Wall replaces Roger Nagioff who took on the role of CEO to lead the firm during a period of rapid change and development over an agreed time-frame.
Wall has significant global experience and an impressive track record within the financial services sector having spent 25 years at UBS in a number of senior roles, most recently as Global Co- Head of Investment Banking.
Wall is a dynamic and proven leader who brings to Marex Spectron significant expertise in strategy, risk management and deep knowledge across all asset classes.
Jeremy Isaacs, Non-Executive Chairman said: 'Over the past two and a half years we have expanded the firm through transformational acquisitions, as well as organic growth. John’s appointment is an important step in the on-going evolution of Marex Spectron and his global perspective and insights will prove highly complementary to our growth strategy. The Board and I would like to thank Roger for his tremendous contribution in strengthening the business and we are delighted that Roger will remain involved as a non-executive Director. We look forward to working with John as we move to the next stage of our development'.
Wall said: 'I am delighted to have joined Marex Spectron at such an exciting time. Marex Spectron has become a major participant in the commodities and financials world and I look forward, with the rest of the management team, to leading the Company into the next phase of its growth. I am personally committed to our strategy of continuing to build the business across the globe with our focus on client service, advanced technology, research and value creating ideas'.