Top Nuclear Energy Companies in the US

4 min read

Get started

Trusted by data-driven investors

In 2025, the nuclear energy sector in the United States is marked by innovation and sustainability, driven by key players such as Natura Resources, which focuses on molten salt reactors, and Nano Nuclear Energy Inc., pioneers of portable microreactor technology. Other firms like BHI Energy and Southern Company emphasize operational excellence in power generation and investment strategies. Grounded in various locations including New York, Texas, and Wisconsin, these companies demonstrate diverse approaches to addressing energy demands while upholding safety and environmental standards.

UxC, LLC logo

UxC, LLC

๐Ÿ‡บ๐Ÿ‡ธ 1501 Macy Drive Roswell, Georgia 30076, US

UxC, LLC specializes in providing comprehensive data and analysis for the nuclear fuel market, focusing on uranium, conversion, and enrichment sectors. Notably, it pioneered the introduction of uranium futures contracts and has expanded its services to include reactor technology assessments and used fuel management.

nuclear fuel
market data
price analysis
supply chain
demand analysis
uranium
conversion
enrichment
reactor technologies
fuel management
training seminar
international organizations
Company size: 11-50
Founded: 1994
Nuclear Fusion Stocks logo

Nuclear Fusion Stocks

๐Ÿ‡บ๐Ÿ‡ธ New York State Throughway Brocton, New York 14716, US

A premier source for insights and analysis in the renewable energy sector, this platform focuses on advancements, challenges, and investment opportunities in nuclear fusion technology, emphasizing its potential to contribute to a sustainable future and combat climate change.

nuclear fusion
renewable energy
power generation
energy policy
climate change
market analysis
investment opportunities
scientific research
technological advancements
sustainability
energy transition
clean energy
Company size: 2-10
Founded: 2023
UCAN Power - United Coalition for Advanced Nuclear Power logo

UCAN Power - United Coalition for Advanced Nuclear Power

๐Ÿ‡บ๐Ÿ‡ธ Washington, DC 20002, US

UCAN Power is dedicated to advancing small and micro nuclear reactors, promoting clean, safe, and reliable energy solutions for diverse applications. With a focus on responsible advocacy and market-driven policies, it aims to facilitate the growth of innovative nuclear technology in the energy sector.

nuclear power
clean energy
micro reactors
small reactors
energy generation
advanced nuclear
energy policy
safety standards
technology advocacy
government collaboration
Company size: 2-10
Founded: 2021
Nano Nuclear Energy Inc. (NASDAQ: NNE) logo

Nano Nuclear Energy Inc. (NASDAQ: NNE)

๐Ÿ‡บ๐Ÿ‡ธ 1400 Broadway New York, New York 11106, US

NANO Nuclear Energy Inc. is an innovative player in the nuclear electric power generation industry, specializing in the development of portable microreactor technology and a vertically integrated approach to nuclear fuel fabrication, transportation, and consulting services. With advanced reactors like "ZEUS" and "ODIN," the firm aims to provide clean, on-demand energy solutions while establishing a unique supply chain for high-assay, low-enriched uranium fuel.

nuclear energy
microreactor
portable reactor
fuel fabrication
fuel transportation
consulting services
clean energy
HALEU
advanced reactor
zero carbon
green technology
energy crisis
Company size: 11-50
Founded: 2021
GE Hitachi Nuclear Energy logo

GE Hitachi Nuclear Energy

๐Ÿ‡บ๐Ÿ‡ธ Wilmington, North Carolina 28401, US

A leader in the nuclear electric power generation industry, GE Hitachi Nuclear Energy specializes in advanced reactors, fuel, and nuclear services, leveraging a strategic alliance to deliver innovative solutions to the global nuclear market.

nuclear energy
power generation
advanced reactors
nuclear services
fuel technology
energy solutions
Company size: 1001-5000
Ignition logo

Ignition

๐Ÿ‡บ๐Ÿ‡ธ 2919 1/2 Main St Santa Monica, California 90405, US

Ignition is an innovative platform in the internet news industry, specializing in a biweekly newsletter that provides comprehensive insights into the business and policy aspects of nuclear energy. Its focus on delivering timely and relevant information positions it as a unique resource for those interested in the evolving landscape of nuclear energy.

nuclear energy
energy policy
news publication
email newsletter
industry insights
business analysis
energy sector
Company size: 2-10
Nuclear Street - Nuclear Powered Portal logo

