The request letter alleged that Jagan during his father's tenure as the Chief Minister in 2004-2009, allegedly obtained several favours from the state government by defrauding the public exchequer.
He has also been accused of flouting norms by obtaining land for special economic zones and granting mining leases to companies.
"All the investments into my companies have been of sound commerce and have always been complying with the law of the land. The companies, which invested into my companies, have also invested into other blue chip companies in the country," said Jagan Mohan Reddy.
"There has been no wrongdoing by Jagan Mohan Reddy. So there's nothing to be concerned about. We are sure he is going to come out clean in the end," he said.
The letter signed by Special Judge of CBI, Hyderabad has asked to check details of the owners, bank account details of a firm incorporated in the British Virgin Island and the authorised signatories. The letter also requested if funds from companies based in Mauritius had been routed to India.
It also sought details of shareholders of the firm and if they were related to YS Rajshekar Reddy or YS Jagan Mohan Reddy.