Doncasters Group, an aerospace supplier that makes products used in aircraft engines and industrial gas turbines, is seeking to raise as much as $746.7 million through an initial public offering in the United States. The company is joining a broader wave of aerospace and defense firms that are turning to public markets. Sources describe the listing as part of a period of heightened investor interest in the sector, supported by expectations of continued demand for aircraft and military equipment. Doncasters’ business includes manufacturing components and related products for aerospace engine supply chains as well as for industrial gas turbines. The proposed IPO size—up to $746.7 million—would provide the company with additional capital as it pursues its growth plans. The reports do not provide further details on pricing, the number of shares offered, or the timeline for the offering.