Yin Yen Tan

Koon Holdings Ltd. is an investment company, which engages in the provision of infrastructure and civil engineering services. It operates through the following segments: Construction, Precast, and Property. The Construction segment focuses on the construction projects for civil engineering and infrastructure construction works including land reclamation, roads and bridges, shore protection, terminal, and port projects. The Precast segment includes manufacturing and supplying reinforced concrete piles and precast components. The Property segment is involved in property development activities. The company was founded in 1975 and is headquartered in Singapore.

Institute of Singapore Chartered Accountants provides accounting services.

Design Studio Group Ltd. provides high-quality joinery manufacturing and interior fit-out solutions to the residential, hospitality, commercial, food & beverage, retail, themed works, corporate office and cruise sectors. It operates through the following five segments: Singapore BU, Malaysia BU, International BU, Manufacture BU and Others. The Singapore BU segment provides interior fit-out solutions and supply and installation of paneling products for contracts in Singapore. The Malaysia BU segment interior fit-out solutions and supply and installation of paneling products for contracts in Singapore. The International BU segment interior fit-out solutions and supply and installation of paneling products for contracts in United Arab Emirates, Thailand, Sri Lanka and other countries. The Manufacture BU segment engages in manufacturing and supply of paneling products in Singapore, Malaysia and People’s Republic of China. The Others segment provides corporate activities supporting the segments within the Group. The company was founded by Lim Leng Foo in April 1992 and is headquartered in Singapore.