Energy

Helion

Helion raises $375M Growth at $3B valuation

$375M
Total Raised
Growth
Latest Round
2013
Founded
200+
Employees
Everett, WA
1 min read

Quick Facts

Valuation
$3B
Latest Round Size
$375M
Latest Round Date
January 2025

Helion: Growth Funding Round

Helion has successfully raised $375M in Growth funding, reaching a valuation of $3B.

Company Overview

Fusion power technology

Funding Details

The Growth round was led by Sam Altman, with participation from Mithril Capital, Capricorn Investment Group.

Company Information

  • Headquarters: Everett, WA
  • Founded: 2013
  • Employees: 200+
  • Category: Energy

Investment

Helion plans to use the funds to accelerate product development, expand its team, and scale operations globally.

About the Investors

  • Sam Altman: Verified investor in Growth
  • Mithril Capital: Verified investor in Growth
  • Capricorn Investment Group: Verified investor in Growth

Key Investors

Sam Altman
Lead Investor
Verified investor in Growth
Mithril Capital
Investor
Verified investor in Growth
Capricorn Investment Group
Investor
Verified investor in Growth

About the Author

Editorial Team
Editorial Team
Curated funding news from verified sources