Rain Industries Limited is an India-based company that is engaged in the business of manufacture and sale of carbon, advanced materials and cement. Its segments include Carbon, Advanced Materials and Cement. The Carbon segment consists of Calcined Petroleum Coke (CPC), Coal Tar Pitch (CTP), Green Petroleum Coke (GPC) Other Carbon Products (OCP) and energy produced through waste-heat recovery and other derivatives of coal tar distillation. The Advanced Materials segment includes the downstream operations of coal tar distillation and consists of engineered products, petrochemical intermediaries, naphthalene derivatives and resins. The Cement segment includes Ordinary Portland Cement (OPC) and Portland Pozzolana Cement (PPC). Its range of products serves as raw materials for a range of industries, such as aluminum, carbon black, refractory, specialty chemicals, coatings and construction. Its subsidiaries include Rain Cements Limited, Renuka Cement Limited, Rain Carbon Inc., and others.