03 July,2013 05:11 PM IST | | A correspondent
According to reports, a short circuit on the third floor of the building led to the blaze and the fire gradually spread to other parts.
"The fire broke out on the third floor of the Exchange Building in Ballard Pier," fire brigade sources said.
Fifteen fire tenders have been rushed to the spot, they said, adding that there were no reports of any casualties in the incident.