Foundation

FOUNDATION TO PROMOTE OPEN SOCIETY

EIN 263753801 · NEW YORK, NY · filings through tax year 2023

IRS filings through tax year 2023. The loaded set is Form 990-PF until a Form 990 Schedule I ingest is added. Last ingestion completed March 19, 2026.

Reported giving
$836,579,235
Median grant
$150,000
Average year
$1,052,829,171
Giving trend
+28%

Sector mix

  • civic43%
  • international13%
  • Education11%
  • social_services9%
  • Science & Technology8%

Where grants went

  • NY1,029 grants
  • DC809 grants
  • CA411 grants
  • MD201 grants
  • MA143 grants

6,261 grants in the loaded filings.

How this scores for your organization

Match scores, officers, grant lines, and application contacts stay in your account.