Larsen & Toubro, NTPC, Asian Paints, Amber Enterprises India, Bank of India, Dilip Buildcon, Deepak Fertilisers & Petrochemicals Corporation, GMR Airports, Happiest Minds Technologies, International Gemmological Institute India, Jubilant Pharmova, Piramal Enterprises, Star Health and Allied Insurance Company, Triveni Engineering & Industries, Varun Beverages, and Welspun Corp will announce their quarterly earnings on July 29.