 He founded eighteen monasteries, most of them in Kerala.He had at least thirty four monastic disciples as well many other initiated disciples.Later there were differences in the approach to Mission's Work between Swami Nirmalananda and some of the younger administrators in Belur Math which resulted in a lawsuit being filed by Belur Math in Bangalore Court asking the court to state that the Ramakrishna Math in Bangalore was a branch centre of the Belur Math.