Andrew began his career with an oilfield supplies company before joining investment bankers Simmons & Company in Aberdeen. This was followed by a period with Ernst & Young where he specialised in energy industry mergers & acquisition work in addition to valuations, strategic reviews and corporate development projects. He joined the board of Douglas-Westwood in 2007 and has since advised clients on deals totalling several billion dollars. Andrew holds an MA (Hons) in Economics & Political Science, an MBA from the Aberdeen Business School, where he is now a Visiting Professor. Andrew is a member of the Society of Petroleum Engineers and of the Corporate Finance Faculty.