ED arrests three promoters over Rs 6,380-crore Ponzi scheme fraud The three persons-- Avva Venkata Rama Rao, Avva Venkata S Narayana Rao and Avva Hema Sundara Vara Prasad-- are the "main accused" and promoters of the Agri Gold group of companies. Representational Image New Delhi: The Enforcement Directorate has arrested three promoters of a south India based company on money laundering charges in an over â¹ 6,300 crores alleged Ponzi or chit fund fraud case where lakhs of investors hailing from various states were duped, the agency said on Wednesday. The three persons-- Avva Venkata Rama Rao, Avva Venkata S Narayana Rao and Avva Hema Sundara Vara Prasad-- are the "main accused" and promoters of the Agri Gold group of companies.