Clean Energy Grants for Startup

As of October 2026, Grantoria lists 28 Clean Energy Grants for Startup — 5 open right now, across 10 funding agencies. Award amounts range $5K to $200M. The next application deadline is November 1, 2026. All listings are free, with direct links to the official application.

Not sure which grants fit your organization? Try the Grant Finder — match in 5 questions →

28total grants
5open now
10agencies
$5K–$200Mfunding range
Nov 1next deadline
OPEN 40 days left Hard to apply

Advanced Nuclear Energy Licensing Cost-Share Grant Program

U.S. Advanced Nuclear Energy Licensing Cost-Share Grant Program The application deadline for current review cycle, anticipated selection notification date for the current review cycle, and anticipated…

🏛 Idaho Field Office 📋 CFDA 81.121 ⏰ Nov 30, 2026 💰 $5,000 – $8,000,000
View details →
OPEN Moderate to apply

Ben Franklin Partners (BFTDA) Challenge Grant

Provides funds to businesses through the four Ben Franklin Technology Partnes for access to capital, business expertise, technology commercialization services to advance the development of new…

🏛 Pennsylvania Department of Community & Economic Development ⏰ Dec 31, 2035
View details →

Explore related grants

Clean Energy grants by state

California (1054) Ohio (165) Pennsylvania (18) Illinois (10)

Clean Energy grants by applicant

Nonprofits (980) Public Authority (919) Tribal Nation (854) Small Business (SBA-defined) (821) Individuals (674) 501(c)(3) Public Charity (268) County Government (243) City / Municipal Government (238) Low-income (222) Public K-12 School (188) Public University (98) Tribal Organization (81)

Frequently asked questions

How many clean energy grants for startup are available?
Grantoria currently lists 28 clean energy grants for startup, of which 5 are open for applications right now. The database is refreshed daily from official federal sources (Grants.gov and SAM.gov).
When is the next deadline?
The next application deadline is November 1, 2026 — about 11 days away. Deadlines vary by program; open any grant to see its exact closing date and application window.
How much funding is available?
Award sizes range from $5K to $200M, depending on the program and applicant. Each grant shows its specific funding range where the agency has published one.
Is Grantoria free to use?
Yes — Grantoria is completely free. No account or subscription is required to browse clean energy grants for startup, view deadlines and eligibility, or reach the official application.
How do I apply?
Open any grant to see its full profile — eligibility, required documents, deadlines and a direct link to the official application on the funding agency's website. You apply through the federal portal; Grantoria simply helps you find the right opportunity.

The free database of U.S. federal grants for nonprofits and grant writers — updated daily from official sources, Grants.gov, SAM.gov and other official resources.

✓ 100% free   ✓ No account required   ✓ Direct links to official applications

More categories
More applicant types
More states
More funders
Explore
Company
Help