NBS Theatre is a cultural and performing-arts venue located on Palmerston Street in Westport, Buller District, West Coast, New Zealand. Situated in the town centre, it serves the local community and visitors from the region. The venue functions as a small regional theatre and multi-use space hosting film screenings, live theatre, music performances and community events. It is an important local cultural facility for the Buller District. The technical setup is typical for a community theatre — not a multiplex or IMAX venue — with standard digital projection and sound equipment suitable for local productions and rentals.