Updated Oct 30, 2026
Private foundations based in Biddeford, Maine
6 grantmaking foundations headquartered in Biddeford, Maine, holding $1.0B in assets. Ranked by grants paid in their latest 990-PF; 1 on this page say they accept applications. For foundations ranked by where their grants went, see local funders.
| Foundation | Grants paid | Median grant | Accepts applications | Assets |
|---|---|---|---|---|
| Puffin Bay Foundationsince 2024 | $32M1 grants · 2025 | $32M | Preselected only | $743M |
| Barbara Cassidy Foundationsince 2009 | $400K23 grants · 2025 | $10K | Preselected only | $3.9M |
| St Louis Alumni Association Incsince 2020 | $89K20 grants · 2025 | $2,000 | Yes | $1.2M |
| Kahle-Austin Foundationsince 1998 | — | — | Preselected only | $162M |
| Kahle-Austin Family Foundationsince 2021 | — | — | Preselected only | $128M |
| McArthur Home for Aged People Assocsince 1974 | — | — | Preselected only | $5.7M |
Sources: IRS Business Master File (assets), ProPublica Nonprofit Explorer and IRS 990-PF e-file (grants paid, application policy). "Accepts applications" reflects the foundation's own Part XV checkbox.
Open grant programs in Maine
All 2| Deadline | Grant | Funder | Award ceiling |
|---|---|---|---|
| Rollingno deadline | Maine Arts Commission — Organizational GrantsStateMaine Arts Commission | Maine Arts Commission | Not listed |
| Rollingno deadline | Maine Humanities Council — Humanities GrantsStateMaine Humanities Council | Maine Humanities Council | Not listed |
Common questions
How many private foundations are based in Biddeford, Maine?
Our directory lists 6 private grantmaking foundations in Biddeford, Maine with at least $1 million in assets, holding a combined $1.0B. The data comes from the IRS Exempt Organizations Business Master File and Form 990-PF.
How do I get a grant from a private foundation?
Start with foundations that already fund organizations like yours nearby. Read the grantee list on each profile, check whether the foundation accepts applications (it says so on its 990-PF), and lead with a short letter of inquiry. Many family foundations fund only organizations they already know; an introduction through a shared grantee or board member works better than a cold proposal.
Can you help us approach foundations?
Yes. Our grant writers research foundation prospects, write letters of inquiry, and build a foundation fundraising plan. Request a free consultation.