Additional Sessions Judge Reetesh Singh convicted Dinesh Kumar Mittal and four others after holding that prosecution had proved its case against them beyond reasonable doubts.
Besides Dinesh, the court also held guilty Junaid Khan, Mohd Haroon, Mohd Parvez and Shakeel Ahmed for the murder of Arun Gupta.
The court convicted them for the offence punishable under sections including 302 (murder) and 120-B (criminal conspiracy) of the IPC. It has now put up the matter for June 3 for the arguments on the quantum of sentence.
According to the police, Gupta was shot dead by three motorcycle-borne men in Kalkaji on April 2008.
Also Read
It said Gupta's murder was planned by his brother-in-law Dinesh as he suspected that the victim was trying to dispose of about Rs 100 crore worth Mittal Garden farm house, one of the prized properties left behind by Dinesh's late father M L Mittal.
It had also claimed that Dinesh also suspected that Gupta and his wife Sadhna -- Dinesh's sister -- were trying to grab fixed deposits worth Rs 10.5 crore.