Tech Company Financing Transactions
Commonwealth Fusion Systems Funding Round
Commonwealth Fusion Systems, based in Cambridge, secured $863 million in investment from Brevan Howard Investment Holdings, Galaxy Interactive and Gigascale Capital.
Transaction Overview
Company Name
Announced On
8/28/2025
Transaction Type
Venture Equity
Amount
$863,000,000
Round
Series B
Investors
Proceeds Purpose
The company intends to use the funds to complete SPARC, its fusion demonstration machine, and progress on development work on its first ARC power plant in Virginia.
Company Information
Company Status
Private & Independent
Industry
Alternative Energy
Mailing Address
501 Massachusetts Ave.
Cambridge, MA 02139
USA
Cambridge, MA 02139
USA
Phone
Website
Email Address
Overview
Commonwealth Fusion Systems (CFS) is on track to bring fusion energy technology to market. CFS was spun out of MIT and is collaborating with MIT's Plasma Science and Fusion Center to leverage decades of research combined with the innovation and speed of the private sector.
Profile
Social Media
Company News
Facebook
YouTube
Management Team
Title
Name
Email & Social
Chief Executive Officer
Robert Mumgaard
Chief Technical Officer
Daniel Brunner
Co-Founder
Martin Greenwald
VP - Engineering
Patrick Schweiger
VP - Manufacturing
Joy Dunn
Browse more venture capital transactions:
Prev: 8/28/2025: FriendliAI venture capital transaction
Next: 8/28/2025: everwave venture capital transaction
Share this article
Where The Data Comes From
We do our best to record funding rounds that are announced publicly. All VC database entries reported here are sourced from news reports and company announcements. The information comes to us via our partnership with VentureDeal.com, an affiliated venture.
Additional Resources for Entrepreneurs