Skip to content
MF
Endowment / Foundation

Updated:

MAREK FAMILY FOUNDATION

MAREK FAMILY FOUNDATION is listed by the Internal Revenue Service as a private grantmaking foundation exempt under Section 501(c)(3), with employer...

Overview

MAREK FAMILY FOUNDATION is listed by the Internal Revenue Service as a private grantmaking foundation exempt under Section 501(c)(3), with employer identification number 74-6108373. The IRS filing address is in HOUSTON, TX, United States. For the tax period ending December 2025, the IRS Exempt Organizations Business Master File lists year-end book assets of USD 108,236,908 and an IRS-computed Income Amount of USD 71,244,312. For private foundations, this extract field combines total revenue with specified cost-of-goods and cost-basis amounts from Form 990-PF. The IRS ruling date on file is November 1968. These tax-filing amounts are not assets under management or net profit.

General information

Firm type

Private Foundation

Location

Region

North America

Country

United States

City

HOUSTON

Frequently asked questions

What is MAREK FAMILY FOUNDATION?

The IRS lists MAREK FAMILY FOUNDATION as a private grantmaking foundation exempt under Section 501(c)(3), with EIN 74-6108373.

What filing locality does the IRS record for MAREK FAMILY FOUNDATION?

The IRS filing address is in HOUSTON, TX, United States.

What book assets does the IRS report for MAREK FAMILY FOUNDATION?

For the tax period ending December 2025, the IRS lists year-end book assets of USD 108,236,908.

What does the IRS Income Amount for MAREK FAMILY FOUNDATION represent?

For the tax period ending December 2025, the IRS-computed Income Amount is USD 71,244,312. For private foundations, this extract field combines total revenue with specified cost-of-goods and cost-basis amounts from Form 990-PF.

Profile maintained by Altss. Updated: . To correct this record or make a privacy request, send the page URL and your evidence to privacy@altss.com; corrections are free.

Need institutional-grade insight on endowments & foundations?

Altss delivers:

Principals with verified direct contactsAllocation history by asset classOSINT-derived deal signals
Book a demo

Prefer a guided tour?

We’ll walk you through:

Interactive funding timelinesCustom mandate & allocation filters
Book a demo

More Private Foundation profiles