Fusion startup Realta Fusion has announced a partnership with Madison Gas and Electric (MGE) to build one of the first grid-connected fusion power plants in the United States. The proposed facility, located in Wisconsin, would generate 200 megawatts of electricity—enough to power a small city—sometime in the mid-2030s. This agreement highlights the growing interest among energy utilities in collaborating with fusion startups, a trend driven by both the rapid progress in fusion technology and concerns about the future of energy supply. For fusion startups like Realta, partnerships with utilities offer significant advantages. These include engineering support, assistance with regulatory permits, site selection for grid connections, and access to land leases. For utilities, these collaborations provide early exposure to a technology that could transform the energy landscape for decades. While only a few fusion startups have made such deals, each one marks a milestone in the journey toward commercial fusion energy. Realta is currently repurposing an old Oscar Mayer factory in Madison as its research and development hub. In addition to financial backing from MGE, the startup will benefit from technical assistance and support in connecting its future power plant to the grid. This kind of support is crucial, as integrating new energy sources into the existing electrical grid can be complex and costly. Other fusion startups are also making similar moves. Commonwealth Fusion Systems (CFS) has partnered with Dominion Energy to lease land for its first commercial-scale plant, Arc, near Richmond, Virginia. The plant is expected to generate 400 megawatts of electricity and could be online in the early 2030s. Meanwhile, Helion Energy is working with a Washington State utility to build a 50-megawatt plant, Polaris, set to supply power to Microsoft by 2028. In Europe, Proxima Fusion is converting an old nuclear power plant site in Germany into its first commercial fusion facility, aiming to launch it by the late 2030s. These partnerships offer startups practical benefits like access to technical expertise and real estate, which can be costly and difficult to secure. For utilities, the rewards are more uncertain but potentially transformative. While fusion projects require long timelines and significant investment, utilities see them as necessary bets to ensure a stable energy future. Given the long-term nature of energy infrastructure, these collaborations are seen as strategic investments in the technologies that could define the next era of power generation.