The blaze erupted on the seventh and the eighth floors of the 13-storey Labh Shrivali building located in Vile Parle (W) at around 7.10 pm, a Fire official said, adding that it was a level 3 fire.
After a preliminary assessment of the situation, fire officials had said there is no report of any casualties so far.
He said at least 8-10 fire engines have reached the spot along with water tankers.
Many people were feared trapped inside the building, while the rescue operation was underway. After sveeral hours, all the people were succesfully ejeected out of the building.
Watch here: Massive fire breaks out at building in Mumbai's Vile Parle West
(This is a breaking news story. Further details are awaited.)