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Fuse

Energy · Napierville, Canada · Founded 2018

The next generation of pulsed power fusion MoreLess

Fuse Energy Technologies, operating as Fuse, was established in 2019 by co-founders Ryan Wood and Matthew Thompson. The company is pursuing the development of commercially viable fusion energy through a unique approach centered on pulsed power technology. Wood, serving as CEO, brings a background from SpaceX where he focused on high-power electronics and advanced manufacturing for the Starship and Starlink programs. Thompson, the CTO, has a history in advanced military systems, previously working on pulsed power and radiation sciences at Northrop Grumman. Their combined expertise in high-power systems and rapid hardware development informs Fuse's strategy.

The company's business model is strategically dual-pronged. In the immediate term, Fuse addresses the national security market by offering radiation effects testing capabilities. This service supports the U.S. and its allies by simulating environments to test the resilience of critical electronics, generating near-term revenue. The long-term objective is the generation of commercial power through fusion energy. Fuse's technological pathway involves developing a series of machines, with the ultimate goal of creating a fusion pilot plant.

Fuse has developed and built three pulsed power fusion machines since its inception. Its latest machine, TITAN, is a high-power Impedance Matched Marx Generator (IMG). This technology serves as the foundational building block for their planned fusion power plant, designated APEIRON I. The design of TITAN has been peer-reviewed and its experimental results were published in Nature Scientific Reports, lending credibility to their technical approach. The company's methodology focuses on a stabilized Z-pinch fusion concept, which aims to be a more compact and potentially lower-cost alternative to other mainstream fusion approaches like tokamaks.

Keywords: fusion energy, pulsed power, national security, radiation testing, Z-pinch fusion, commercial power, energy technology, Marx generator, advanced manufacturing, power electronics

Company overview

Fuse company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2018
Headquarters
Napierville, Canada
Employees
59
Open positions
33
Dealroom signal
77.6
client focusb2btechnologyHardwaretechnologyDeep Techsub industryClean Energybusiness modelManufacturingsectorSustainable Development GoalssectorNuclear FusionsectorClimate TechsectorHard TechsectorNIF defense security and resiliencesectorNIF Energy Security and Climate ChangesectorDT and LSsectorscience-basedindustryEnergy

Valuation & funding

Fuse funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES AEquity / VC Sep 2024 $32M $200M Kevin Hartz · Adrian Aoun · MANTIS · Tamarack Global
SEEDEquity / VC Mar 2023 $17M $68M Buckley Ventures · Tamarack Global
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Financials

Workforce over time

Available workforce history. Financial fields without reported data are omitted.

YearEmployees
2026 59
2025 54
2024 35
2023 23
2022 13
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Growth signals

Fuse website traffic

Latest recorded traffic for Fuse is 10K monthly website visits, down 16.7% over the last three months. Fuse's team grew 9.3% over the past year.

Latest monthly visits10K 3-month web change-16.7% 1-year team growth+9.3%
Monthly website visits46 observations · Jan 2022–Jul 2026
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Comparisons

Fuse compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

CompanyHeadquartersStatusEmployeesTotal fundingValuation
Gauss FusionIndustrial-scale stellarator fusion power plant development Hanau, Germany Operational 42 $11M
Novatron Fusion GroupCost-effective fusion energy solution using stable magnetic mirrors Stockholms kommun, Sweden Operational
Xcimer EnergyExcimer-based laser fusion architecture to commercialize safe, affordable fusion energy while advancing national security. Denver, United States Operational
Renaissance FusionRenaissance Fusion builds on the success of stellarator experiments, makes them reactor-ready by quadrupling the magnetic field and simplifies them using proprietary High-Temperature Superconductors manufacturing and flowing liquid-metal walls Fontaine, France Operational
General FusionCommercializing clean energy with Magnetized Target Fusion technology Richmond, Canada Operational
Crossfield FusionCrossfield Fusion has been developing a novel compact fusion reactor targeting carbon free heat and power generation. The company adopted a new approach to building fusion reactors based on patented technology called the Epicyclotron London, United Kingdom Operational
Avalanche EnergyAvalanche Energy is developing a 5kWe fusion power pack called the “Orbitron” in a form-factor the size of a lunch pail. The compact size is a key enabler of scaling for applications including micro-grids, long haul trucking, maritime shipping, aviation and space power and propulsion Seattle, United States Operational
First Light FusionInspired by the only natural example of inertial confinement on Earth, First Light Fusion is developing a practical pathway to fusion energy using the simplest machine possible Yarnton, United Kingdom Operational
Showing 8 of the closest matchesCompare every metric →

Talent graph

Fuse's talent

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Team profiled 10 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 1 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

14 investors on Fuse's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Seed 2 investors entered at this stage
Buckley Ventures
Tamarack Global
Series A 10 investors entered at this stage
Kevin Hartz
Adrian Aoun
MANTIS
Sky Dayton
Abstract Ventures
Bracket Capital
Laura Thomas
Packy McCormick
Doug Greenlaw
Lisa Gordon-Hagerty
Other known 2 additional known investors
Hexagon
WorldQuant Ventures

Global footprint

Where Fuse has talent and traffic

Workforce by country
3 countries with
team presence
🇺🇸 United States74.5%
🇨🇦 Canada23.6%
🇵🇭 Philippines1.8%
3 countries shown

In the news

Latest news about Fuse

Recent press, funding announcements, and product moves mentioning Fuse — open to read from the original sources.

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Market sentiment

What the market is saying about Fuse

An AI-synthesized read of the highest-engagement posts about Fuse on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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