ExCeL London’s head of business development Jane Hague is leaving the docklands venue after almost 13 years in the role.  Hague began her career as an account executive at ExCeL London in 2000 before joining De Vere as a regional sales manager at the start of 2005.  She then returned to ExCeL London as head of corporate sales in November 2005 for a further three-year stint, before lea...