This division carries out valve refurbishment, motor re-winding along with general machining works. Other activities related to maintenance includes Repair Wellhead Equipment, Machining, Cleaning of Heat Exchanger Tubes, Thermal spraying & coating services, Hydraulic Bolt Tensioning, Flange Facing (on Site Machining), Calibration of equipments, maintenance of Rotating Equipment, Tank cleaning & rehabilitation, Pipeline maintenance services. This division also does onsite maintenance works in Industrial, Petrochemical complexes, Refineries and Oil& Gas facilities.Main revenue area for this division will be Storage tank repair works, turnaround and shutdown works as well as long term contract for preventive and corrective maintenance.