Unibail-Rodamco-Westfield has appointed Hammerson’s head of portfolio leasing Kate Orwin as its new leasing director for the UK and Italy.Kate OrwinIn her new role Orwin will be responsible for the shopping centre giant’s leasing strategy, key occupier relationships and leading the wider leasing team. The business said Orwin will oversee strategy and negotiations for current and new occupiers while working closely with the operating management, asset management and development teams. She will replace Keith Mabbett, who is taking on a new role of senior advisor - business development, when she joins the business on 26 February, 2021.