You are viewing a limited version of this profile. To access i3's full capabilities.
Helion Energy
Save
Company logo (jpg or png)
Parent company

Short description

Developer of fusion energy technology using field reversed configuration

Founded in 2009
Founded in

Company type Private Public ()
Company type

Industry Group energy & power

Sector nuclear fusion

TRL Range 4-6
TRL 1 Basic research
TRL 2 Technology formulation
TRL 3 Applied research
TRL 4 Small scale prototype
TRL 5 Large scale prototype
TRL 6 Prototype system
TRL 7 Demonstration system
TRL 8 First of a kind commercial system
TRL 9 Full commercial application
TRL Range

Ticker

Headquarters Redmond, WA Redmond, United States
Address
City
State
Zip
Country

Parent Companies

Updated by at on 09/26/2023

Edited by Cleantech Group on 02/04/2025

Traction
  • 0 M&A items
tags
Similar companies
Customers
Save
Date Company
05/10/2023

Microsoft Microsoft

First Power Purchase Agreement for Fusion industry to buy energy and electricity from Helion in 2028 with target generation of 50MW with one year ramp up period.

Confirmed by Microsoft

Partnerships
Save
Date Partner Type
09/27/2023
Nucor Nucor
Nucor will partner with Helion for development of 500MW fusion power plant to support decarbonization of steel manufacturing facility in the US
View source    
Confirmed by Nucor
Development Partner
Investment Rounds
Save

IPO INFORMATION

Date

IPO status

IPO Type

Amount

Initial shares

Ticker symbol

Exchange listed

Prospectus URL

Prospectus

Source URL

Source

Description

Date Investors Type Amount
01/28/2025 Lightspeed Venture Partners Lightspeed Venture Partners , SoftBank Vision Fund SoftBank Vision Fund , Sam Altman Sam Altman , Mithril Capital Management Mithril Capital Management , Capricorn Investment Group Capricorn Investment Group , Dustin Moskovitz Dustin Moskovitz , Good Ventures Good Ventures , Nucor Nucor (8)
Post-money valuation of
Funding will support commercializing of field reversed configuration device.
Growth Equity $425,000,000
Click to add IPO information
Products
Save
Product image Name Product status Revenue model Cost metrics

Nuclear Fusion Engine

Helion Energy is developing nuclear fusion technology for power generation, and claims to have the first demonstration scale engine already built.

Product Development License of Usage
$/kW (current)
$/kW (projected)
$/kWh (current)
$/kWh (projected)
You are viewing a limited version of this profile. To access i3's full capabilities.
Back to top

Preload svg text font