Koh Brothers Eco Engineering Limited, a sustainable engineering solutions provider, commenced trading on the Singapore Exchange’s (SGX) Mainboard on 29 October 2026. This transition from the Catalist Board signifies a major milestone in the company’s development, aiming to elevate its corporate profile and investor reach.
The company received approval from the SGX on 30 June 2026, with shareholder consent following on 18 August 2026. CEO Paul Shin stated, “Our transfer to the SGX Mainboard represents an important milestone in Koh Brothers Eco’s development and reflects the progress we have made in building an established sustainable engineering group.”
The Mainboard listing is expected to provide a robust platform for Koh Brothers Eco’s future growth, supported by its expertise in engineering, infrastructure, and renewable energy. The company boasts an order book of approximately $730 million (S$1.0 billion) as of 30 June 2026, ensuring earnings visibility through major infrastructure projects in Singapore.
Koh Brothers Eco, listed on SGX since 2006, specialises in engineering, procurement, and construction services for water and wastewater treatment, hydro-engineering, and bio-energy projects. Its Engineering and Construction division, under Koh Brothers Building & Civil Engineering Contractor, holds an A1 grade from the Building and Construction Authority, allowing it to tender for projects of unlimited value.
As Koh Brothers Eco embarks on this new chapter, it remains committed to strengthening its core businesses and maintaining high standards in project execution, whilst managing its financial health to ensure long-term sustainability and shareholder value.



