Hyderabad: A top level executive of Sigachi Industries was arrested in connection with the explosion at its pharma plant in Sangareddy district of Telangana in June this year that killed 54 people, police said on Sunday.

The Managing Director & CEO of Sigachi Industries Amit Raj Sinha, who was named as accused no 2 in the case booked over the accident, was arrested on Saturday, a senior police official said.

A case was registered against six persons, all from the pharmaceutical company, he said.

As many as 54 people were killed and several others were injured in the blast and fire accident in Sigachi's manufacturing plant in Sanga Reddy district on June 30.