Arthur Hughes

Prior to Ekwienox, Arthur Hughes was the Group CEO of Prebon Yamane, the premier intermediary in a broad range of over-the-counter foreign exchange, money, derivatives, securities, energy and emerging markets.

The Prebon Group, which traced it's heritage back to the 1860's, employed 2,000 staff across a worldwide network of 30 offices and provided clients with coverage of all major financial markets throughout the trading day.

Sarah Collis

Sarah Collis, born in the UK in 1961, studied economics at Durham University before joining Price Waterhouse as a trainee. She is a chartered accountant and the Group Finance Director.

Prior to joining Ekwienox in February 2005 Sarah had held a number of senior positions within the Prebon Group Limited including Finance Director for the money broking group and separately Finance Director for the IT Group, which were sister companies to Prebon, Before joining Prebon Sarah worked as a Financial Controller within both the Drinks and Car Industries.

Geoff Mayhill

Geoff Mayhill, born in New Zealand in 1958. He studied law and finance at Auckland University and was admitted as a Barrister and Solicitor of the High Court of New Zealand in 1982 and then admitted as a solicitor in the UK in 1992. He is a Director and the General Counsel of Ekwienox Limited and is responsible, among other matters, for legal issues affecting the Group.

Prior to joining Ekwienox in May 2005 Geoff had been the General Counsel of the Prebon Group having joined a predecessor of that Group in 1986. Before joining Prebon Geoff worked as a solicitor for Wilde Sapte (now Denton Hall Wilde Sapte).

Sander van Leeuwen

Sander Johan van Leeuwen was born in Rotterdam, the Netherlands in 1969. He graduated in economics from the Erasmus University in 1997 following an education in finance and marketing at Haarlem, Angers (France) and Rotterdam.

Sander started his career in the finance industry in the same year and joined Wallich and Matthes in 1998 where he became responsible for business development. Sander has been a director with Ekwienox since it's establishment in 2004 and is responsible for it's broking activities.