Block 100 Foundation Inc
Invitation OnlyMiddleton, Wisconsin · EIN 27-5099631 · Private foundation
Grants paid (2025)$202K
Organizations funded3
Typical grant$100,000
Total assets$25.6M
Half of its grants to organizations were between $2,500 and $100,000.
From the return
How to apply
On its return for tax year 2025 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.
What it funds
Share of grant lines on the latest return, classified from the purpose each grant states.
Where it gives
0% of grants went outside Wisconsin.
Grants paid in tax year 2025
| Recipient | Location | Purpose | Amount |
|---|---|---|---|
| Mmoca | Madison, WI | To contribute to the cultural arts in the city of madison. | $100,000 |
| Overture Center | Madison, WI | To contribute to the cultural arts in the city of madison. | $100,000 |
| Downtown Madison Inc | Madison, WI | To contribute to the cultural arts in the city of madison. | $2,500 |
Giving by year
| Tax year | Grants paid | Grant lines |
|---|---|---|
| 2025 | $202,500 | 3 |
| 2024 | $400,000 | 2 |
| 2023 | $400,000 | 2 |
Sources
- IRS Form 990-PF, tax year 2025, filed May 15, 2026 - IRS e-file batch, object ID 202641359349101589
- IRS Tax Exempt Organization Search for EIN 27-5099631
- Profile updated Nov 6, 2026
Facts on this page come from the foundation's own IRS Form 990-PF filings as published by the IRS. Grantvello does not know whether a foundation is accepting proposals right now: a past grant is not an open opportunity. Always confirm current guidelines with the funder before applying.