DEVENS, Mass., Aug. 28, 2025 /PRNewswire/ -- Commonwealth Fusion Systems (CFS), the largest and leading private fusion company, today announced that it raised $863 million in a Series B2 fundraising ...

Commonwealth has made measurable progress toward its goal of building a practical fusion reactor that generates carbon-free electricity. Explore the 2023 list of 15 Climate Tech Companies to Watch.

(From left) Commonwealth Fusion Systems CEO Bob Mumgaard shows off the company's new campus to U.S. Secretary of Energy Jennifer Granholm, U.S. Senator Elizabeth Warren, and U.S. Senator Edward Markey ...

DEVENS, Massachusetts — Inside a cavernous factory in a quiet Boston exurb, workers wearing hard hats and safety glasses swarm around giant magnets powerful enough to lift an aircraft carrier. In ...

The fusion power plant will generate about 400 megawatts of electricity at its Chesterfield County site owned by Dominion Energy. Commonwealth Fusion Systems, the largest private fusion company, will ...

Scientists in the Plasma Division at the U.S. Naval Research Laboratory (NRL) are building on a multi-year research effort that demonstrated the potential of an advanced laser technology that could ...

The agreement demonstrates CFS’ commitment to building a supply chain that helps to expand U.S. sources of critical materials for the growing fusion energy industry. Materion Corporation (NYSE: MTRN), ...