You are asking for the list of some of best PSU’s for Mechanical Engineers. There are many best PSU’s for Mechanical Engineers are situated in India. Here I am providing you list of some of best PSU’s for Mechanical Engineers located in India. These are as follows:

ABB Group
Bhabha Atomic Research Center
Bharat Earth Movers Limited (BEML)
Bharat Electronics Limited (BEL)
Bharat Heavy Electricals Limited (BHEL)
Bharat Petroleum Corporation Limited (BPCL)
BOSCH India
Coal India Limited (CIL)
Crompton Greaves
Defense Research & Development Organization
Gas Authority of India Ltd. (GAIL)
Geometric Ltd
Godrej Group
Hindustan Petroleum Corporation Limited (HPCL)
Indian Oil Corporation Limited (IOCL)
Indian Space Research Organization
Kirloskar
Large Government Organizations In India:
Larsen & Toubro (L&T)
National Aluminium Company Ltd. (NALCO)
National Thermal Power Corporation Limited (NTPC)
Oil and Natural Gas Corporation Limited (ONGC)
Schneider Electric
Siemens
Steel Authority of India Limited (SAIL)
Suzlon
TATA Group
Thyssen Krupp