Clean Energy and Sustainability Grants funding

Clean Energy and Sustainability Grants 2026

Browse open grant programs for clean-energy, sustainability, and green businesses in 2026, sorted by award size, with deadlines and eligibility at a glance.

Forrest Grants

Funding is hiding in plain sight.

Energy-efficiency, solar, EV, and climate-resilience grants for businesses going green.

🐻

Forrest Grant keeps the list clean, relevant, and pointed at programs worth a real application.

Open grants

963

Average award

$733,333

Top eligibility tags

small_businessenergy_efficiencyrural_businessagricultural_producer

Featured grants

High-intent funding opportunities

Grants in Clean

Where to focus first

Browse open grant programs for clean-energy, sustainability, and green businesses in 2026, sorted by award size, with deadlines and eligibility at a glance. Use this page as your shortlist, then jump into the intake wizard so Forrest can narrow the list to the programs you are most likely to win.

KSRolling

USDA Rural Energy for America Program Grants - Kansas City, KS Region

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
CARolling

USDA Rural Energy for America Program Fresno County

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessagricultural_producer
View Grant
CARolling

USDA Rural Energy for America Program Alameda County

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessagricultural_producer
View Grant
CARolling

USDA Rural Energy for America Program San Diego County

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessagricultural_producer
View Grant
KSRolling

USDA Rural Energy for America Program Grants - Overland Park Area

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
MSRolling

Mississippi SMART Business Act – Clean Energy R&D Rebate

Grantor

Mississippi Development Authority

Award Amount

$1,000,000

Mississippi basedfor profit
View Grant
ORRolling

Oregon Community Renewable Energy Grant Program (CREP)

Grantor

Oregon Department of Energy (ODOE)

Award Amount

$1,000,000

Tribal entitylocal government
View Grant
KSRolling

USDA Rural Energy for America Program Grants - Topeka Region

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
MDRolling

USDA Rural Energy for America Program Grants - Annapolis Region

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
IARolling

Energy Infrastructure Revolving Loan Program

Grantor

State of Iowa

Award Amount

$1,000,000

businessenergy
View Grant
NCRolling

USDA Rural Energy for America Program Grants for Charlotte-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessrural
View Grant
UTRolling

USDA Rural Energy for America Program Grants for West Jordan-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessrural
View Grant
NERolling

USDA Rural Energy for America Program Nebraska

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessagricultural_producer
View Grant
VTRolling

USDA Rural Energy for America Program Grants for Burlington-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessrural
View Grant
NYRolling

USDA Rural Energy for America Program Grants for Rochester-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

ruralsmall_business
View Grant
MERolling

Efficiency Maine Commercial & Industrial Custom Program

Grantor

Efficiency Maine Trust

Award Amount

$1,000,000

Maine commercial or industrial customercustom energy project
View Grant
SCRolling

USDA Rural Energy for America Program Grants and Loan Guarantees

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

south_carolinamanufacturing
View Grant
NERolling

Nebraska Rural Energy for America Program

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
ILRolling

Equitable Energy Future Grant Program (CEJA)

Grantor

Illinois Department of Commerce and Economic Opportunity (DCEO)

Award Amount

$1,000,000

clean energyequity contractor
View Grant
PARolling

USDA Rural Energy for America Program Grants for Allentown-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessrural
View Grant
ORRolling

USDA Rural Energy for America Program Grants for Bend-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessrural
View Grant
TXRolling

USDA Rural Energy for America Program Grants for El Paso-Area Producers

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

small_businessrural
View Grant
MTRolling

Montana Rural Energy for America Program

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
HIRolling

Hawaii Rural Energy for America Program

Grantor

U.S. Department of Agriculture

Award Amount

$1,000,000

rural_businessagriculture
View Grant
AKRolling

Denali Commission Grants

Grantor

Denali Commission

Award Amount

$1,000,000

tribal_governmentlocal_government
View Grant
NJRolling

Green Workforce Training Grant Challenge – Phase 2

Grantor

New Jersey Economic Development Authority (NJEDA)

Award Amount

$800,000

workforce traininggreen economy
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NYRolling

NYSERDA Clean Energy Training for Pre-Apprentices and Journey Workers

Grantor

New York State Energy Research and Development Authority

Award Amount

$750,000

trainingworkforce_development
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HIRolling

Hawaii Green Energy Market Securitization Financing

Grantor

Hawaii Green Infrastructure Authority

Award Amount

$750,000

small_businessnonprofit
View Grant
KSRolling

CDBG Economic Development — Infrastructure for Green/Sustainable Business

Grantor

Kansas Department of Commerce

Award Amount

$750,000

for profitLMI job creation
View Grant
CARolling

SFPUC Commercial Equipment Rebate

Grantor

San Francisco Public Utilities Commission

Award Amount

$750,000

commercial_customersmall_business
View Grant
NMRolling

Santa Fe Innovation Infrastructure Grant - Midtown Innovation Campus

Grantor

New Mexico Economic Development Department

Award Amount

$700,000

startupinnovation
View Grant
MDRolling

Maryland TEDCO Clean Energy and Sustainability Startup Fund

Grantor

Maryland Technology Development Corporation (TEDCO)

