Jamshedpur, July 30 : A 40-year-old man, Rajesh Jha, was arrested for allegedly duping scores of investors of over Rs 25 crores. Jha is one of the directors of Sri Balish Group of Companies registered with Odisha and resident of Vijaya Garden in Birsanagar. In this connection, the police had registered a case on the FIR lodged by one of the investors, Satish Kumar, a resident of Baradwari. The police are probing into the case.