Childrens Hospital Corporation
Boston, MA
$225KTax year 2025
Grant purpose
Lauren Mantz Fund for OMS Research
Private foundation · EIN 20-1593416 · IRS 990-PF filings through tax year 2025
This foundation publishes application instructions on its latest 990-PF and does not report restricting giving to preselected organizations. See more foundations that accept applications.
Reported organization name: Mantz Foundation
Year-level totals across every reported grant in this profile — a summary, not a filter. The awards further down are the largest individual grants across all years, not each year's complete list.
| Tax year | Grants paid | Amount |
|---|---|---|
| 2025 | 46 | $978K |
| 2024 | 42 | $861K |
States of grant recipients reported on the foundation's 990-PF filings, by dollars received.
Historical awards reported to the IRS. These are examples of past giving, not open opportunities.
Boston, MA
$225KTax year 2025
Lauren Mantz Fund for OMS Research
Boston, MA
$172KTax year 2024
Lauren Mantz Fund for OMS Research
Ocala, FL
$134.2KTax year 2024
General Purpose
Ocala, FL
$130KTax year 2025
General Purpose
Miniturn, CO
$91KTax year 2025
Building FundGeneral Purpose
Showing 5 of the 25 largest grants (88 reported in all).
See all 88 grants from Mantz Foundation: sort and filter by purpose, state and year.
Create free accountFigures are aggregated from Mantz Foundation's IRS Form 990-PF electronic filings (2 filings on file, most recent tax year 2025). Totals reflect grants the foundation reported as paid, and can lag the current year because foundations file annually and often on extension. Source: IRS 990-PF filing on ProPublica. Raw e-file archive (ZIP) — a large IRS yearly archive download.
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