| CONSULTANT | COUNTRY | DETAILS |
| Thermo Design Engineering. | Canada | For Oil & Gas Process Equipments |
| Perry Equipment Corporation. | USA | For Filter Separators |
| Spilling Energe Systeme. | Germany | For Steam Turbines. |
| Krofta Engineering Ltd. | India | For Waste Water & Sewage Treatment Plants. |
| WATERWORKS Technologies | Canada | For Water Treatment Plants. |