Nuclear Street - Nuclear Powered Portal

๐Ÿ‡บ๐Ÿ‡ธ 463 Dinwiddie Ave Waynesboro, Virginia 22980, US

Nuclear Street is a platform dedicated to networking and information exchange among professionals in the nuclear energy sector, focusing on topics such as nuclear power plants, waste management, and fusion. It offers specialized resources including news, job listings, and a social network tailored to the needs of the nuclear industry.

nuclear energy
nuclear power
nuclear fusion
nuclear waste
professional networking
job exchange
industry news
periodical publishing
resume sharing
supplier connections
Company size: 2-10
Founded: 2000
Nuclear Insider logo

Nuclear Insider

๐Ÿ‡บ๐Ÿ‡ธ 499 7th Ave New York, NY 10018, US

Nuclear Insider operates in the technology and media sectors, specializing in comprehensive information and insights related to the nuclear industry, including nuclear energy, uranium enrichment, and clean energy solutions. Their innovative approach positions them as a go-to resource for all things nuclear, promoting awareness and advancements in carbon-free energy.

nuclear
nuclear energy
uranium
enrichment
reactor
nuclear waste
nuclear power
radioactive
atomic
clean energy
carbon free energy
Company size: 2-10
Founded: 2023
Boston Atomics logo

Boston Atomics

๐Ÿ‡บ๐Ÿ‡ธ Boston, MA, US

Boston Atomics is focused on decarbonizing the industrial process heat market through safe and easily constructed nuclear power solutions. By leveraging high-temperature-gas-reactor technology and a design for constructability approach, it addresses construction cost challenges while providing sustainable energy for sectors such as plastics, chemicals, and fertilizers.

nuclear power
decarbonization
industrial heat
high-temperature reactors
construction cost
process heat
innovative design
energy transition
clean energy
reactor technology
Company size: 2-10
Founded: 2020
OMNICORP Power (Star Energy) logo

OMNICORP Power (Star Energy)

๐Ÿ‡บ๐Ÿ‡ธ 1 Omni Way Austin , TX 78701, US

OMNICORP Power specializes in nuclear electric power generation, focusing on the development of innovative nuclear fusion technology through its STARFUSION reactor. The firm aims to provide clean, safe, and sustainable energy solutions, leveraging the potential of small modular reactors in the fusion energy sector.

nuclear fusion
power generation
fusion energy
clean energy
sustainable energy
modular reactors
Stellarator
energy technology
Company size: 51-200
Founded: 2010
HALEU Energy Fuel logo

HALEU Energy Fuel

๐Ÿ‡บ๐Ÿ‡ธ 1411 Broadway New York, New York 10019, US

Specializing in the development and manufacture of High Assayed Low Enriched Uranium (HALEU), this entity focuses on addressing the challenges of fueling portable micro reactors and enhancing the domestic nuclear fuel landscape. By collaborating with national labs and international partners, it aims to secure and develop consistent sources of enriched uranium for advanced nuclear reactors, contributing to carbon-free energy solutions.

nuclear power
uranium
enrichment
HALEU
advanced reactors
micro reactors
small modular reactors
carbon-free
net-zero
fuel supply
Company size: 11-50
Founded: 2022
USNC-Tech logo

USNC-Tech

๐Ÿ‡บ๐Ÿ‡ธ Seattle, US

USNC-Tech specializes in the development of advanced nuclear technology for both terrestrial and space applications, aiming to support human settlement in outer space while addressing clean energy needs on Earth. Its innovative approach positions nuclear power as a critical solution for sustainable living and working in space.

nuclear technology
space applications
clean energy
advanced manufacturing
sustainable energy
terrestrial applications
space settlement
energy development
Company size: 11-50
Founded: 2019
Nuclear Innovation Alliance logo

Nuclear Innovation Alliance

๐Ÿ‡บ๐Ÿ‡ธ 1200 18th Street, NW 7th Floor

A think tank focused on accelerating innovation in nuclear energy, dedicated to addressing environmental and energy challenges through action research, policy analysis, and outreach. By promoting economically competitive zero-carbon emission solutions, it aims to catalyze the next era of advanced nuclear energy systems while fostering diversity and collaboration among stakeholders.

