Based in Cirencester, Gloucestershire, this company manufactures cutting-edge orthopaedic implants and develops technologies to help provide customised treatments. In 2018, chief executive Stefano Alfonsi, 55, oversaw the sale of the business to private equity firm Permira. Corin then acquired Global Orthopaedic Technology, Australia’s largest manufacturer of hip and knee implants. Overseas sales reached £106.2m that year, and in 2019, the group bought OMNI, an American surgical robotics firm.