Two persons associated with gangster Suresh Pujari allegedly opened fire inside the office of a builder in Ulhasnagar township in a attempt to get extortion money, police said today.

"Two men, with their face covered, came on a motorcycle and barged into the office of builder Sumit Chakravarti at around 3.30 PM yesterday. They fired two rounds inside the office in a bid to get extortion money which was demanded by dreaded gangster Suresh Pujari," Thane Police spokesperson Sukhada Narkar said.