Interested in applying for a WindSwell Foundation Grant? Start here and then follow these steps…

WindSwell Foundation has three traditional grant application deadlines per fiscal year. Below is the list of upcoming grant cycles. Applications open two weeks before their due date and must be received by 5 p.m. (EST) per the grant deadlines below and are accepted only via the Foundations website.

Take a look at the current and upcoming grant cycles below to find your next opportunity to apply.

These cycles are only applicable to traditional grants.

Calendar Under Construction, Please Read

Renewal Request Changes: Renewal requests will now open when the LOI opens and close when the new requests open. For the August 2026 grant cycle, renewal applications open April 10 and close May 8.

Reminder: Your application is only considered a renewal if you’ve received funding for the same program/project in the past couple of years. If you are a returning grantee but are requesting a new project, you must submit a new application starting with an LOI. Renewal applicants must first reach out to a Program Officer for a check-in and the receive an access code.

If you have any questions about the timeline, please reach out.

Today is: June 9, 2026

LETTER OF INTENT OPENS

Jan 16

2026

LETTER OF INTENT DUE

Jan 30

2026

INVITATION TO APPLY BY

Feb 6

2026

NEW GRANT APPLICATION OPENS

Feb 13

2026

NEW GRANT APPLICATION DUE

Feb 17

2026

DECISION ANNOUNCEMENT

May 20

2026

RENEWAL GRANT APPLICATION OPENS

Jan 16

2026

RENEWAL GRANT APPLICATION CLOSES

Feb 13

2026

DECISION ANNOUNCEMENT

May 20

2026

LETTER OF INTENT OPENS

Apr 10

2026

LETTER OF INTENT DUE

Apr 24

2026

INVITATION TO APPLY BY

May 1

2026

NEW GRANT APPLICATION OPENS

May 8

2026

NEW GRANT APPLICATION DUE

May 22

2026

DECISION ANNOUNCEMENT

Aug 19

2026

RENEWAL GRANT APPLICATION OPENS

Apr 10

2026

RENEWAL GRANT APPLICATION CLOSES

May 8

2026

DECISION ANNOUNCEMENT

Aug 19

2026

LETTER OF INTENT OPENS

Jul 10

2026

LETTER OF INTENT DUE

Jul 24

2026

INVITATION TO APPLY BY

Jul 31

2026

NEW GRANT APPLICATION OPENS

Aug 7

2026

NEW GRANT APPLICATION DUE

Aug 21

2026

DECISION ANNOUNCEMENT

Nov 18

2026

RENEWAL GRANT APPLICATION OPENS

Jul 10

2026

RENEWAL GRANT APPLICATION CLOSES

Aug 7

2026

DECISION ANNOUNCEMENT

Nov 18

2026