About Data Insights Articles Nonprofit Search Resources Data Request

: Verified by RoundPaper

Verified NonprofitLast Filed 2024EIN 23-7093598

John D & Catherine T Macarthur Foundation

CHICAGO, ILNTEE: T20Z

© 2026 RoundPaper. The smart data platform for nonprofit intelligence.

1.7M+

Nonprofits

3.8M+

990 Filings

10.3M+

Grants Tracked

About•Terms of Service•Privacy Policy•Data Disclaimer