Award Amount

$500,000

clean energy startupearly stage
View Grant
PARolling

RISE PA – Reducing Industrial Sector Emissions Grant Program

Grantor

Pennsylvania Department of Environmental Protection (DEP) / PennTAP

Award Amount

$500,000

small manufacturermedium manufacturer
View Grant
MSRolling

Mississippi Energy Efficiency Revolving Loan Fund

Grantor

Mississippi Development Authority

Award Amount

$500,000

businessnonprofit
View Grant
HIRolling

Hawaii Small Business Innovation Research (HSBIR) Program — Clean Energy / Green Tech

Grantor

Hawaii Technology Development Corporation (HTDC)

Award Amount

$500,000

Hawaii based businesssmall business
View Grant
VTRolling

Flexible Capital Fund

Grantor

Flexible Capital Fund

Award Amount

$500,000

small_businessexpanding_business
View Grant
NHRolling

Enterprise Energy Fund

Grantor

New Hampshire Community Loan Fund

Award Amount

$500,000

energy_efficiencyrenewable_energy
View Grant
NJRolling

School and Small Business Energy Efficiency Stimulus Program

Grantor

NJ Board of Public Utilities / NJ Clean Energy Program

Award Amount

$500,000

minority ownedsmall business
View Grant
FLRolling

Florida Job Growth Grant Fund — Green Workforce Training

Grantor

FloridaCommerce / Governor's Office

Award Amount

$500,000

public institutionfor profit
View Grant
GARolling

ACE Georgia Green Loans / Save & Sustain

Grantor

Access to Capital for Entrepreneurs (ACE)

Award Amount

$500,000

small_business
View Grant
NDRolling

PACE Program

Grantor

Bank of North Dakota

Award Amount

$500,000

primary_sectorjob_creation
View Grant
MERolling

Maine Technology Institute Business Innovation Funding - Bangor

Grantor

State of Maine

Award Amount

$500,000

startupinnovation
View Grant
CTRolling

Capital for Change Small Business Loans

Grantor

Capital for Change

Award Amount

$500,000

small_businessnonprofit
View Grant
NJRolling

NJ ZEV Financing Program

Grantor

New Jersey Economic Development Authority (NJEDA)

Award Amount

$500,000

commercial businesszero emission vehicle
View Grant
OKRolling

Oklahoma OCAST Industry Innovation Program – Energy Diversification

Grantor

Oklahoma Center for the Advancement of Science and Technology (OCAST)

Award Amount

$500,000

Oklahoma basedprivate sector
View Grant
AKRolling

Alternative Energy Conservation Loan Program

Grantor

State of Alaska

Award Amount

$500,000

businessenergy_efficiency
View Grant
HIRolling

Hawaii State Energy Office Clean Energy Wayfinders and Grants

Grantor

State of Hawaii

Award Amount

$500,000

clean_energytechnical_assistance
View Grant
Rolling

DOE Voucher Program

Grantor

U.S. Department of Energy

Award Amount

$500,000

startupmanufacturer
View Grant
Rolling

EPA Small Business Innovation Research (SBIR) Program

Grantor

U.S. Environmental Protection Agency

Award Amount

$500,000

small_businessstartup
View Grant
ARRolling

Arkansas Energy Office Energy Efficiency and Conservation Block Grant

Grantor

U.S. Department of Energy

Award Amount

$500,000

local_governmentgreen_business
View Grant
MSRolling

Energy Efficiency Revolving Loan Fund

Grantor

Mississippi Development Authority

Award Amount

$500,000

small_businesslarge_business
View Grant
ORRolling

Oregon SSBCI Venture Direct Program — Cleantech and Sustainability

Grantor

Business Oregon / Elevate Capital

Award Amount

$500,000

for profitOregon based
View Grant
CARolling

Pacific Community Ventures Good and Green Loan

Grantor

Pacific Community Ventures

Award Amount

$500,000

small_businessgreen_business
View Grant
Sep 30, 2026

EPA Environmental Justice Thriving Communities Grantmakers

Grantor

U.S. Environmental Protection Agency

Award Amount

$500,000

small_businessnonprofit
View Grant
MSRolling

Mississippi Energy Investment Loan Program

Grantor

Mississippi Development Authority

Award Amount

$500,000

Mississippi basedfor profit
View Grant
NDRolling

Bismarck Growth Fund

Grantor

Bismarck-Mandan Chamber EDC

Award Amount

$500,000

business_expansionjob_creation
View Grant
NHRolling

New Hampshire CDFA Clean Energy Fund

Grantor

New Hampshire Community Development Finance Authority

Award Amount

$500,000

nonprofitmunicipality
View Grant
MERolling

Maine Technology Institute Business Innovation Funding - Lewiston

Grantor

State of Maine

Award Amount

$500,000

startupinnovation
View Grant
CORolling

Colorado Clean Energy Fund – Energy Project Accelerator Loan (Energy PAL)

Grantor

Colorado Clean Energy Fund (CCEF)

Award Amount

$500,000

Colorado businesscommercial energy project
View Grant
WIRolling

Wisconsin Office of Sustainability and Clean Energy — Renewable Energy Competitive Grants

Grantor

Wisconsin Office of Sustainability and Clean Energy (OSCE)

Award Amount

$500,000

clean energyrenewable energy
View Grant

Ready to apply?

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