Shri. Sibasankar Giri, President – B.Sc in Botany (PGBT), he is one of the founding members of Sabuj Sangha in 1954; Shri. Giri retired as the Principal of the Nandakumarpur High School, and is currently engaged in teaching poor and underprivileged children in Sabuj Sangha's model primary school and the residential school for working children in the Sabuj Sangha campus at Nandakumarpur. He is currently 68 years of age and with his retirement, he has taken on the role of a mentor and ensuring that the organization continues to adhere to a core set of ethics and values while achieving growth.