[Class : 37] Installation, Commissioning, Repair And Maintenance Of New Or Upgraded Hvac System, Proprietary Building Energy Monitoring System, Optimize Building Energy Consumption And Cooling Efficiency, Retrofitting Services, Technical Consultancy For Installation[Class : 42] Cooling As A Service (Caa S) Achieved Through Research And Development, Technological Analysis, Implementation And Integration Services, Remote Monitoring Services, Engineering Services For Providing Chilled Water; Also Including Design, Procurement, Installation, And Commissioning Of All Energy Efficiency Equipment To Enable Building Owners To Save Money From Day One Without Taking Any Financial Or Technical Risk