- HUMBOLDT WEDAG INDIA P . LTD.
- ENEXCO TEKNOLOGIES INDIA LTD.
- FLSMIDTH PVT LTD.
- FLSMIDTH PFISTER INDIA LTD.
- PRISM CEMENT LTD.
- ULTRATECH CEMENT LTD.
- MANGALAM CEMENT LTD.
- MAIHAR CEMENT LTD.
- JAYPEE CEMENT
- JK LAKSHMI CEMENT
POWER SECTOR
- MCNALLY BHARAT ENGINEERING COMPANY LIMITED.
- MACAWBER BEEKAY PVT LTD.
- TECPRO SYSTEMS LTD.
- ADANI POWER LTD.
- LANCO INDUSTRIES LTD.
- APGENCO.
PUBLIC SECTOR
- NALCO
- SAIL
- NTPC
- NPCIL
- NMDC
CHEMICAL INDUSTRIES
- JUBILANT AGRI & CONSUMER PRODUCTS LTD.
- SHRIRAM FERTILIZERS & CHEMICALS.
- RELIANCE INDUSTRIES LTD.
- NIRMA LTD.
- HINDALCO INDUSTRIES LTD.
- ORCHID CHEMICAL.
- MANGALORE CHEMICAL.
STEEL INDUSTRIES
- ROURKELA STEEL PLANT.
- DURGAPUR STEEL PLANT.
- BHILAI STEEL PLANT.
- JINDAL STEEL & POWER LTD.
- MONNET ISPAT & ENERGY LTD.
SUGAR INDUSTRIES
- BAJAJ HINDUSTHAN LTD.
- TRIVENI ENGINEERING & INDUSTRIES LTD.
- BALRAMPUR CHINI MILLS LTD.
- FCB KCP LTD.
- EID PARRY.
- RENUKA SUGAR.
PROJECTS
- ISGEC HEAVY ENGINEERING LTD.
- LARSEN & TOUBRO LIMITED.
- ION EXCHANGE (INDIA) LTD.
- THERMAX LIMITED.
- VA-TECH WABAG LTD.
- LOESCHE INDIA PVT LTD.