Dr. Triguna Sen Auditorium has been constructed with generous donations from members and other organizations. The auditorium is centrally air-conditioned and has 312 seats. The stage is suitable for seminars, musical programmes, and dramas. It is equipped with state of the art audio and lighting systems. There are 2 make-up rooms, one for gents, and the other for ladies. Additionally, there is a V.I.P. room.