[Class : 37] Building, Construction And Demolition Services; Building Installation, Maintenance And Repair Services, Construction Services For Roads, Bridges, Car Parks, Airports, Oil Pipelines, Gas Pipelines And Canals; Maintenance And Repair Of Bridges, Tunnels And Underground Structures; Maintenance And Repair Of Airports And Ports; Construction, Repair And Maintenance Of Roads And Streets; Demolition Of Bridges; Construction Of Foundations For Bridges; Grout Reinforcement For Bridges; Custom Construction Of Bridges; Application Of Expansion Joints For Bridges; Management And Supervision Of Works And Building Projects.[Class : 40] Production Of Energy; Generation Of Electricity; Energy Generation; Electricity Services From Solar And Wind Energy; Production Of Electrical Energy From Renewable Sources; Rental Of Water Purification And Treatment Equipment; Water Treatment; Water Demineralization; Water Desalination; Water Regeneration; Water Pollution Control; Air And Water Conditioning And Purification Services; Custom Manufacture And Assembly Of Products For Third Parties; Recycling Of Waste And Trash.