NLC India Ltd.
Neyveli – 9443268623
OEM & Private Mines
- Tapas Kr. Majumder – 9830309928
- Kaushik Banerjee – 9830006756
South Eastern Coalfields Limited
Bilaspur
- PAB Engineering Works, Bilaspur – 07752 407903
Manendragarh
- J. Adhikary, Manendragarh – 9926708819
- Moin Ansari, Manendragarh -9165670280
- Sandip Kanika, Manendragarh – 7076119193
Northern Coalfields Limited
Walaji Engineering Works, Singrauli – 9993913980
Western Coalfields Limited
Gotey Engineering Works, Nagpur – 0712 2226869
The Singareni Collieries Co. Limited
- Mr. Kalipasad K. Godavarikhani – 9492206454
- Mr.Bhaskar K, Godavarikhani – 9866237549
NTPC
- Mr. Kalipasad K. Godavarikhani – 9492206454
- Mr. Bhaskar K. Godavarikhani – 9866237549
Mahanadi Coalfelds Ltd.
PAB Engineering Works, Jharsaguda – 07752 407903
Eastern Coalfields Limited
Asansol
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- Gouridas Ganguly, Asansol – 9332548884
Jhanjra
- Snehasis Das, Jhanjra – 7003125812
- Arijit Das, Jhanjra – 9851891096
Bharat Coking Coal Limited
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- Rohit K Shah, Dhanbad – 9430382440
- Akash Enterprise, Dhanbad – 03262305004
Central Coalfields Limited
- Electro Enterprise, Ramgarh – 9431146205