Ponni Sugars (Erode) Limited · Seshasayee Paper And Boards Limited · Tamilnadu Forest Plantation Corporation Limited · Arasu Rubber Corporation Limited · Adyar Poonga · Tamilnadu Tourism Development Corporation Limited · Poompuhar Shipping Corpn Limited · Tamilnadu Power Finance And Infrastructure Development Corporation Limited · Tamilnadu Urban Infrastructure Trustee Company Limited · Tamil Nadu Water Investment Company Limited