Prior to joining the firm, Theo served as an associate at an international law firm specializing in energy and maritime law. He acted on behalf of rig-owners, shipowners, charterers, and insurers on a wide range of matters. Before qualifying as a solicitor, Theo also worked for a number of years in a large international Lloyd's insurance broker, where he specialized in the placing of complex marine and offshore insurance risks and associated political risks. Whilst working in the Lloyd's insurance market, Theo obtained his ACII qualification (the Advanced Diploma in Insurance).