nuclear energy
innovation
energy policy
action research
environmental sustainability
clean energy
commercialization
policy analysis
outreach
education
advanced systems
entrepreneurialism
Company size: 2-10
NuScale Power logo

NuScale Power

๐Ÿ‡บ๐Ÿ‡ธ 1100 NE Circle Blvd. Suite 350

NuScale Power specializes in innovative nuclear energy solutions through its development of small modular reactors (SMRs) that offer enhanced safety, scalability, and cost-effectiveness compared to traditional large nuclear power plants. Their unique design allows for modular construction and self-cooling capabilities, significantly improving safety and adaptability to varying energy demands.

nuclear power
small modular reactors
safety analysis
scalability
cost-effectiveness
self-cooling
modular construction
energy demand
reactor design
power generation
Company size: 201-500
Founded: 2007

Jane Capital Partners LLC

๐Ÿ‡บ๐Ÿ‡ธ 505 Montgomery St San Francisco, California 94111-2552, US

Jane Capital Partners specializes in investment management with a focus on innovative joint ventures and mergers and acquisitions. They are developing a groundbreaking Molten Salt Reactor that operates safely and cost-effectively, promising higher efficiency and lower production costs compared to traditional nuclear reactors.

investment management
joint ventures
mergers
acquisitions
nuclear reactor
molten salt
fission
energy efficiency
capital raising
reactor safety
power production
renewable energy
Company size: 2-10
Founded: 1999
US Nuclear Energy Foundation logo

US Nuclear Energy Foundation

๐Ÿ‡บ๐Ÿ‡ธ PO Box 2867 Sparks, 89432, US

Dedicated to grassroots education, this non-profit organization advocates for the benefits of nuclear energy and provides insights to government officials, emphasizing its role as the largest source of carbon-free energy globally. Through presentations and advocacy writing, it aims to promote informed discussions about nuclear technology and challenge prevailing misconceptions.

nuclear energy
grassroots education
public awareness
advocacy
carbon-free energy
technology education
civic engagement
policy input
Company size: 1
Founded: 2005
MIT Center for Advanced Nuclear Energy Systems logo

MIT Center for Advanced Nuclear Energy Systems

๐Ÿ‡บ๐Ÿ‡ธ 77 Massachusetts Avenue, 24-215 Cambridge, MA 02139, US

An innovative research hub focused on advancing nuclear energy systems, specializing in sustainability, safety, and decarbonization through data analysis and global collaboration on nuclear initiatives.

nuclear
energy
climate
research
decarbonization
safety
regulation
risk assessment
sustainability
science
engineering
reactor
Company size: 5001-10000
Founded: 2000
Last Energy logo

Last Energy

๐Ÿ‡บ๐Ÿ‡ธ 1923 Vermont Ave NW Washington, District of Columbia 20001, US

Last Energy specializes in the development of micro modular nuclear power plants, aiming to revolutionize the nuclear electric power generation industry by significantly reducing construction time and costs, thereby enhancing access to clean and affordable energy.

nuclear power
micro modular
energy production
decarbonization
reactor development
clean energy
construction efficiency
affordable power
Company size: 51-200
Founded: 2019
Terrestrial Energy logo

Terrestrial Energy

๐Ÿ‡บ๐Ÿ‡ธ 9319 Robert D Snyder Rd Portal 316

A developer of Generation IV nuclear plants, specializing in proprietary Integral Molten Salt Reactor (IMSR) technology, this firm focuses on delivering zero-carbon, reliable energy solutions for industrial applications, including chemical synthesis and desalination. Its innovative approach aims to enhance the versatility and cost-effectiveness of nuclear energy, contributing to global decarbonization and energy security.

nuclear power
molten salt
Generation IV
clean energy
industrial heat
cogeneration
small modular reactor
green hydrogen
green ammonia
decarbonization
energy security
Company size: 51-200
Founded: 2013
Bay State Energy logo

Bay State Energy

๐Ÿ‡บ๐Ÿ‡ธ Boston, MA 02215, US

Bay State Energy specializes in nuclear electric power generation, pioneering the development of the worldโ€™s first non-turbine microreactor to reduce the cost of nuclear power.

nuclear energy
power generation
microreactor
research and development
energy systems
cost reduction
non-turbine
Company size: 2-10
Founded: 2023

Updated on

Let our AI browse all websites for you

Save time, improve accuracy, and get ahead of the competition with Cenco.ai.

Get started

You might be interested in