B.L. Kashyap and Sons Limited, together with its subsidiaries, engages in the construction and infrastructure development activities in India. The company constructs IT campuses, commercial spaces, malls, hotels, residential complexes, institutions, factories and manufacturing facilities, and healthcare and transportation facilities. It also undertakes turnkey projects, such as power generation plants, power transmission and distribution systems, integrated rail and metro systems, residential buildings, townships, commercial buildings, airports, industrial units, chemical process plants, and water and waste water management solutions. The company was founded in 1978 and is based in New Delhi, India.