Preoccupied with flood management in Chennai and other parts of the state could not submit the proposals, Telangana Government sought to replace Hyderabad in the Smart City Mission by another city, to be communicated later.

30 foreign companies from 20 leading countries have been associated with preparation of smart city proposals of 45 mission cities. These include : KPMG, KcKinsey, CISCO Systems, Price Waterhouse Coopers, DeloiteToucheTohmastsu, Jones Lang La Salle, Dorsh Holding GmbH, Knight Frank, Tractabel Engineering SA, Haskoning DHV Consulting Pvt Ltd., Grant Thornton, Happold Engineers, Ecorys Netherlands BV etc.

Cities with which foreign companies were associated in preparation of smart city proposals include: New Delhi Municipal Council, Agartala, Ahmedabad, Amritsar, Aurangabad, Bhagalpur, Bhabaneshwar, Bhopal, Greater Mumbai, Ghaziabad, Lucknow, Ludhiana, Pune, New Town Kolkata, Kota, Ranchi, Rourkela, Ujjain, Visakhapatnam, Tirupati, Tumakuru (Karnataka).