Stockholm Environment Institute Usinc
- Education
- Somerville, Massachusetts
- EIN 20-4659308
- Tax-exempt since 2007
- Firms paid
- 2
- Fees reported, 2025
- $37K
- Fees reported in 2025
- $37K
- Most Recent Reported Revenue
- $5.6M
Fundraising fees by year
Per Form 990 Schedule G
Firms paid in 2025
$37,000 to 2 fundraisers
| Fundraiser | Filed as | Fee |
|---|---|---|
| Page Consulting LLCGrant writingFundraising consultant | Fundraising consultant | $19,000 |
| Karen ZifferFundraising consultant | Fundraising consultant | $18,000 |
All firms paid
| Fundraiser | Years | Total fees |
|---|---|---|
| Page Consulting LLCGrant writing | 2025 | $19,000 |
| Karen Ziffer | 2025 | $18,000 |
Form 990 Snapshot
Fees are what Stockholm Environment Institute Usinc reported on IRS Form 990. Nonprofits list only fundraisers paid $5,000 or more, and many book consultants under other expenses, so a nonprofit can have worked with firms that don't appear here. Last checked 2026-11-14.