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.

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Forrest Grants

Funding is hiding in plain sight.

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

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

Open grants

970

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Top eligibility tags

property_ownerenergy_efficiencycommercial_customersmall_business

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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.

TNRolling

Metro Water Services Stormwater User Fee Review

Grantor

Metropolitan Government of Nashville and Davidson County

Award Amount

Varies

property_ownercommercial_customer

Clean Energy and Sustainability Grants 2026

Funding is hiding in plain sight.

High-intent funding opportunities

Where to focus first

Metro Water Services Stormwater User Fee Review

Taos County C-PACE Financing

City of Boulder Solar Sales and Use Tax Rebate

AEP Texas Commercial Solutions Program

Xcel Energy Business Energy Efficiency Rebates

Rochester Homeowner Rehabilitation Program

SMUD Complete Energy Solutions

Sustainable Building Tax Credit

Appalachian Power Business Energy Savings Resources

CT Green Bank C-PACE Financing

New Jersey Clean Energy Program Commercial and Industrial Incentives

Washington Zero-Emission Incentive Program

Maine Dirigo Business Incentives - Lewiston

Alaska Native Tribal Health Consortium Rural Energy Initiative Grants and Technical Assistance

Xcel Energy Business Equipment Rebates

Efficiency Smart Business Rebates for Newark Electric Customers

Virgin Islands Energy Office Energy Star Rebate Program

Delmarva Power Business Energy Savings Program

Renewable Energy-Village Energy Efficiency Program

Rhode Island Renewable Energy Fund

PG&E Business Energy Efficiency Rebates Fresno

Sustainable Living Center Smart Business Partners

Austin Energy Commercial Rebates

Washington Clean Buildings Performance Grants

PG&E Business Energy Efficiency Rebates Oakland

United Illuminating Business Energy Efficiency Rebates

Barr Foundation Grants

Alaska Energy Authority Commercial Energy Efficiency Programs

Oahu Agriculture and Conservation Association Small Business Funding Resources

Oncor Commercial Standard Offer Program

Efficiency Vermont Business Rebates and Custom Incentives

Newark Electric Energy Efficiency Smart Thermostat and Equipment Programs

Oceanside Commercial Water Efficiency Rebates

Torrance Commercial Water Conservation Rebates

Connecticut Green Bank C-PACE Storrs

Montana Recycling Market Development Tax Credit

Texas Emissions Reduction Plan Grants

Duke Energy Florida Business Energy Incentives

Georgia Energy Grant Program

Maine Dirigo Business Incentives - Bangor

Connecticut Green Bank Solar PPA and Commercial Solar Financing

Connecticut Green Bank C-PACE

Mesa Natural Gas Appliance Rebate

EPA National Clean Investment Fund

Seattle City Light Commercial Lighting Rebates

Efficiency Works Business Rebates for Fort Collins Utilities Customers

Washtenaw County Weatherization Program

LADWP Commercial Direct Install Program

DTE Energy Business Energy Efficiency Rebates

Washington FundHub Clean Economy Grants and Incentives

GEMS Commercial Clean Energy Financing

Southern California Edison Business Rebates and Incentives

Alaska Renewable Energy Fund

PECO Small Business Direct Install Program

Eversource Business Equipment Rebates and Discounts

Detroit Stormwater Drainage Charge Credits

PACE Partners Custom Energy Efficiency Rebates

Roseville Environmental Utilities Commercial Water Efficiency Rebates

Island Green Living Sustainable Living and Recycling Project Support

Waterbury Commercial Property Assessed Clean Energy

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