Tata Steel Ltd. Jamshedpur, India
	TRF Limited Jamshedpur, India
	Larsen & Toubro Limited Cement Division Mumbai, India
	Larsen & Toubro Limited Project & Consultancy Group Calcutta, India
	Larsen & Toubro Limited Construction Group Mumbai, India
	Engineering Projects [India] Limited New Delhi, India
	Mc-Nally Bharat Engineering Co. Ltd. Calcutta, India
	Wellman Wacoma Limited Tata Centre, Calcutta, India
	MECON Limited, Ranchi, Jharkhand, India
	UltraTech Cement Limited. (Aditya Birla Group Company) Mumbai, India
	Grasim Cement Limited. (Aditya Birla Group Company) Mumbai, India
	Radiant Industries Limited. Calcutta, India