Prof. Srianthie Deraniyagala graduated from the University of Colombo in 1978, with a First Class Honours degree in Chemistry. In 1979, she joined the Department of Chemistry, University of Colombo as an Assistant Lecturer and was promoted as Senior Lecturer, Associate Professor, Professor and Senior Professor, the post she currently holds. She has 40 years of service at the University of Colombo.
She obtained her PhD in 1984 from Dalhousie University, Canada in the area of Bio-Organic Chemistry. She spent her sabbatical leave at Wesleyan University, USA working on beta-lactamases. Prof. Deraniyagala is a keen and active researcher, whose research focuses primarily on studying the bioactivity of medicinal plants. She has numerous publications both locally and internationally to her credit. She has also authored several books, monographs and book chapters.
Prof. Srianthie Deraniyagala has served the College of Chemical Sciences, Institute of Chemistry Ceylon as a visiting lecturer since way back in 1986. She was a visiting Senior Professor at the College from Jan 2015 to Oct 2015 and again from May 2018 to Nov 2018. In this capacity, in addition to conducting lectures and laboratory classes and supervising students in their research work, she was heavily involved in curriculum development.
She has served on numerous committees during her long association with the Institute. She has held key positions as; Editor, 1994/1995; Chairperson, Science Popularization Committee, 1995/1996; Assistant Treasurer 2005/2006; Chairperson, School Chemistry Programme 2005/2006; and Chairperson, and Monograph Committee 2012 to date.
She has also served as a Member of several committees. Namely, the Academic Board from 1998 to date; Editorial & Publicity Committee, 1995 to 1999 and again in 2003/2004; Science Education Committee, 2002 to 2005; Training Seminars & Workshops Committee, 2008/2009; Building Project Committee, 2002 to 2005, Library Committee, 2004/2005; House & Finance Committee, 1994/1995, 2003 to 2006 and again in 2015/2016; and Social Affairs Committee, 1996 to 1999.
Prof. Srianthie Deraniyagala has contributed immensely to the upliftment of the programmes and activities conducted by the College of Chemical Sciences and the Institute of Chemistry Ceylon for over 30 years. In recognition of the valuable and dedicated service rendered by her, in an honorary capacity, the Council of the Institute of Chemistry Ceylon unanimously decided to award Professor Srianthie Ayoma Deraniyagala the Yeomen Service Award at the 48th Annual Sessions of the Institute of Chemistry Ceylon in 2019.