Gregory read law at the University of Bristol and graduated with an LL.B. (Hons) in 2010. He was called to the Bar of England and Wales (Inner Temple) in 2011 and was subsequently admitted to the Malaysian Bar in 2012.

His practice focuses on public and administrative law, employment law, corporate and commercial litigation, as well as litigation related to property development.

Gregory is the author of The Law and Practice of Judicial Review in Malaysia, the first practitioner’s text dedicated exclusively to judicial review in the Malaysian jurisdiction.

He is also a former Vice-President of the Malaysian Institute of Arbitrators.