Skip to main content

Nonprofit · EIN 22-3512719

WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC

Tax-exempt · FORT LEE, NJ 07024

Financials

$5.5M$5.8M2023$3.5M$3.3M2024
Revenue Expenses · by fiscal year end
Financials of WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990-PF$3,523,372$3,306,352$217,020$5,878,187$5,115,154$763,033
December 31, 2023990-PF$5,490,738$5,750,166-$259,428$5,661,018$5,090,154$570,864
Financial details: 990-PF for the year ended December 31, 2024

Revenue

Contributions, gifts and grants
$3,400,000
Dividends
$18,100
Interest
$2,401
Net rental income
$12,659
Net gain from sales of assets
$5,314

Expenses

Grants and similar amounts paid
$3,213,882
Compensation of officers, directors and key employees
$0
Disbursements for charitable purposes
$3,213,882
Excise tax on investment income
$535

Balance sheet and other

Total assets, start of year
$5,661,018
Total assets, end of year
$5,878,187
Total liabilities, end of year
$5,115,154
Net assets, end of year
$763,033
Fair market value of assets
$5,127,984
Qualifying distributions
$3,213,882
Net investment income
$123,372

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990-PF for the year ended December 31, 2024, highest compensation first.

NameTitleHours / weekCompensation
WILLIAM MACK
450 DEERFIELD ROAD, WATER MILL, NY 11976
TRUSTEE0$0
PHYLLIS MACK
450 DEERFIELD ROAD, WATER MILL, NY 11976
TRUSTEE0$0
RICHARD MACK
730 PARK AVE 5C, NEW YORK, NY 10021
TRUSTEE0$0
STEPHEN MACK
230 W 56TH ST 62A, NEW YORK, NY 10019
TRUSTEE0$0
990-PF for the year ended December 31, 2023: 4 people
NameTitleHours / weekCompensation
WILLIAM MACK
450 DEERFIELD ROAD, WATER MILL, NY 11976
TRUSTEE0$0
PHYLLIS MACK
450 DEERFIELD ROAD, WATER MILL, NY 11976
TRUSTEE0$0
RICHARD MACK
730 PARK AVE 5C, NEW YORK, NY 10021
TRUSTEE0$0
STEPHEN MACK
230 W 56TH ST 62A, NEW YORK, NY 10019
TRUSTEE0$0

Address and contacts

Address (IRS master file)
1 BRIDGE PLZ N STE 660, FORT LEE, NJ 07024-7538
In care of
% WILLIAM MACK
Signed the 990-PF
WILLIAM MACK, TRUSTEE
Phone
(201) 346-5400
Return prepared by
SPECTOR FOO WEISSMAN LLP

What it must file and when

IRS records say it files Form 990-PF. Private foundations file every year. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026Not on file
2024December 31, 2024May 15, 2025990-PF on file
2023December 31, 2023May 15, 2024990-PF on file

IRS record

EIN
22-3512719
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Private non-operating foundation
Donations deductible (Pub 78)
Private foundation, 30% limit
Exempt since
1999
Accounting year ends
December
Files
Form 990-PF
Assets (IRS master file)
$5,878,187
Income (IRS master file)
$3,518,058

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-PFDecember 2024$3,523,372$3,306,352$5,878,187XML
990-PFDecember 2023$5,490,738$5,750,166$5,661,018XML
990-PFDecember 2022–––IRS
990-PFDecember 2021–––IRS
990-PFDecember 2020–––IRS

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 22-3512719).

Questions about WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC

What is the EIN of WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC?
The employer identification number (EIN) of WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC is 22-3512719.
Is WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1999.
Are donations to WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC tax-deductible?
Yes. It is listed in IRS Publication 78 (Private foundation, 30% limit).
Which annual return does WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC file?
Form 990-PF. Private foundations file every year.
When is the next return of WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC last file with the IRS?
The latest return in the IRS public files is the 990-PF for the year ended December 2024.
Who are the officers and directors of WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC?
The 990-PF for the year ended December 31, 2024 lists 4 people; 0 received compensation from the organization.
How much revenue does WILLIAM AND PHYLLIS MACK FAMILY FOUNDATION INC have?
On its 990-PF for the year ended December 31, 2024 it reported revenue of $3,523,372, expenses of $3,306,352 and total assets of $5,878,187 at year end.

Other nonprofits in FORT LEE

All nonprofits in FORT LEE · New Jersey · Philanthropy, voluntarism and grantmaking foundations