BROOKLYN - Police are looking for two people accused of robbing an accounting firm and assaulting two employees in Brooklyn.

It happened Thursday around 5:40 p.m. inside Y and I Accounting on Roebling Street in Williamsburg.

Police say at least one of the men was dressed as a FedEx employee when he walked into the business and pistol whipped and shocked a 60-year-old man with a stun gun before tying him up.

They say the suspects also tied up a 19-year-old woman working at the firm.

They got away with $1,000, according to police.

The 60-year-old man was taken to Bellevue Hospital and treated for a cut to his head.

Medical treatment was also given to the 19-year-old woman at the scene.

Police say no arrests have been made.