Private foundation · EIN 46-1547058
The Mountz Family Foundation
Needham, MA
The Mountz Family Foundation is a private foundation based in Needham, MA. On its Form 990-PF for tax year 2025, it reported $362K in grants and contributions paid across 9 grants, with $1.26M in assets (fair market value). It reports that it gives only to preselected charitable organizations and does not accept unsolicited requests for funds. Its largest grants went to MIT, Deerfield Academy and Boston Children's Hospital.
How to request funding
Gives only to preselected organizations. On its Form 990-PF, this foundation checked the box saying it makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds. Relationships and invitations usually come first.
As reported on the foundation's Form 990-PF for tax year 2025. Requirements change; confirm with the foundation before applying.
Largest grants, tax year 2025
Historical data · not a prediction| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| MIT | Cambridge, MA | General | $280,000 |
| Deerfield Academy | Deerfield, MA | General | $25,000 |
| Boston Children's Hospital | Boston, MA | General | $22,200 |
| Carroll School | Lincoln, MA | General | $12,500 |
| The Fenn School | Concord, MA | General | $12,500 |
| National Inventors Hall of Fame | North Canton, OH | General | $5,000 |
| The Umbrella Arts Center | Concord, MA | General | $2,500 |
| Khan Academy | Mountain View, CA | General | $1,000 |
| Pan Mass Challenge | Needham, MA | General | $1,000 |
Names and purposes as reported to the IRS.
Where its grants went
Quick answers
Does The Mountz Family Foundation accept grant applications?
According to its Form 990-PF for tax year 2025, The Mountz Family Foundation makes contributions only to preselected charitable organizations and does not accept unsolicited requests for funds.
How much does The Mountz Family Foundation give each year?
For tax year 2025, it reported $361,700 in grants and contributions paid (9 grants). Giving can change from year to year.
What organizations has The Mountz Family Foundation funded?
Its largest grants in tax year 2025 went to MIT (MA), $280K, Deerfield Academy (MA), $25K, Boston Children's Hospital (MA), $22.2K, Carroll School (MA), $12.5K and The Fenn School (MA), $12.5K.