Uttar Pradesh Public Work Department

Haryana Public Work Department

Maharashtra Public Work Department

Tamilnadu Public Work Department

Jawahar Lal Nehru Port Trust

Kerala Public Work Department

Neelanchal Ispat Nigam Limited

Steel Authority of India Limited 

Haryana Police Housing Board

Rajasthan Electricity Board

Maharashtra Housing & Area Development Authority ( MHADA)

L & T

Military Engineer Services Pune

Centre for Fire, Explosive and Environmental Safety ( Ministry of Defence )

Airport Authority of Gujrat