Besides Raja and Kanimozhi, former Telecom Secretary Siddharth Behura, Raja's erstwhile private secretary R K Chandolia, Swan Telecom promoters Shahid Usman Balwa and Vinod Goenka, Unitech ltd MD Sanjay Chandra, three top executives of Reliance Anil Dhirubhai Ambani Group (RADAG)-- Gautam Doshi, Surendra Pipara and Hari Nair-- are facing trial in the case.