Japan-based Penta-Ocean Construction Company Limited (Penta-Ocean) has completed the purchase of 810 million shares of Singapore-based Koh Brothers Eco Engineering Limited. With the recent purchase, Penta-Ocean Construction now maintains a 28.75 per cent direct interest in the company. Koh Brothers Group’s direct interest has been reduced to 54.82 per cent.

Revenue from the subscription will allow Koh Brothers to expand its current business portfolio and engage in public sector construction activities in Singapore. Infrastructure, water and wastewater treatment, bio-refinery, and renewable energy projects are all covered by the company’s engineering, procurement, and construction services.