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Xcimer Energy Corporation

Xcimer Energy Corporation

Private
Denver, ColoradoEnergy & Sustainabilityhttps://xcimer.energy/

Last Round

Early Funding

Sep 14, 2026

Total Funding Raised

$115.5M

Momentum

Top 1%

of companies Caplight tracks

Company Overview

Xcimer Energy Corporation is an energy technology company that develops scalable laser-driven inertial fusion technology to deliver carbon-free energy at scale.

Sector

Energy & Sustainability

Verticals

Renewable Energy, Computing Hardware

Business Model

B2G

Customer Profile

Government Contracts, Services & Consulting

AI Layer

Non-AI

Keywords

fusion energyinertial confinement fusionlaser fusionclean energybaseload powerfusion power plantcommercial fusiondeep techfusion startuphigh-energy lasersutility-scale energyenergy innovationARPA-EDOEfusion roadmap

Historical Pricing

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Caplight Momentum Score

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Xcimer Energy Corporation Comparables

Compare Xcimer Energy Corporation with similar companies based on industry and business-model similarity.

Xcimer Energy Corporation comparables — related companies by embedding similarity
CompanySimilarityMarket Cap
LaserFusionX Inc.
88%
Inertia Enterprises
87%
Focused Energy
87%

Xcimer Energy Corporation Funding Rounds

Historical fundraising activity

Data table
RoundDateAmount RaisedValuationInvestorsSources
Early FundingSep 14, 2026
GrantFeb 17, 2025
Series AJun 4, 2024
GrantMay 31, 2023
SeedOct 18, 2022

Key People

Founding team and executive leadership

Alexander Valys

Co-founder, President & CTO

Founding Team

Brent Gill

Chief Operating Officer

Executive Team

Xcimer Energy Corporation Investors

Notable investors and investment history

Xcimer Energy Corporation investors
InvestorRounds
Gigascale CapitalSeries A
Wireframe VenturesSeed
Prelude VenturesSeries A
Breakthrough Energy VenturesSeries A
Breakthrough Energy FoundationSeries A
Lowercarbon CapitalSeries A
Emerson CollectiveSeries A

Market signals

Structured signals derived from secondary market and firmographic data.

  • Sep 14, 2026

    RTX Ventures participated in the early funding round.

  • Aug 18, 2026

    Grew 16% QoQ, from 125 to 145 employees.

Recent news

Latest coverage and updates

  • is_developingSep 10, 2026

    Xcimer is developing pulsed ultraviolet laser systems.

  • integrates_withSep 10, 2026

    Xcimer integrates with RTX.

  • is_developingSep 10, 2026

    Xcimer is developing advanced directed energy technology on Jun 1st '26.

  • is_developingSep 10, 2026

    Xcimer is developing lasers for commercial fusion energy on Sep 10th '26.

  • expands_offices_toAug 27, 2026

    Xcimer expanded offices to Colorado, United States, Northern America, Americas on Jul 1st '25.

Xcimer Energy Corporation Filings

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Xcimer Energy Corporation filings preview — column headings only; records require access
TypeDateAmount OfferedAmount SoldFilingPagesDownload

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Frequently Asked Questions

Common questions about Xcimer Energy Corporation's valuation, stock price, and market status.

Is Xcimer a public or private company?

Xcimer is a private company.

What is the current stock price of Xcimer?

Xcimer is a private company with no public stock price. No recent secondary market data is available.

How much is Xcimer worth (valuation)?

Valuation information for Xcimer is not publicly available.

Can I buy Xcimer stock?

Xcimer shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.

When was Xcimer's last funding round?

Xcimer's most recent funding round was Grant on February 17, 2025.

Who are the main investors in Xcimer?

Key investors in Xcimer include Wireframe Ventures, Hedosophia.

Will Xcimer IPO soon?

No public IPO plans have been announced for Xcimer.

How can I track Xcimer secondary market activity?

Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Xcimer's secondary market activity and sign up for updates.

Firmographic Details

HeadquartersDenver, Colorado
Employee Range132
Year Founded2022
Last FundingSep 14, 2026

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