Simon began his patent career in private practice before joining the in-house department of a FTSE 100 multinational chemical company in 2012. As an in-house attorney, Simon was responsible for the patent portfolios of a contentious product area in the automotive catalysts sector. He has considerable experience in contentious matters and of performing due diligence. Simon returned to private practice in 2018 when he joined the London office of HGF. He draws on both his private practice and in-house experience to provide commercially-focused advice to his clients in relation to all patent matters.