Climate Tech grants in the United States
Explore Climate Tech grants for companies in the United States. This list brings together funding for decarbonization, carbon removal, clean industry, adaptation and climate data from US innovation agencies, research funders and foundations, international programs open to applicants in the United States, and competitions any company can enter, with the deadline, award size and eligibility on every listing. Grants aimed at Climate Tech in the United States come first.
Showing 217-240 of 505 grants
DOE ITO SBIR/STTR Phase I
🇺🇸DOE ITO · United States
Funds U.S. small businesses (≤500 employees) developing innovative industrial energy efficiency and cross-sector manufacturing technologies through DOE SBIR/STTR Phase I feasibility grants of up to $200,000.
DOE ITO SBIR/STTR Phase II
🇺🇸DOE ITO · United States
Funds U.S. small businesses with a prior DOE ITO Phase I award to carry out expanded R&D through a two-year cooperative agreement of up to $1,100,000.
Electric Cogeneration Facility Credit
🇺🇸Kansas Department of Revenue · United States
Funds legacy Kansas investment in renewable electric cogeneration facilities through a ten-installment income tax credit.
Energy Improvements in Rural or Remote Areas
🇺🇸OCED · United States
Funds U.S. rural and remote clean-energy demonstration projects that improve local energy cost, resilience, access, generation, microgrids, or efficiency.
EPA SBIR Phase I
🇺🇸EPA · United States
Supports small United States businesses developing environmental technology solutions in water, air, pollution prevention, and chemical safety.
EPA SBIR Phase II
🇺🇸EPA · United States
Supports small United States companies extending proven environmental technologies into broader applications through EPA follow-on innovation funding.
EPIC Innovation Clusters Award
🇺🇸DOE OTC · United States
Helps research teams and institutions for EPIC Innovation Clusters Award in energy systems and climate technology.
GFO-25-305: Non-Energy Impacts of Integrated Energy Retrofit Packages
🇺🇸CEC · United States
Funds whole-home retrofit research focused on broader building performance outcomes.
GFO-25-306: Solar PV in Non-Traditional Terrain (SPLINT)
🇺🇸CEC · United States
Funds solar photovoltaic research in nontraditional terrain within California clean-energy programs.
GFO-25-307: Direct Air Capture Pre-Commercial Demonstration
🇺🇸CEC · United States
Supports carbon-capture innovators developing pre-commercial demonstration projects for deployment readiness.
GFO-25-607: Hydrogen Infrastructure Project Opportunity (HIPO)
🇺🇸CEC · United States
Funds hydrogen fueling infrastructure development for clean transportation networks to strengthen real-world implementation.
Industrial Energy Storage Systems Prize — Phase 3: Validate
🇺🇸DOE ITO · United States
Funds teams demonstrating prototype industrial energy storage systems through a DOE prize challenge for validated scalability.
Innovate Alabama Supplemental Grant Program
🇺🇸Innovate Alabama · United States
Funds Alabama small businesses with active federal SBIR or STTR awards.
Long-Duration Energy Storage
🇺🇸OCED · United States
Funds long-duration energy storage pilots and demonstrations that prove technical and commercial viability.
Make It in Brooklyn Climate Tech Pitch Contest
🇺🇸DBP · United States
Pays NYC climate startups up to $10,000 in cash and commercialization support.
MAKE IT Prize Facilities Track
🇺🇸DOE · United States
Awards U.S. manufacturers up to $4.5 million to build shovel-ready clean energy factories.
MIT delta v Accelerator Cohort
🇺🇸MIT · United States
Supports MIT-affiliated startup teams with equity-free funding and intensive accelerator mentoring through summer.
NM Advanced Energy Award — R&D Class
🇺🇸NM TIO · United States
Funds New Mexico small businesses conducting foundational R&D and proof-of-concept work in advanced energy technologies.
NOAA CPO RISA — Regional Integrated Sciences and Assessments
🇺🇸NOAA CPO · United States
Supports regional teams and decision-makers through climate resilience and preparedness cooperation.
NOAA SBIR Phase I (Scheduled)
🇺🇸NOAA TPO · United States
Supports United States small businesses testing NOAA-focused science and technology concepts through early-stage small-business innovation projects.
Northrop Grumman Corporate Contributions
🇺🇸NG Foundation · United States
Funds US nonprofits removing barriers to education and work and building healthy communities through invitation-only grants.
Novel Approaches for Sulfate Removal from Water Discharges
🇺🇸U.S. Steel · United States
Pays a $25,000 prize pool for scalable fixes to sulfate in a steel plant's wastewater.
NZ — US Global Centers for Proposals
🇳🇿MBIE · New Zealand
Funds New Zealand and United States collaborations improving critical infrastructure resilience for climate, energy, and cyber systems.
Offshore Wind Economic Development
🇺🇸NJ Division of Taxation · United States
Funds approved New Jersey offshore-wind facilities through ten-year capital-investment and job-creation tax credits.