massachusetts, with occasional national grants.

Grant Distribution by State

18states
+10 more states

Cities

ArlingtonAuxtinBedfordBelmontBerlinBeverlyBoca RatonBostonBoynton BeachBrightonBrooklineCambridgeChestnut HillChicagoConcordDanversDavieDenverDevensEphraim

Financial History

Multi-year comparison from IRS filings

As of Fiscal Year Ending December 2023:

  • Total assets: $35,321,409
  • Total revenues: $3,774,722
  • Total expenses: $2,249,462
  • Annual giving: $1,786,500
Revenue
Expenses
Qualifying Distributions
Net Investment Income
$0$1M$3M$4M$6M20202021202220232024
Metric202420232022
Total Assets$38,128,872$35,321,409$33,796,962
Revenue$5,036,151$3,774,722$3,571,387
Expenses$2,226,024$2,249,462$2,200,421
Qualifying Distributions$1,953,242$2,009,999$1,920,372
Net Investment Income$3,107,610$2,158,548$2,179,824
Distributable Amount$2,120,735$1,777,035$1,726,548

Giving Over Time

Total grant dollars and number of grants per year

$0$447K$893K$1M$2M61 grants202088 grants202182 grants202263 grants202359 grants2024

Grant Insights

How this funder distributes its grants

Top Recipients

Top 10 recipients in 2024

BOSTON CHILDREN'S HOSPITAL$335KINSTITUTE OF CONTEMPORAR…$105KBRIGHAM & WOMEN'S HOSPITAL$100KSMART FROM THE START$60KTHE NATIONAL JEWISH CENT…$60KGROTON HILL MUSIC CENTER$50KHORACE MANN EDUCATIONAL …$50KHUDSON CULTURAL ALLIANCE$50KTHE GREATER BOSTON FOOD …$50KBRAIN TUMOR SOCIETY$41K

Grant Size Distribution

250 grants across all recorded years

223<$50K14$50–100K7$100–250K6$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

  • Marjorie C Kaplan – Trustee
  • Thomas O Katz – Trustee
  • Dale F Eck – Trustee
  • Steven Corkin – Nephew of founder; Vice Chair of Boston Children's Hospital Trust Board

Compensation Overview

From 2024 IRS filing

MARJORIE C KAPLANTRUSTEE$43KTHOMAS O KATZTRUSTEE$43KDALE F ECKTRUSTEE$43KLEE MANNINGTRUSTEE$43KSTEVEN CORKINTRUSTEE$43K

From 2024 filing

NameTitleHoursCompensation
MARJORIE C KAPLANTRUSTEE5$43,482
THOMAS O KATZTRUSTEE5$43,482
DALE F ECKTRUSTEE5$43,482
LEE MANNINGTRUSTEE5$43,482
STEVEN CORKINTRUSTEE5$43,482

Contact Information

Address: 115 Bigelow Drive, Sudbury, MA 01776-3219

Phone: 508-481-4000

EIN: 05-6022654

Tax-exempt status: December 1967

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

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