Energy Tech grants in the United States
Explore Energy Tech grants for companies in the United States. This list brings together funding for renewables, storage, grids, hydrogen, nuclear and energy efficiency 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 Energy Tech in the United States come first.
Showing 337-360 of 646 grants
DOE Industrial Energy Storage Systems Prize — Phase 1: Design
🇺🇸DOE ITO · United States
Funds teams designing cost-effective industrial energy storage concepts through a DOE prize competition for thermal and electric storage at industrial scale.
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.
Dual-Use University Accelerator Challenge
🇺🇸DIU · United States
Shares a $500,000 prize pool among university-founded startups building dual-use defense tech.
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.
Energy Storage Innovations Prize — Round 2
🇺🇸Office of Electricity · United States
Pays US energy-storage innovators up to $50,000 cash for niche-market storage solutions.
Energy Storage Innovations Prize Round 2
🇺🇸DOE OE · United States
Pays up to $50,000 to energy-storage innovators solving unconventional grid use cases.
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.
EPIC Round 3
🇺🇸DOE OTC · United States
Pays U.S. energy incubators and accelerators cash prizes and multi-year cooperative agreements for building strong support programs for energy startups.
Feeder of the Future Prize
🇺🇸Office of Electricity · United States
Pays US grid innovators up to $8,000 for next-generation electric feeder designs.
Fish Protection Prize
🇺🇸DOE WPTO · United States
Awards up to $700,000 in cash and vouchers for fish-exclusion technology at water diversions.
Genesis Mission — DE-FOA-0003612
🇺🇸DOE · United States
Supports national artificial intelligence and science challenge response through sustained development grants.
Genesis Mission: Transforming Science and Energy with AI
🇺🇸DOE ASCR · United States
Supports teams developing artificial intelligence for scientific discovery and energy applications through a two-step federal process.
Geothermal Geophone Prize
🇺🇸DOE · United States
Awards up to $2.7 million in cash prizes for high-temperature geothermal seismic sensors.
Geothermal Heat Pumps PATHs Prize
🇺🇸DOE GTO · United States
Pays U.S.-based teams cash to build regional partnerships that train and hire geothermal heat pump workers.
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.
Groundbreaking Hydro Prize
🇺🇸WPTO · United States
Awards $300,000 in cash prizes for ideas that cut small hydropower foundation costs.
Harvard Grid Accelerator — Awards
🇺🇸Harvard OTD · United States
Offers Harvard engineering teams startup support to take inventions from laboratory development to commercialization outcomes.