Dr. Soundararajan Periyasamy is the Founder Chairman of Atthi Group of Institutions & Atthi Hospital, Gudiyatham. He is a distinguished kidney specialist and is renowned as one of the pioneered nephrologists in the country. His extensive expertise encompasses advanced training in both medical and surgical approaches to kidney disease, positioning him as a leading figure in the field. He has pioneered renal transplants and holds the distinction of being the first surgeon to perform an HIV kidney transplant in India. He brings over 48 years of clinical experience to his practice. In 1976, he finished his MBBS from Coimbatore Medical College, Madras University.