IRB Infrastructure Developers Limited engages in the construction, development, operation, and maintenance of roads and highways on build-operate-transfer (BOT) basis in India. It operates through two segments, BOT/ Toll Operate and Transfer Projects, and Construction. The company is also involved in real estate development; generation and sale of electricity through windmill; and hospitality and airport infrastructure activities. It has 23 projects with 12,975 lane kilometers of roads and highways. The company was incorporated in 1998 and is based in Mumbai, India. IRB Infrastructure Developers Limited is a subsidiary of Mhaiskar Ventures Private Limited.