Rolls-Royce Holdings plc designs, develops, manufactures and services integrated power and propulsion systems for safety-critical applications in the air, at sea and on land; the company operates through four segments including Civil Aerospace, which develops, manufactures and sells commercial aero engines for large commercial aircraft, regional jets and business aviation along with aftermarket services such as TotalCare; Defence, which provides military aero engines, naval engines, submarine nuclear power plants and related aftermarket services; Power Systems, which offers high-speed engines, integrated solutions for onsite power, propulsion systems under the MTU brand for marine, industrial, data centre and governmental applications; and New Markets, which focuses on small modular reactors and new electrical power solutions. Founded in 1904 and headquartered in London, United Kingdom, Rolls-Royce Holdings plc maintains global operations serving over 500 airlines, 2,400 corporate and utility operators and more than 100 armed forces across aviation, defence, marine, energy and industrial sectors with subsidiaries such as Aerospace Transmission Technologies GmbH and PT Rolls-Royce. Recent developments include selection as the preferred bidder by Great British Energy – Nuclear for the UK's first small modular reactor programme supported by £2.5 billion in public funding, a strategic equity investment and partnership with ČEZ Group for up to 3GW of SMR deployment in the Czech Republic, an exclusive turbine systems agreement with Siemens Energy for global SMR projects, a nuclear fuel design contract with Westinghouse, a strategic partnership with Curtiss-Wright for SMR technology, the opening of a global capability centre in Bengaluru, India, completion of a £5.77 billion pension scheme buy-in with Pension Insurance Corporation, repayment of a $1 billion bond and a credit rating upgrade to BBB+ by S&P Global.