Borough Market Director Simon Tattersfield stepped down on Tuesday at the end of his last day at the Trustees' offices.
Borough Market chairman George Nicholson (left) and Simon Tattersfield with Emily Maitlis and their BBC London Totally London award in August 2003
Simon Tattersfield, a Chartered Surveyor and former chief executive of a large housing association, has been thanked by the Trustees for his work over the past five years.
It is understood that a new position of Chief Executive, reflecting a different role, will be advertised early next month.
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