S.K Roy was born on 3rd Aug. 1954 as the only son to Late Sachindra Kumar Roy & Smt. Kiron Bala Roy, at Varanasi, U.P. He had his early schooling from Central Hindu School, under Banaras Hindu University, Varanasi. He was graduated in 1975 and Post Graduation in 1977 from Banaras Hindu University, Varanasi. He worked as a research scholar in BHU with UGC Fellowship from 1977 to 1979. He joined the services of Ministry of Agriculture, Govt. of India in 1979. Consequent upon his selection as Asst. Professor in Dairy Science, he joined the college of Vet. Science & AH, S.K. Nagar in erstwhile Gujarat Agrl. University. He earned his Ph.D degree in 1990 from NDRI, Karnal and awarded ICAR fellowship (for in-service teachers) for his Ph.D. He became the professor and Head Dept. of live stock products and technology, college of Vet. Science & AH, S.K. Nagar, SDAU. He guided several PG students. As the founding Dean of Shri Galba bhai, Nanjibhai Patel, Dairy Science & Food Technology College, at S.K. Nagar, Dantiwada Agrl. University (SDAU) Gujarat, he is instrumental in developing the infrastructure facilities including a student dairy plant for processing the milk and milk products for imparting training as well as to carry out research activities. He has been a teacher and researcher in the field of Dairy Technology for over three decades. He has many research papers to his credit at National and International Journal of repute. His research interest include paneer and its different types (filled paneer, soy proteins / enriched ground nut paneer, veg paneer i.e., Soy proteins / ground nut as well as meat and meat products and other indigenous products. A plan scheme (Govt. of Gujarat) 'utilization of goat milk for the preparation of value added indigenous milk products' is running since 2006 for which he is the principal investigator. As strong mentor, he enjoys working with his students and advising on research and their intended career paths. Recently He had been awarded a fellow of National Academy of Dairy Science (India).