Melrose Industries PLC is a United Kingdom-based pure-play aerospace company that provides advanced components and systems to major original equipment manufacturers across civil and defence markets. Founded in 2003 and headquartered in Birmingham, the company operates through two primary divisions: Engines, a global tier one supplier offering structural engineered components, parts repair services, and commercial and aftermarket contracts; and Structures, a multi-technology tier one supplier of lightweight composite and metallic airframes, electrical distribution systems and components, landing gear, transparencies, and aftermarket services, including through its GKN Aerospace business. It serves customers worldwide, with a focus on key platforms such as the F-35, Eurofighter, Typhoon, C-130J, and Pratt & Whitney GTF engines. Recent developments include a six-year contract extension with BAE Systems for Typhoon canopies through 2030, a five-year contract with Lockheed Martin for C-130J nacelles through 2029, an expanded agreement with Archer Aviation for electrical systems and wing structures on the Midnight electric platform, a new contract with ArianeGroup for mission-critical components on the Ariane 6 launch vehicle including turbines and nozzle extensions on the Vulcain 2.1 engine, ongoing investments in proprietary additive fabrication technology with partnerships including Pratt & Whitney and GE Aerospace, transition of the PW1500G Fan Case Mount Ring to full serial production by end-2025, nearing completion of a multi-year restructuring programme to streamline global operations and expand margins, and positioning on next-generation programmes such as CFM International RISE and Pratt & Whitney's future GTF engine.