Fusion grants
Explore grants for fusion companies. This directory includes funding for fusion science and engineering, plasma physics, high-field magnets, fusion materials, fuel cycles and supply-chain development, from national energy departments, fusion programs and public-private partnerships.
Showing 25-48 of 764 grants
INCITE — Proposals
DOE SC · United States
Supports allocation of exascale compute resources for scientific codes and high-impact computing studies.
INCITE Allocation Cycle
DOE ASCR · United States
Runs research teams and institutions for INCITE Allocation in artificial intelligence, quantum systems, and energy systems.
Milestone-Based Fusion Development Program — Between
🇺🇸DOE FES · United States
Supports private fusion teams through milestone-based programs advancing through development gates.
MOOI Mission-Driven Innovation
🇳🇱RVO · Netherlands
Funds mission-driven Dutch innovation missions combining multiple partners to tackle energy and climate priorities.
MPS Physics Research Programs (MPS Physics)
🇺🇸NSF · United States
Funds every NSF physics programme through one door — quantum information, particle physics, plasma, gravity and more, from $180 million.
Title 17 Section 1703 Innovative Clean Energy
🇺🇸DOE LPO / EDF · United States
Supports clean energy projects in fossil, nuclear, and renewable tracks through federal financing pathways.
EIC Pathfinder Open
🇪🇺EIC · European Union
Funds bottom-up research for breakthrough deep-tech, any field of science.
EIC Transition Open
🇪🇺EIC · European Union
Supports European deep-tech ventures advancing laboratory research toward validated prototypes and near-market technologies.
ARPA-E IGNIITE (Early-Career Innovators)
🇺🇸ARPA-E · United States
Supports United States early-career energy researchers building disruptive energy solutions beyond conventional approaches.
DeepTech Frontier Challenge 2026
Global Startup EXPO · Japan
Awards a ¥10 million grand prize to deep-tech startups pitching at Global Startup EXPO 2026.
DeepTech Frontier Challenge 2026
Global Startup EXPO · Japan
Pays a ¥10 million grand prize to deep-tech startups from Japan and overseas that pitch cutting-edge, research-rooted technology at Global Startup EXPO 2026 in Osaka.
DOE Office of Science Open Solicitation
🇺🇸DOE SC · United States
Connects research teams and institutions for DOE Office of Science Solicitation in artificial intelligence, energy systems, and fusion research.
GAČR EXPRO Excellence Projects
🇨🇿GACR · Czechia
Funds excellence-led projects for Czech scientists in materials, biotech, quantum, and related fields.
J-Startup — 5th selection
🇯🇵METI · Japan
Supports Japanese startups through public-private matching for global market exposure and business development.
SOFT Innovation Prize
🇪🇺European Commission · European Union
Pays up to €50,000 to fusion researchers or companies for market-ready innovations.
BIG Idea Competition
🇺🇸BIG Idea SD · United States
Pays high school students in South Dakota, North Dakota and Minnesota cash prizes and scholarships for their best business idea.
IPARJOG — IP Protection Support
🇭🇺NKFIH · Hungary
Backs intellectual property protection activities including patent filing and trademark registration across Hungary.
Y Combinator Accelerator Program
🇺🇸YC · United States
Runs Y Combinator Accelerator for early-stage startups with a three-month batch, investment, and mentoring support.
NSF Small Business Innovation Research Program (SBIR/STTR)
🇺🇸NSF · United States
Gives U.S. small businesses non-dilutive R&D funding for high-risk, high-impact deep-tech across nearly every technical field, from a Phase I award through a larger Phase II award.
Eric and Wendy Schmidt Technology Fund
🇺🇸Princeton Innovation / Schmidt DataX · United States
Funds eligible Princeton researchers inventing or applying new research technology through one- or two-year grants.
Grant for Recruiting International Visiting Researchers
🇸🇪VR · Sweden
Funds Swedish higher education institutions to host international researchers and strengthen global collaboration.
SME Collectives Sustainable Travel Behaviour (COVER)
🇳🇱RVO · Netherlands
Pays Dutch SME representative bodies to make their members' employee commuting greener.
1707 Order-Based R&D Support
🇹🇷TÜBİTAK · Türkiye
Co-funds R&D projects between a Turkish customer company and an SME supplier, covering 40% of costs.
Desjardins Startup Prize — Early-Stage Prize
🇨🇦UTE · Canada
Awards University of Toronto-affiliated early-stage founders up to $15,000 CAD for a three-minute pitch, as part of an annual competition with over $100,000 in total prizes.