Mark’s experience comprises buying, operations and supply chain Director roles across a number of large retail brands, most recently Heal’s. He ran his own retail consultancy, Numensa, supporting growth and development for retailers of all sizes in the UK, Europe, USA and South Africa. Mark began his career in buying roles at Marks & Spencer and Arcadia Group (Burton).
Mark is keen to help supply chains globally to improve the lives of workers, supporting strength, sustainability and resilience, through his position at Sedex.
Hear from the team

Jon Hancock
Chief Executive Officer
Jon Hancock
Chief Executive Officer
Jon leads Sedex as the company delivers its 2025 Strategy and mission.
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Allison Hudson
Director of Member and Customer Relations
Allison Hudson
Director of Member and Customer Relations
Allison joined Sedex in 2016 and is the Director of Client Services, managing a portfolio of over 900 Buyer
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Jessica McGoverne
Director of Sustainability Policy and External Affairs
Jessica McGoverne
Director of Sustainability Policy and External Affairs
Jessica joined Sedex in January 2018 and is responsible for Sedex’s corporate communications, public relations and public policy.
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Walter Lin
Managing Director, Asia
Walter Lin
Managing Director, Asia
Walter joined Sedex in Dec 2007, he helped Sedex to open its first Asia office in Shanghai
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Sonny Bangar
Chief Financial Officer
Sonny Bangar
Chief Financial Officer
Sonny brings substantial experience drawn from a 30-year career in senior finance and operational roles, across global businesses of various sizes in
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Eve Pienaar
Senior Legal Counsel and Company Secretary and In-House Legal
Eve Pienaar
Senior Legal Counsel and Company Secretary and In-House Legal
Eve Pienaar is the Sedex Company Secretary, looking after governance of the organisation
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Liz Aldred
People Director
Liz Aldred
People Director
As Director of Human Resources at Sedex, Liz works with the Executive team to review and implement HR policies and procedures within Sedex
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Charlotte Blount
Director of Strategy Delivery
Charlotte Blount
Director of Strategy Delivery
Charlotte joined Sedex in April 2021 to manage the company’s overarching strategy.
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