Funding search · EIN 271503381 · Boston, MA
Lsi Foundation
A private foundation (files IRS Form 990-PF). Most private foundations do not take unsolicited applications; the route in is usually a program officer.
- 4
- grants reported
- $558,176
- total given
- 2021–2024
- filing years
- $19,482
- median grant
Based on grants this organization reported to the IRS for tax years 2021–2024. This is what they filed, not a complete record of their giving, and recent years may be incomplete because filings lag.
Full IRS filings ↗How this is builtReport an error
Funding pattern
What this funder pays for, at what size, and how to position adjacent work. Read from their filings, with every number checked against the record.
Sign in to analyze this funder’s giving pattern. Free in early access.
Grant history
All 4 reported grants, largest first.
- $502,928
Probono Net and Others · New York, NY · 2024
Provide services to those in need;listtotal 9998
- $21,611
Probono Net and Others · New York, NY · 2023
Provide services to those in need;listtotal 9998
- $17,354
Probono Net and Others · New York, NY · 2022
Provide services to those in need;listtotal 9998
- $16,283
Probono Net and Others · New York, NY · 2021
Provide services to those in need;listtotal 9998
Who else funds this kind of work
Same state
- Combined Jewish Philanthropies of Greater Boston4,151 grants · $943.7M
- Bny Mellon Charitable Gift Fund3,620 grants · $914.9M
- Mass General Brigham Incorporated &472 grants · $3.11B
Similar grant size
- Ohio Child Care Resource and Referral16,278 grants · $1.08B
- Gs Donor Advised Philanthropy Fund19,135 grants · $6.79B
- Paypal Charitable Giving Fund32,081 grants · $1.40B
Grants already paid are the record; PaperOrbit reads your paper and finds the funders whose record matches it — then explains why.
Search funders like this oneSource: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call.

