TREE supports Singapore’s green port initiative by providing novel and innovative solutions towards Digital twin based marine asset health monitoring with real-time capability. TREE’s underwater drone-based solution aims to minimise downtime of marine assets by providing early information on potential failures of marine assets, to take timely preventive actions much faster than conventional maintenance methods. TREE also specialises in resource mapping and environmental impact of water bodies and coastal locations using novel sensor integrated Surficial robots that provides vital information such as seabed bathymetry, water quality and tidal flow and wave conditions. Customised solutions are also available based on customers’ specific requirements and needs.