John Mannion

John Mannion is a seasoned professional with extensive experience in strategic planning and data management. Currently serving as a Senior Strategic Planner at Network Rail since April 2018, John has also held various roles within the organization, including Strategic Planner for the WISP NW&C Regional Strategy. Prior to this, John worked at the London Stock Exchange Group as a MiFID II Data Contractor in 2017 and at BTG Pactual from January 2013 to September 2015, where responsibilities included the implementation of a Data Management strategy within the Asset Management business. Additionally, John contributed as an Analyst at Henderson Global Investors from December 2005 to November 2012.