Onion Foundation — Grants, Assets & 990-PF Profile

Q: What is Onion Foundation?

Onion Foundation is a private foundation based in Wayne, ME with $63.6M in total assets, per its IRS Form 990-PF.

Onion Foundation is a private foundation based in Wayne, Maine with $63.6M in assets, focused on Unknown. Profile based on its IRS Form 990-PF filing, compiled by Grantoria.

$63.6Mtotal assets

2014IRS ruling year

Unknownfocus area

🏆 Top 25% of 11,589 tracked U.S. private foundations by total assets.

Grants Onion Foundation has awarded

40 grantees · $1.5M total in its latest IRS Form 990-PF. Largest recipients:

Momentum Conservation $470K
Maine Association of Nonprofits (fbo Cultural Alliance of Maine (CAM)) $75K
Maine Environmental Education Association $46K
Maine GearShare $42K
Trekkers $35K
Rippleffect $30K
Brunswick-Topsham Land Trust Inc $30K
Climate Change for All Educators Inc $30K
Quebec-Labrador Foundation (fbo Community Geographics) $30K
New England Grassroots Environment Fund Inc $30K
Maine Mathematics and Science Alliance $30K
East Coast Greenway Alliance $30K
Northeastern University (fbo Roux Institute) $28K
Maine Academy of Modern Music $28K
University of Southern Maine $27K
Maine Community Integration $27K
Schoodic Institute at Acadia National Park $25K
Friends of Katahdin Woods & Waters $25K
Kennebec Estuary Land Trust $25K
LA Arts $25K
Lake Stewards of Maine $25K
Maine Adaptive Sports & Recreation $25K
Maine Association for the Education of Young Children (fbo MeECO) $25K
Maine Lakes $25K
New Learning Journey $25K

Grantees recorded on Form 990-PF Part XV; amounts aggregated by Grantoria. Linked names have full recipient profiles.

Giving history

Total grants paid by year (IRS Form 990-PF, Part XV).

FY2020$3.4M
FY2021$3.3M
FY2022$3M
FY2023$3.3M

About Onion Foundation

TypePrivate foundation
Primary focusUnknown
HeadquartersWayne, Maine
EIN471289795
IRS ruling2014

Financial data from the organization's IRS Form 990-PF (Exempt Organizations Business Master File). View 990-PF filings on ProPublica →

Grants in Unknown area

This foundation funds unknown. While we build out its grantee history, explore open federal grants in the same space:

Related foundations

Foundations with a similar focus and profile:

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Foundations in Maine →

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Frequently asked questions

What is Onion Foundation?

Onion Foundation is a private foundation based in Wayne, Maine with $63.6M in total assets, as reported on its IRS Form 990-PF.

What does Onion Foundation fund?

Its primary focus area is Unknown (IRS NTEE classification). For grant opportunities in this area, see open grants.

What is the EIN of Onion Foundation?

Onion Foundation's EIN is 471289795. View its 990-PF filings on ProPublica.

How do I apply for a grant from Onion Foundation?

Private foundations like Onion Foundation typically award grants by invitation or through their own application process — review its giving area (Unknown) and find official contact details in its IRS Form 990-PF. Grantoria is an independent directory and is not affiliated with Onion Foundation. For grants open to public application right now, use the Grant Finder.

Source: IRS Exempt Organizations Business Master File (Form 990-PF), compiled by Grantoria. Financial figures reflect the latest available IRS data; grantee history is being added. Not affiliated with or endorsed by the foundation.