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Martin Harrison is CEO of SUMMA Limited and Lawyer Monthly Financial Services Expert of the Year 2017.  He entered the City as a stockbroker and worked at BP Pension Trust and Schroder Investment Management, where he managed pension funds for Ford, IBM, Rolls Royce, Mercedes-Benz and other prestige accounts.

In 1989 he became Director of equities and pension funds at Bankers Trust Investment Management, responsible for the bank's own and many other blue-chip international funds. After restructuring the business and focusing it on quantitative  products, he led a transfer of undertakings to Invesco, where he became a partner. 

Since 1996 Martin has been senior adviser, head of group asset management or CIO at sovereign wealth funds for Abu Dhabi, Singapore, Qatar and the UAE, as well as adviser to the board of multiple boutique asset management firms.

He was an exhibitioner in PPE at Magdalen College, Oxford, an exchange student and tuition scholar on an accelerated US MBA programme, holds Masters degrees from City University (Cass) and London Business School and has pursued doctoral research in finance at Birkbeck, EDHEC Risk Institute and Oxford University. 

 

Miranda Harrison is Company Secretary for SUMMA Limited. 

Miranda attended the City of London School for Girls for eleven years, where she won a coveted Corporation of London sixth form scholarship. 

She completed AS Levels in Critical Thinking, Latin, Mathematics, Physics, Ancient Greek and History, studying the latter four at A' Level together with an Extended Project Qualification on state failure in Africa, in each of which she attained Grade A or above. Miranda also completed  the Duke of Edinburgh Gold Award. 

After a gap year, during which she worked on the Obama presidential campaign in the United States and on a research project for the National Maritime Museum, Greenwich, Miranda took her first degree in History at Christ Church College, Oxford University, where she also archived Stafford Cripps's papers as an intern in the Bodleian Library.  She won a Royal United Services Institute essay prize for her final thesis before going up to St Catharine’s College, Cambridge University to read for an MPhil in Modern History, for which she was awarded a distinction. 

Miranda is studying for a Graduate Diploma in Law (GDL) at the University of Law.