Guy has a comprehensive commercial practice, which includes large contractual disputes, international arbitration, insurance & reinsurance, banking & finance, civil fraud, energy & utilities, public international law including bilateral investment treaty arbitration, commodities and shipping.

The breadth of Guy’s practice is evident from the recent cases in which he has been instructed, including Taurus v SOMO [2018] AC 690 (Supreme Court, enforcement, sovereign immunity, Guy represented the successful arbitral creditor), The B Atlantic [2019] AC 136 (Supreme Court, war risks insurance, Guy represented the successful insurers) and Bilta v SVS (Financial List, alleged dishonest assistance in carbon trading).

Guy was one of The Lawyer’s Hot 100 for 2016, which noted the “fantastic” year which Guy had in 2015, involving major victories in Court and in arbitration.

Guy is listed as a leading silk in the leading directories in commercial litigation, insurance and reinsurance, commodities and international arbitration.