Firefighters were able to contain the fire at P A LAL Holding Building by 9.51am this morning.
Chief Fire Officer Qionilau Moceitai praised the firefighters for doing a good job and preventing the fire from spreading to nearby buildings.
Moceitai says four fire trucks and around 40 firefighters were called in to contain the fire.
Firefighters were able to save the accounts section of the building.
Investigation into how the fire started will start soon.