Meet The Team

Humphrey Percy Chairman and Founder

Humphrey is Group Chief Executive Officer of KEH Group. He joined KEH in May 2016, prior to which he founded Bank of London and The Middle East plc and was Chief Executive Officer of BLME Holdings having joined in August 2006.


Humphrey has more than 40 years of international banking experience and has worked at J. Henry Schroder Wagg, Barclays Merchant Bank (later Barclays de Zoete Wedd/BZW) and WestLB where he held positions including CEO, Managing Director, General Manager, and Head of Global Financial Markets. He has managed a number of global businesses within Barclays and WestLB.


Humphrey is a Director of WH Ireland plc and Chief Executive Officer of London Resort Company Holdings Ltd. He is a Chartered Fellow of the Chartered Institute for Securities & Investment (CISI), is on the Advisory Board of the London Capital Club and is a Business Ambassador for the Royal Marines Business Liaison Group.


Mireille Percy CEO

Mireille joined SGM-FX in 2017. With financial services experience of more than 18 years, she has led strategy and operational roll-out at project level for leading banks including BNP Paribas, Deutsche Bank and ICBC Standard as well as challenger banks including BLME, QIB, Gatehouse and EAB.


With a BSc in Computer Science and a Masters in Finance she has been a successful leader on more than 30 global projects with a proven track record of building, training and managing successful teams in multiple remote overseas locations. 

SGM-FX Head of Human resources
Julie Neal Head of HR

Julie joined SGM-FX in December 2002, when the company was founded.  Prior to this she worked as a Team Secretary and Office Manager for a firm of City head-hunters. 


During the development and expansion of the company, her skillset has allowed her role within SGM-FX to broaden considerably over the years.  Julie is the Office Manager, Head of HR, and Accounts Manager. 

Hayley Watts Risk and Compliance Manager

Hayley joined SGM-FX in 2005. She has a broad knowledge of the foreign exchange market and comes from a commercial banking background.


Having previously completed her Advanced Certificate in AML, Hayley is currently studying for a Diploma in AML. 

Graham Langton Head of Corporate Sales

Graham joined SGM-FX in 2006 looking after sales for both corporate and private clients. Prior to joining SGM-FX Graham worked for other City based foreign exchange companies.


Graham now heads up the corporate sales desk within SGM-FX.

Charles Porter

Charles joined SGM-FX in 2017, having graduated from the London School of Economics with Master’s of Science degree in the Political Economy of Europe. He holds a first class degree in Politics Philosophy and Economics from the University of Exeter.


Utilising his passion for economics and markets, Charles is the author of regular articles of analysis and opinion. In addition to producing a daily foreign exchange newsletter, he also conducts interviews with leading academics, professionals, and politicians.

Richard Picton-Turbervill

Richard joined SGM-FX in 2017. Prior to this he worked in the Financial Administration and Sales department for Thuthukani Consulting Engineers in South Africa. Richard has a BCom in Management from the University of South Africa.

Camilla Cookson

Camilla joined SGM-FX in September 2017. With 16 years’ experience in the Lloyd’s insurance market and in client relationship management, Camilla has looked after clients nationally and internationally.  She has a BA in Philosophy from University College London.

Grace Gliksten

Grace joined the Operations team at SGM-FX in 2016.  She has moved to the sales team in October 2017. Prior to joining SGM-FX, Grace worked as an analyst for a crowd-funding start up and completed a number of placements at interbank brokerages in Canary Wharf and in the City.

Roy Ruddock Head of Film, Media and Entertainment

Roy joined SGM-FX in April 2005. With 25 years of experience, he worked at major foreign exchange companies in the UK and France.


Roy has worked with major film/financing funds in London, and with film guarantors, producers and production companies globally.

William Crowe Head of Operations

William joined SGM-FX in 2015. Prior to this, he worked within the Operations and Compliance Department for Europe Arab Bank and Ahli United Bank in the City and in Mayfair.

Alan Poon IT Business Analyst

Alan joined SGM-FX in November 2017. Prior to this he worked in Hong Kong for a Fixed Income trading firm and subsequently for a technology consulting firm.


He studied BA Finance at the University of Manchester and holds qualifications in project management and business analysis.