Operating as a BCA-registered licensed specialist builder, Kori yard focuses on heavy civil infrastructure, structural steelworks, piling works, and ground support and stabilisation works in Sengkang. Their core civil engineering capabilities centre on underground urban environments, covering the design and supply of steel strutting for temporary earth retaining structures, steel decking for traffic diversion and working platforms, steel pile driving for king posts and retaining wall systems, and skilled tunnelling crews for tunnel boring machine operations. Their portfolio spans major mass transit works including stations and tunnels for Singapore's MRT Circle Line, North East Line, Downtown Line, and Changi Airport Line, alongside overseas metro systems in Kuala Lumpur and Dubai. In an active construction cluster of 22 builders within a kilometre—including Arina Hogan Builders, Reco Builders, and Loh & Loh Construction—it stands out with a flawless track record among its peers for complex underground rail and deep structural works.