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LAST ENERGY
Last Energy
Energy · Washington, District of Columbia · United States · Founded · 2026 · ≈ · 84 · employees

Last Energy competitors

Company

Last Energy has 6 close competitors: Radiant Nuclear, Aalo Atomics, Valar Atomics.

ProfileValuationFundingCompetitorsStock & IPOHow to invest
Peer set

Who competes with Last Energy

Sector, valuation and status for each competitor.

company profileLast Energy›
Founded 2026United States
competitorRadiant Nuclear›
Founded 2020Private
competitorAalo Atomics›
$450Mas of Aug 2025
Founded 2023Private
competitorValar Atomics›
$6Bas of Aug 2026
Founded 2020Private
competitorCommonwealth Fusion Systems›
$5Blatest valuation
Founded 2018Private
competitorHelion Energy›
$15.5Bas of Jun 2026
Founded 2013Private
competitorTAE Technologies›
$6Blatest valuation
Founded 1998IPO filed
Head-to-head

Last Energy and its peers, side by side

A private valuation and a public market cap share one column; each row names its basis and date.

Company
Sector
Founded
Valuation / market cap
Status
HQ
On Canborsa
Last Energy
Energy
2026
—no figure
—
United States
Company profile
RNRadiant Nuclear
Nuclear power (small modular reactors)
2020
—no figure
PRIVATE
United States
Company profile
Aalo Atomics
Energy
2023
$450MAug 2025
PRIVATE
United States
Company profile
Valar Atomics
Nuclear Technology
2020
$6BAug 2026
PRIVATE
United States
Company profile
Commonwealth Fusion Systems
Fusion energy
2018
$5B
PRIVATE
United States
Company profile
Helion Energy
Fusion energy
2013
$15.5Bpost-money · Jun 2026
PRIVATE
United States
Company profile
TAE Technologies
Energy
1998
$6B
IPO FILED
United States
Company profile
Context · reading the peer set

Where Last Energy meets its rivals

What Last Energy sells, and where the rivals meet it

Developer of small modular nuclear power plants for industrial and data-center power clean energy future for humanity by significantly reducing the time and cost to deploy nuclear power plants.

Last Energy competes with 6 companies here: Radiant Nuclear, Aalo Atomics, Valar Atomics, Commonwealth Fusion Systems, Helion Energy, TAE Technologies.

Last Energy on Canborsa
MarketClosest: CL-PERP
Fees0.07% per side · 0.14% round-trip
Fundingevery 1h

Last Energy competitors — frequently asked questions

Is Last Energy publicly traded?›

No. Last Energy is a private company; its shares do not trade on a public exchange.

Who has invested in Last Energy?›

Lead investors for each round are in the funding timeline.

How can I get exposure to Last Energy?›

The routes section explains what is realistically available for a company at this stage.

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