GrantExec, a Euna Solutions® company

The Diomedes Foundation

EIN: 461451480
Does Not Accept Unsolicited Applications

The Diomedes Foundation is a Massachusetts private foundation. Awards $2,257,290 annually. Through 18 grants, median $15K. Assets: $941K.

Total Assets
$941K
Key Financial Metrics (2025)

Total Giving

$2.3M

Number of Grants

18

Median Grant

$15K

Grant Range

$2K - $1.5M

Historical Giving Trends
YearAssetsTotal Giving# GrantsMedian Grant
2025$941K$2.3M18$15K
2024$2.1M$361K14$18K
2023$2.1M$368K13$10K
2022$2.3M$319K11$25K
Quick Facts

Return Type

990PF

Most Recent Filing

2025

Annual Expenses

Not specified

Giving Rate

>100% of assets

Application Policy

Accepts Applications

No - Invite Only