1. Central India Spinning and Weaving Company Ltd.,

It was the country’s first textile mill started by Tata group at Nagpur. It is popularly known as “Empress Mill” as it was inaugurated on 1 January 1877, the day queen Victoria was proclaimed Empress of India. He installed the first humidifiers and fire-sprinklers in India here.
[Source: Nagpur, The mills of change via @tatacompanies]