NHPC
- NHPC, Dhauliganga Power Station, Pithoragarh, Uttrakhand
- NHPC, Salal Power Station, HP
- NHPC, Leh, J&K
- NHPC, Uri, J&K
NTPC
NTPC (Badarpur), New Delhi; Bongaigaon, Assam; Faridabad, Haryana; Ramagundam, TN
PSTCL
PSTCL (Punjab State Transmission Corporation Limited, Ludhiana)
BEUMER
BEUMER Technology in Motion
Alstom
Alstom india Limited, NOIDA, UP
L&T
L&T, Formaldehyde project, Saudi Arabia
CAIRN
Cairn India Limited, Ahmedabad, Gujarat; Barmer, Rajasthan
ISGEC
ISGEC group( including formerly Isgec John Thompson or IJT Boilers division), Bawal, Haryana; NOIDA, UP; Yamuna Nagar, Haryana; Bhutan
HMEL
Hema Engineering Ltd., Gurgaon, Haryana
ESCORTS
Escorts Group, Faridabad, Haryana
KNORR BREMSE
Knorr Bermse India Private Limited(100% subsidiary of Knorr Bermse, Germany), Faridabad, Haryana
KSFL
Andritz Hydro
Andritz Hydro Pvt. Limited, Prithla, Haryana.
METSO
Metso Minerals India Pvt. Limited, Alwar, Rajasthan
FLOVEL
- Flovel Energy Private Limited, Faridaabd, Haryana
- Flovel Mecamidi Energy Pvt. Limited, Faridabad, Haryana
- Flovel TB Hydro, Faridabad, Haryana
Adani
- Adani Energy/Gas Limited, Ahmadabad, Gujarat; Faridabad, Haryana
- Adani Power Maharashtra Ltd.( 2x660 MW Phase-I, 1x660 Mw Phase II),TIRODA
Honda
- Honda Scooters, Gurgaon, Haryana
- Honda Cars, Noida, UP
RMG Autometers
RMG Autometers & Gas Technologies Limited, NOIDA, UP
Punj Lloyd
CENLUB
- Cenlub Industires Limited, Faridabad, Haryana
- Cenlub Systems, Faridabad, Haryana
HEIDELBERG Cement
IGL
