Charles is the Managing Director of NaMax, which he founded in 1996. He has worked in IT and finance since 1978 when he began working for Arthur Andersen in their consultancy division. Later he worked for firms such as Merrill Lynch, Price Waterhouse and Citibank, in many locations round the world.

Since setting up NaMax, he has been involved in several industry initiatives which range from working with HM Treasury and the European Commission on IT aspects of the introduction of the euro to developing the architecture for an online financial supermarket. He has provided advice in commercial and criminal legal cases on matters relating to information technology and banking practice.

Charles has been involved in complex integration projects for most of his career beginning with the design and implementation of what was, at the time, the most technologically advanced dealing room in London, while at Merrill Lynch. This involved a series of 'firsts' including the implementation of the first video switch outside the USA and the implementation of one of the first local area networks in a trading room in the UK.

Recently, he has been involved in developing solutions for development of channels in environments with extensive legacy systems. Working with NaMax associates, he has been responsible for the rapid and successful implementations in two insurance companies in the UK and the Far East where legacy systems were browser enabled for use in call centres and on the Internet.

Over a period of three years he was also involved in the creation of a sports marketing company based in the USA but with global connections. Part of his work involved acting as CIO and he introduced radical reforms in the IT organization including the introduction of PRINCE II and ITIL.

He has also provided assistance in legal cases involving banking and information technology in areas a diverse as misrepresentation and fraud and in tracing funds in banks in the Caribbean. Recently, he has provided expert evidence on errors in systems and the manner in which they have been used which have had major bearing on the outcome of cases.

He has worked on assignments in many countries including the UK, USA, Poland, the Czech Republic, Greece, Turkey, France, Switzerland, Sweden, Germany, Spain, Korea, Japan and Kenya.

He was the founder chairman of the CSSA's (now Intellect) Banking and Finance group, and a Fellow of the Institute of Management Consultants, and a member of the Expert Witness Institute. He has also appeared from time to time on BBC Radio speaking on IT matters as diverse as redevelopment of banking and insurance applications to the failure of air traffic control systems.