C. A. Subramanian had done his schooling in the Palakkad District of Kerala and his higher studies from the University of Delhi. He had had the fortune of studying the Yajurveda post the school timings under erudite teachers who also impressed on him the message of those scriptures. He has good background knowledge about the Sanskrit language and is well versed in Srimad Bhagavatham, Bhagavat Gita, Durga Sapthasathi, etc. as a fruit of contact with saintly monks of Sri Ramakrishna Mission in New Delhi and other Grihastha scholars on those subjects. He is familiar with the Divya Prabandham of Azhwars.
He had retired from the Central Civil Service as Joint Secretary in the Department of Personnel and Training. He had contributed articles on various facets of administration in various seminars. During his tenure in the Ministry of Defence, the Sections under him were consecutively rated as the Best Maintained Sections for three years. He presently stays in Noida.