The 12 closest competitors and alternatives to ONE Nuclear Energy LLC among energy companies — ranked by similarity to what ONE Nuclear Energy LLC actually does, not by market-cap band.
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ONE Nuclear Energy LLC is a Florida limited liability company focused on building baseload energy solutions for artificial intelligence.
ONE Nuclear Energy LLC is an energy company headquartered in West Palm Beach, United States. It is publicly listed (ONEN) with a market capitalisation of $49.2M. Xcout tracks 18 named people at ONE Nuclear Energy LLC, including Richard Taylor (Chairman and CEO).
12 more named people on record for ONE Nuclear Energy LLC, with roles, board committees and tenure — see the full roster →
Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| — | $1.1B | — |
Financing after the IPO — public offerings and SEC Form D private placements — is not listed as a funding round.
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
3 corporate events on record, with sources — see the full timeline →
Ranked by semantic similarity — how close each company is to ONE Nuclear Energy LLC by what it does, using Xcout's live company graph. Click any company for its full profile, or its competitor set.
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The Nuclear Company is an AI tech-startup operating in the nuclear and energy space that pioneers a fleet-scale approach to building and developing advanced energy solutions.
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NANO Nuclear Energy Inc. operates as a nuclear energy company. The company is developing KRONOS MMR Energy System, a high-temperature gas-cooled reactor; LOKI MMR, a compact microreactor designed for remote and specialized applications; ZEUS, a solid core battery reactor; and ODIN, a low-pressure salt coolant reactor. It is also developing a high-assay low-enriched uranium fuel processing facility to provide a fuel pipeline for the nuclear reactor industry, and fuel transportation and nuclear consultation businesses. The company was incorporated in 2022 and is based in New York, New York.
Similar energy company
Eagle Nuclear Energy Corp. functions as an exploration and extraction enterprise, primarily dedicated to identifying and developing mineral resources across North America. This organization holds a distinctive position within the nuclear energy sector, integrating localized uranium prospecting with its proprietary Small Modular Reactor (SMR) technology. Furthermore, it engineers compact, modular nuclear reactors specifically designed to supply electricity for industrial operations and national power grids. Established in 2023, the company maintains its corporate headquarters in Reno, Nevada.
Similar energy company
Last Energy develops, owns, and operates modular nuclear power plants to provide on-site baseload energy for utilities and energy-intensive industries. The company utilizes a full-service delivery model that combines proven reactor technology and power purchase agreements, eliminating the need for customers to finance or manage the assets.
Similar energy company
Blue Energy Global Inc. designs and delivers factory-built nuclear power plants using a modular assembly approach to reduce construction time and costs. The company serves energy markets, including data centers and industrial power needs, by providing deployable and financeable clean energy infrastructure.
Nuclear Energy
The Earthineering Company develops nuclear reactors specifically designed to supply heat for various industrial applications beyond electricity generation. The company aims to provide reliable nuclear energy solutions tailored to energy consumption needs across multiple industries.
Similar energy company
Aalo Atomics designs and manufactures mass-producible nuclear power plants purpose-built for data centers and clean energy markets. Headquartered in Austin, Texas, the company operates a dedicated factory and headquarters facility.
Similar energy company
ZettaJoule is an advanced small modular reactor company developing on-site nuclear reactors designed to provide clean heat, electricity, and hydrogen for energy-intensive industries. Operating in the United States and Japan, the company aims to deliver reliable, zero-carbon energy solutions operating at temperatures up to 950°C.
Nuclear Energy
Plasmonic Reactor Systems designs and develops inherently safe, cost-effective modular, small, and micro nuclear reactors utilizing fission and fusion technologies. The company provides table-top, laser-driven nuclear reactor solutions that require minimal infrastructure to make sustainable energy accessible.
Nuclear Energy
TerraPower, LLC is an American nuclear reactor design and development engineering company headquartered in Bellevue, Washington.
Similar energy company
Antares Nuclear, Inc. is a United States-based company specializing in factory-produced fission microreactors. It is expanding its headquarters, known as Antares Prime, in California to support reactor development, manufacturing, and regulatory milestones.
Similar energy company
Valar Atomics is an advanced nuclear systems company developing fuel fabrication and pilot plants, such as its facility in Orangeville, Utah. The company utilizes advanced nuclear systems to power the future and coordinates its operations through its headquarters in Los Angeles.
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