Every fusion startup that has raised over $100M

Group 1: Company Developments - Commonwealth Fusion Systems (CFS) expects to have its Sparc reactor operational by late 2026 or early 2027 and plans to begin construction on its commercial power plant, Arc, which will produce 400 megawatts of electricity near Richmond, Virginia, with Google agreeing to purchase half of its output [1][3] - CFS has raised approximately $3 billion in total funding, with its latest round adding $863 million, representing about a third of all private capital invested in fusion companies to date [4][8] - TAE Technologies announced a merger with Trump Media & Technology Group, valuing the combined company at $6 billion, and TAE has raised a total of $1.79 billion prior to the merger [10][11] Group 2: Industry Trends - The fusion industry is experiencing a bullish wave driven by advances in powerful computer chips, sophisticated AI, and high-temperature superconducting magnets, which have improved reactor designs and control schemes [6] - Fusion power is transitioning from a long-term promise to a more tangible technology, attracting significant investment interest, with notable backers including Bill Gates and Breakthrough Energy Ventures [8] - The potential for fusion to generate nearly limitless energy could disrupt trillion-dollar markets if commercially viable power plants are completed [7] Group 3: Technological Innovations - CFS's Sparc reactor utilizes a tokamak design with high-temperature superconducting tape to generate a powerful magnetic field for plasma containment, developed in collaboration with MIT [2] - Helion plans to produce electricity from its reactor by 2028, with Microsoft as its first customer, and has raised $1.03 billion to date [13][15] - Zap Energy employs an electric current to compress plasma, generating its own magnetic field for ignition, and has raised $327 million from various investors [28][29]