Rain Industries Limited is an India-based company that is engaged in the business of manufacture and sale of carbon, advanced materials and cement. The Company's segments include Carbon, Advanced Materials and Cement. The Carbon segment consists of Calcined Petroleum Coke, Coal Tar Pitch, Green Petroleum Coke, and other derivates of coal distillation, including creosote oil, naphthalene, carbon black oil, and other basic aromatic oils. 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. Its range of products serves as raw materials for a range of industries, such as aluminum, carbon black, wood preservation, titanium dioxide, refractory and other industries. Its subsidiaries include Rain Cements Limited, Renuka Cement Limited, Rain Carbon Inc, and others.