• Gujarat state electricity corporation ltd
• Torrent power ltd
• Indian farmers & fertilizers co Ltd
• Gujarat state Fertilizers & Chemicals Ltd.
• Mother dairy
• Amul Dairy
• Uttam Dairy
• Banas Dairy
• Sabar Dairy
• Vidya dairy
• Stelmec Ltd
• Nirma Ltd
• L&T ECC Division
• ABB Ltd
• N.K Group of Companies
• Shree Rama Multi Tech Ltd
• GHCL Ltd.
• Saurashtra Chemicals ltd.
• Jay Chemicals ltd.