Sisule is the Managing Partner and Team Leader Intellectual Property (IP) Practice. He is an Advocate of the High Court of Kenya with over 20 years post-admission experience. He is a Member of the Charted Institute of Arbitrators, a Commissioner for Oaths,Notary Public, Patent Agent and Certified Secretary (CS). He is also a Member of the Society for International Economic Law (SIEL).
Sisule has studied and/or worked in Kenya, South Africa, Switzerland, Uganda and the United States of America. In 2007/2008 he served as an Associate Research Scholar at Yale Law School. He holds a Master of Laws (LLM) Degree from the University of Pretoria, a Bachelor of Laws (LLB) Degree from the University of Nairobi, and a Post-Graduate Diploma in Law from the Kenya School of law.
He is a leading commercial law, dispute resolution and litigation as well as IP law expert and practices in a number of areas, including administrative law; arbitration; banking and financial services; broadcasting and telecommunications; civil, commercial and constitutional litigation; elections; employment and immigration; energy; health and pharmaceuticals; IP; public procurement; and tax. Sisule also regularly consults for or has acted as an expert advisor to various international organisations, including COMESA, the United Nations Development Programme (UNDP), the United Nations Conference on Trade and Development (UNCTAD), the United Nations Joint Programme on HIV/AIDS (UNAIDS),the World Health Organization (WHO), the World Intellectual Property Organization (WIPO)and the World Trade Organization (WTO), among others.