Founded Year

2009

Stage

Series C - V | Alive

Total Raised

$1.061B

Mosaic Score
The Mosaic Score is an algorithm that measures the overall financial health and market potential of private companies.

+109 points in the past 30 days

About X-energy

X-energy focuses on advanced nuclear reactor and fuel design engineering within the energy sector. The company specializes in developing Generation IV temperature gas-cooled nuclear reactors, known as small modular reactors (SMR), and TRISO fuel to power them. Its reactors are designed with safety features and are complemented by TRISO fuel that can withstand extreme temperatures. It was founded in 2009 and is based in Rockville, Maryland.

Headquarters Location

530 Gaither Road Suite 700

Rockville, Maryland, 20850,

United States

301-358-5600

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ESPs containing X-energy

The ESP matrix leverages data and analyst insight to identify and rank leading companies in a given technology landscape.

EXECUTION STRENGTH ➡MARKET STRENGTH ➡LEADERHIGHFLIEROUTPERFORMERCHALLENGER
Industrials / Energy Tech

The small modular reactor (SMR) developers market focuses on companies developing advanced nuclear reactors with power outputs typically under 300 MW per unit. These reactors feature modular designs that enable factory construction and transportation to deployment sites, offering enhanced safety systems, reduced construction times, and flexible applications. SMR developers serve utilities, industr…

X-energy named as Leader among 15 other companies, including NuScale Power, Oklo, and TerraPower.

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Research containing X-energy

Get data-driven expert analysis from the CB Insights Intelligence Unit.

CB Insights Intelligence Analysts have mentioned X-energy in 3 CB Insights research briefs, most recently on Jul 10, 2025.

Expert Collections containing X-energy

Expert Collections are analyst-curated lists that highlight the companies you need to know in the most important technology spaces.

X-energy is included in 2 Expert Collections, including Oil & Gas Tech.

O

Oil & Gas Tech

4,702 items

Companies in the Oil & Gas Tech space, including those focused on improving operations across upstream, midstream, and downstream sectors, as well as those working on sustainable fuels.

R

Renewable Energy

4,803 items

X-energy Patents

X-energy has filed 24 patents.

The 3 most popular patent topics include:

  • nuclear materials
  • nuclear technology
  • nuclear power reactor types
patents chart

Application Date

Grant Date

Title

Related Topics

Status

5/2/2023

4/1/2025

Designer drugs, Acetylcholinesterase inhibitors, Gas technologies, Sensors, Industrial gases

Grant

Application Date

5/2/2023

Grant Date

4/1/2025

Title

Related Topics

Designer drugs, Acetylcholinesterase inhibitors, Gas technologies, Sensors, Industrial gases

Status

Grant

Latest X-energy News

X-energy Expands Executive Team with Addition of New Commercial and Human Capital Leadership

Jul 8, 2025

ROCKVILLE, Md., July 08, 2025  — X-energy Reactor Company, LLC (“X-energy” or the “Company”) today announced two additions to its executive leadership team. The Company has appointed Dinkar S. Bhatia as its first Chief Commercial Officer, and Rachel Lappin Scheinman as its new Chief Human Capital Officer, bringing skillsets and expertise critical to commercializing and scaling X-energy’s technology to meet rising power demand. In addition to key executive additions, X-energy is elevating internal leaders to help drive its next stage of growth. Steve Miller has been appointed Executive Vice President, Chief Administration & Governance Officer, Sam Levenback has been promoted to Senior Vice President, Chief Growth & Strategy Officer, and Benjamin Reinke has been promoted to Senior Vice President, Global Business Development and will assume the role of Deputy Chief Commercial Officer. “As we advance our technology in the marketplace, we need leaders who know how to turn innovation into business success,” said X-energy CEO J. Clay Sell. “Dinkar and Rachel bring worldclass expertise from high-growth environments, both public and private, throughout their careers. Combined with the organic elevation of experienced leaders in Steve, Sam, and Ben, X-energy will be best positioned to continue to build and grow the commercial enterprise with the purpose that our mission demands.” Bhatia joins X-energy from Hartree Partners, where he co-led the North American Power business. He brings more than two decades of experience developing commercial power assets and navigating and executing complex energy and infrastructure projects. In his new role, Bhatia will lead the execution of X-energy’s commercialization strategy by bringing its product offerings together through a highly standardized, proprietary delivery model for reactors, fuel, and services. “X-energy has the technology, business model, and partnerships to drive advanced nuclear forward from concept to large-scale implementation,” said Bhatia. “I am thrilled to be joining the Company in this exciting moment and leveraging my experience to translate this innovative technology into an economically deployable, world-leading energy solution.” Assuming the role of Chief Human Capital Officer, Rachel Lappin Scheinman brings more than a decade of experience leading organizational strategy at high-growth, investor-backed companies. She most recently served as a senior HR leader at Altria Group following its $3 billion acquisition of NJOY where she served as Chief Human Resources Officer. She brings deep expertise in human resources and employment law, and a proven track record of scaling companies through periods of complexity and growth. “I’m excited to be joining X-energy in this critical stage of growth and expansion. This is a Company that tackles big challenges head-on, and has the vision and urgency needed to lead,” said Lappin Scheinman. “X-energy is ready to grow fast and grow smart, and I’m looking forward to being a part of this moment and helping to build the organization that delivers results for our customers and their communities.” X-energy is advancing its initial Xe-100 plant at Dow Inc.’s UCC Seadrift Operations manufacturing site on the Texas Gulf Coast. Once complete, the plant is expected to provide the site with safe, reliable, and clean power and industrial steam. X-energy is also advancing its second plant with Energy Northwest in collaboration with Amazon. This project is part of a larger strategy with Amazon to bring more than five gigawatts of new power projects online by 2039, furthering the Company’s mission to provide scalable, secure, clean energy solutions that meet the growing demand for energy across the U.S. and around the world.

X-energy Frequently Asked Questions (FAQ)

  • When was X-energy founded?

    X-energy was founded in 2009.

  • Where is X-energy's headquarters?

    X-energy's headquarters is located at 530 Gaither Road, Rockville.

  • What is X-energy's latest funding round?

    X-energy's latest funding round is Series C - V.

  • How much did X-energy raise?

    X-energy raised a total of $1.061B.

  • Who are the investors of X-energy?

    Investors of X-energy include Pittco Management, Ares Management, University of Michigan, Emerson Collective, Ken Griffin and 16 more.

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