• Atlas Copco India Ltd. (Chicago Pneumatics)
• Australian Trade and Investment Commission
• Balkrishna Industries Ltd.
• BEML Ltd.
• Beumer Group
• Caterpillar India Pvt. Ltd.
• Coal India Ltd.
• Continental / Phoenix Conveyor Belt
• Council of Scientific & Industrial Research
• Cummins India Ltd.
• Dana Brevini India Pvt. Ltd.
• Directorate of Industries, Government of Jharkhand
• Elesa and Ganter India Pvt. Ltd.
• Flsmidth Pvt. Ltd.
• Fuelspec
• GHH Group
• Gorny Instruments Llc
• Gujarat Mineral Development Corporation Ltd.
• Gujarat Mineral Development Corporation Ltd.
• Harsco India Pvt. Ltd.
• Hectronic India Retail & Automation Pvt. Ltd.
• Indian Oil Corporation Ltd.
• Indicon Westfalia Ltd.
• Jindal Steel & Power Ltd.
• JSW Steel Ltd.
• Marine Electricals India Ltd.
• Myport Services India Pvt. Ltd.
• NMDC Ltd.
• NTPC Ltd.
• Premium Transmission Pvt. Ltd.
• Revathi Equipment Ltd.
• Roto Pumps Ltd.
• Sany Heavy Industry India Pvt. Ltd.
• SKF India Ltd.
• Tata Hitachi Construction Machinery Co. Pvt. Ltd.
• Thejo Engineering Ltd.
• Usha Martin Ltd.
• VDMA India Services Pvt. Ltd.
• VDMA India Services Pvt. Ltd.
• V-Tork Controls
• West Bengal Power Development Corp. Ltd.