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EIN 47-4203929

The Sidney and Deanna Wolk Family Foundation

IRS 501(c) type
501(c)(3)
Num. employees
0
City
Medford
State
Massachusetts
Year formed
2015
Most recent tax filings
2024-12-01
NTEE code, primary
T20: Private Foundations
Description
The Sidney and Deanna Wolk Family Foundation is a Medford, MA-based family foundation that provides general funding to organizations like the Greater Boston Food Bank.
Also known as...
Sidney and Deanna Wolk Charitable Foundation
Total revenues
$15,776,132
2024
Total expenses
$1,557,906
2024
Total assets
$35,261,189
2024
Num. employees
0
2024

Grants made by The Sidney and Deanna Wolk Family Foundation

GranteeGrant descriptionAmount
Greater Boston Food Bank (GBFB)General$1,000,000
3LPlaceGeneral$50,000
Boston Medical Center (BMC)General$30,000
...and 5 more grants made

Financials for The Sidney and Deanna Wolk Family Foundation

RevenuesFYE 12/2024
Total grants, contributions, etc.$14,884,407
Investment income and dividends$563,498
Net rental income$0
Net gain from sale of non-inventory assets$327,912
Gross sales of inventory$0
Miscellaneous revenues$315
Total revenues$15,776,132

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The Crawford Taylor FoundationSt Louis, MO$67,067,257
Bastian Family FoundationCenterville, UT$17,182,268
The Donald and Donna Adam Family FoundationCollege Station, TX$7,769,608
The Krone FoundationAlbany, NY$4,661,197
Lewis Hall and Mildred Sasser Singletary FoundationThomasville, GA$4,616,118
Jeff and Marieke Rothschild FoundationPalo Alto, CA$62,027,376
Sonecha Family FoundationNewark, DE$4,457,785
The Wieczorek Family FoundationDetroit, MI$4,907,468
The Whalley FoundationHouston, TX$9,441,705
Data update history
October 16, 2026
Used new vendors
Identified 2 new vendors, including , and
April 6, 2026
Posted financials
Added Form 990PF for fiscal year 2024
November 12, 2024
Posted financials
Added Form 990PF for fiscal year 2023
August 9, 2023
Posted financials
Added Form 990PF for fiscal year 2021
July 21, 2023
Posted financials
Added Form 990PF for fiscal year 2022
Nonprofit Types
Grantmaking organizationsPrivate foundationsFamily foundationsPrivate non-operating foundationsCharities
Issues
Hunger
Characteristics
Provides grantsPartially liquidatedState / local levelTax deductible donationsNo full-time employeesAccepts online donations
General information
Address
400 Rivers Edge Dr
Medford, MA 02155
Metro area
Boston-Cambridge-Newton, MA-NH
County
Middlesex County, MA
Website URL
wolkfamilyfoundation.org/ 
Phone
(781) 396-3700
IRS details
EIN
47-4203929
Fiscal year end
December
Taxreturn type
Form 990-PF
Year formed
2015
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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