ONEADVANCED GROUP LIMITED, through its subsidiaries, provides software and IT services. It offers people management solutions, including HR management, performance and talent, time and attendance, payroll, and field service management; cloud-based accounting solutions; spend management solutions, such as sourcing management, supplier management, contract management, procurement, and document processing solutions; and MyWorkplace, a platform for businesses to unify business systems and access data insights across the organization. The company also provides public and hybrid cloud services; managed productivity, data, and collaboration services; managed IT services, which include end user support, agile operational, service integration, and consultancy services; cyber security services; and application modernization services. It serves distribution and logistics, education, healthcare, housing, legal, manufacturing, and social care markets, as well as government agencies in the United Kingdom and internationally. ONEADVANCED GROUP LIMITED was formerly known as Advanced Computer Software Group Limited and changed its name to ONEADVANCED GROUP LIMITED in May 2025. The company was founded in 1983 and is based in Birmingham, United Kingdom. Advanced Computer Software Group Limited operates as a subsidiary of Air Bidco Limited.