Intensifying its probe into the sensational corporate espionage scandal, Delhi police crime branch today raided the office of a petrochemical company in Noida after it searched the office of arrested energy consultant Prayas Jain.

Police sources said that Subhash Chandra, a senior executive with Jubilant Energy, who was arrested along with four other top officials of energy companies yesterday, was taken to Jain's office in the morning.

After searching Jain's office, the police team took him to the Noida office of Jubilant Energy. His office and some other rooms were searched by the police to recover stolen documents. Asked about the issue, Delhi police Commissioner B S Bassi said, "We have searched places which were necessary for the course of investigation. We may further raid places as our aim is to reach the bottom of the whole thing."

The five senior executives from top energy firms, who were arrested in the sensational corporate espionage scandal, will be produced in a local court in New Delhi this afternoon and the police will seek their custody for further interrogation.

"We had arrested five persons. There interrogation is going on. They will be produced before a local court. We'll request court to send them to police custody, so we can further interrogate them," added Bassi.