ISO CERTIFICATION 9001 : 2015

APPROVAL

PGCIL
Power Grid Corporation of India Ltd.
BHEL
Bharat Heavy electrical Limited
NTPC
National thermal power Corporation
PSPCL
PUNJAB STATE POWER CORPORATION LIMTED
GETCO
GUJRAT ENERGY TRANSMISSION CORPORATION LIMITED
PTCUL
POWER TRANSMISSION CORPORATION OF UTTARAKHAND LIMITED
UPPTCL
UTTAR PRADESH POWER TRANSMISSION CORPN LTD
RRVPNL
Rajasthan Rajya Vidyut Prasaran Nigam Limited
MPKVVNL
MPKVVNL, Bhopal, Jabalpur and Indore region
JKSPDCL
Jammu & Kashmir State Power Distribution Corporation Ltd.
CSPDCL
CHHATTISGARH STATE POWER DISTRIBUTION CORPORATION LTD.
HPSEB
HIMACHAL PRADESH STATE ELECTRICITY BOARD
MPEB
MADHYA PRADESH ELECTRICITY BOARD
DHVPNL
DAKSHIN HARYANA VIDYUT PRASARAN NIGAM LTD
UHVPNL
UTTAR HARYANA VIDYUT PRASARAN NIGAM LTD
APTRANSCO
ANDHRA PRADESH TRANSMISSION COMPANY
MSETCL
MAHARASHTRA STATE ELECTRICITY TRANS.CORPN LTD
DTL
DELHI TRANSCO LTD
BIS
BUREAU OF INDIAN STANDARDS
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