William Blair & Company Foundation

Invitation Only

Chicago, Illinois · EIN 36-3092291 · Private foundation

Grants paid (2024)$2.1M

Organizations funded1

Typical grant$2,089,332

Total assets$10.3M

Half of its grants to organizations were between $2,089,332 and $2,089,332.

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From the return

How to apply

On its return for tax year 2024 the foundation checked the box saying it only makes contributions to preselected charitable organizations and does not accept unsolicited requests for funds.

Where it gives

0% of grants went outside Illinois.

Illinois1

Grants paid in tax year 2024

Recipient	Location	Purpose	Amount
See Attached Listing	Chicago, IL	General purposes	$2,089,332

Giving by year

Tax year	Grants paid	Grant lines
2024	$2,089,332	1
2023	$2,900,941	1

Sources

IRS Form 990-PF, tax year 2024, filed May 12, 2025 - IRS e-file batch, object ID 202521329349102192
IRS Tax Exempt Organization Search for EIN 36-3092291
Profile updated Nov 11, 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.