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EIN 20-2052977

The Mosakowski Family Charitable Foundation

IRS 501(c) type
501(c)(3)
Num. employees
1
City
Swampscott
State
Massachusetts
Year formed
2005
Most recent tax filings
2024-12-01
NTEE code, primary
T20: Private Foundations
Description
The Mosakowski Family Charitable Foundation gives grants to the Catholic Schools Foundation Inc. It is supported by William Mosakowski and Jane Mosakowski. It is a private foundation located in Swampscott, MA.
Total revenues
$39,645,360
2024
Total expenses
$2,952,310
2024
Total assets
$109,042,194
2024
Num. employees
1
2024

Grants made by The Mosakowski Family Charitable Foundation

GranteeGrant descriptionAmount
Trustees of the College of the Holy CrossGeneral Operating$1,500,000
Massachusetts Association for Mental Health (MAMH)General Operating$222,759
St Benedicts Preparatory SchoolGeneral Operating$200,000
...and 2 more grants made

Financials for The Mosakowski Family Charitable Foundation

RevenuesFYE 12/2024
Total grants, contributions, etc.$34,760,397
Investment income and dividends$2,041,065
Net rental income$0
Net gain from sale of non-inventory assets$2,787,515
Gross sales of inventory$0
Miscellaneous revenues$56,383
Total revenues$39,645,360

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The Rose FoundationSanta Monica, CA$16,406,050
The Wortham FoundationHouston, TX$13,678,799
The John L and Sue Ann Weinberg FoundationNew York, NY$14,001,541
The Carroll and Marguerite Wheeler FoundationAustin, TX$11,398,617
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Data update history
April 6, 2026
Posted financials
Added Form 990PF for fiscal year 2024
February 26, 2026
Updated personnel
Identified 1 new personnel
February 12, 2025
Posted financials
Added Form 990PF for fiscal year 2023
December 26, 2023
Posted financials
Added Form 990PF for fiscal year 2022
December 24, 2023
Used new vendors
Identified 2 new vendors, including , and
Nonprofit Types
Grantmaking organizationsPrivate foundationsFamily foundationsPrivate non-operating foundationsCharities
Issues
No issues found
Characteristics
Provides grantsPartially liquidatedState / local levelTax deductible donations
General information
Address
748 Humphrey St
Swampscott, MA 01907
Metro area
Boston-Cambridge-Newton, MA-NH
County
Essex County, MA
Phone
(609) 274-6834
IRS details
EIN
20-2052977
Fiscal year end
December
Taxreturn type
Form 990-PF
Year formed
2005
Eligible to receive tax-deductible contributions (Pub 78)
Yes
Categorization
NTEE code, primary
T20: Private Foundations
NAICS code, primary
813211: Grantmaking Foundations
Parent/child status
Independent
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