Kesavan graduated from University College of Wales in 1988 and was called to the Supreme Court of Singapore in 1992. He is currently a Director of Bayfront Law LLC. Kesavan is also admitted as a Barrister and Solicitor of the High Court of Australia and as a Barrister-at-Law (Middle Temple), England and Wales. Kesavan is also a Notary Public and a Commissioner for Oaths.
Kesavan has appeared as Counsel at the State Courts, the High Court, and Court of Appeal, Arbitrations and Mediations in various commercial, corporate, criminal and other disputes. Kesavan has also been briefed by the Housing and Development Board (HDB) as Counsel in appeal proceedings under the Land Acquisition Act and in complex multi-jurisdictional divorce matters.