Top 10 Nuclear Energy startups

Updated: February 08, 2024

Nuclear energy startups are developing new technologies and advanced reactor designs, such as small modular reactors (SMRs), molten salt reactors (MSRs), to enhance safety, efficiency, and waste management in the nuclear power industry.
1
Country: USA | Funding: $758.6M
TerraPower focuses on developing a sustainable and economic nuclear energy system while reducing proliferation risks.
2
Country: France | Funding: €500M
Orano is focusing its attention on the recovery of nuclear materials and the management of nuclear waste to generate safe, low-carbon electricity. With significant expertise in the nuclear fuel cycle, they offer customers tailor-made solutions for every stage of nuclear power generation, from mining, conversion, enrichment, recycling, logistics, and engineering to decommissioning and dismantling.
3
Country: USA | Funding: $469.6M
NuScale Power has developed a small modular reactor (SMR) to supply energy for electrical generation and other heat process applications.
4
Country: UK | Funding: $433.5M
Newcleo is developing the latest generation of nuclear reactors providing a path to combatting both climate change and existing nuclear waste. It is working on so-called Small Modular Reactors (SMRs) and wants to use so-called MOX technology to make it possible to recycle spent uranium from conventional nuclear power plants.
5
Country: USA | Funding: $281M
X-energy is a nuclear reactor & fuel design engineering company.
6
Country: USA | Funding: $16.3K
Kairos Power develops an advanced reactor technology that leverages TRI-Structural ISOtropic (TRISO) fuel in pebble form in combination with a low-pressure fluoride salt coolant.
7
Country: Denmark | Funding: $28.5M
Seaborg develops the Compact Molten Salt Reactor - a smal modular reactor based on molten fluoride salt.
8
Country: USA | Funding: $26.6M
Phoenix designs and manufactures the highest-yielding neutron generators and commercializes nuclear technologies for practical applications.
9
Country: Switzerland | Funding: CHF15.1M
Transmutex develops technology designed to reduce the stockpile of nuclear waste-based energy.
10
Country: Netherlands | Funding: €12.5M
Thorizon aims to develop a new generation of nuclear power plants - molten salt reactors.
11
Country: USA | Funding: $6.9M
Blue Wave AI Labs is using predictive analytics to operate nuclear reactors across the United States and to help them operate as safely and efficiently as possible
12
Country: USA | Funding: $5.5M
Transatomic Power is a nuclear reactor design company offering a waste-annihilating molten salt reactor.
13
Country: Canada | Funding: $5M
Madison Metals is committed to innovation and sustainability, forging the future of uranium production while meeting global climate action initiative standards.
14
Country: USA | Funding: $3M
Last Energy is creating a new system for the development and delivery of small modular nuclear power plants.
15
Country: USA | Funding: $170K
Oklo is building an always on, container-sized, truly carbon-free and emission-free nuclear generator.
16
Country: France
Hexana intends to develop an AMR based on the sodium-cooled fast reactor technology that incorporates a high-temperature storage device.
17
Country: France
Stellaria is looking to develop an energy system based on the molten chloride fast reactor (MCFR) technology.
18
Country: USA
Elysium Industries develops molten chloride salt fast reactors. This reactor is capable of providing base-load and clean power while addressing the current issues in the nuclear power industry.