HS Optimus Holdings Limited, an investment holding company, engages in the manufacture and distribution of doors in Singapore, Malaysia, Brunei, the United Kingdom, Australia, and Ireland. It operates through Investment, Door business, Property business, and Secured property Financing segment. The company manufactures and distributes doors, furniture and fittings, and wood related products; supplies and installs doors, mouldings, and wood-based floorings. It also imports and distributes doors, locksets ironmongeries, furniture, fittings, and wood related products. In addition, the company is involved in rental of premises, and property developments and investments. It also exports its products. The company was formerly known as KLW Holdings Limited and changed its name to HS Optimus Holdings Limited in September 2020. HS Optimus Holdings Limited was incorporated in 1995 and is headquartered in Singapore.