DGQA, SQAE, Ministry of Defence, Govt. of India (Naval, Vehicle, Engineering)
Bureau of Indian Standard (Kolkata, Bhopal, Patna, Bhubaneswar Chennai, Jaipur)
Central Mine Planning & Design Institute Limited (CMPDI)
Steel Authority of India (Rourkela, Bokaro, Bhilai)
Garden Reach Ship Builders Ltd.
Cengi USA
Bata India Ltd.
Berger Paints
Relianz AG
Bihar Police
Jharkhand Police
NTPC Ltd. (Kahalgaon, Farakka, Talcher).
Ordnance Factory Board, Kanpur
West Bengal Police
Murugappa Morgan Thermal Ceramics Ltd. etc.
CHHATTISGARH RAJYA BEEJ EVAM KRISHI VIKAS NIGAM LIMITED
Raymond
Star Cement
State Electricity Board of Odisha
Tata Steel
Trimurti Industries
Bhusan Steel
Bristol Petroleum
Indian Oil Corporation
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Bharat Heavy Electricals Limited (BHEL)
Sreeleathers
Lafarge Cement
Nicco Parks & Resorts Ltd.
Jayashree Textiles
Vimal Industries
Madhya Pradesh Rajya Beej Evam Farm Vikas Nigam-Bhopal INDIA
