Headquartered in Shah Alam, Malaysia, with operations in Sandakan, Bintulu, Medan, and Banjarbaru, we serve customers across Malaysia, Indonesia, ASEAN, Africa, and Latin America.
Our integrated capabilities span the entire project lifecycle, from conceptual design and engineering to equipment supply, installation, commissioning, and long-term operations and maintenance. We also offer Build-Own-Operate (BOO) and Build-Own-Operate-Transfer (BOOT) delivery models, enabling customers to adopt renewable energy solutions with lower upfront capital investment while benefiting from our engineering, operational, and asset management expertise.
facility in Shah Alam
Across 5 strategic locations: Shah Alam, Sandakan, Bintulu, Medan, Banjarbaru
2.7+ GW total installed capacity
Biomass (200+), Gas-fired (60+), and HRSG (30+)
1,300+ Kernel Crushing Plants and 150+ EFB 2-in-1 Presses Delivered
Certified Operational Excellence
Wah Seong Industrial Holdings Sdn Bhd acquired a controlling stake in WATSB, strengthening the Group's engineering and energy systems business.
Commenced biomass steam energy system projects and HRSG system delivery for industrial customers in Malaysia by expanding overseas presence with projects in Indonesia and Thailand.
Expanded footprint into the Americas and Africa, including projects in Guatemala, Singapore, Cameroon, Costa Rica, and Ivory Coast.
Achieved the 100th steam energy systems project milestone.
Delivered the 1,000th steam turbine generator system.
Entered ESP system business and formed strategic manufacturing collaboration through Wasco Saito and delivered the Group's largest steam turbine generator package of 10MW to an Indonesian customer.
Delivered an 860 TPH HRSG system, marking the highest hot water capacity system in the Group's track record.
Delivered a 90 TPH gas-fired steam energy system, the highest steam capacity achieved.
Secured multiple high-efficiency biomass steam energy contracts.
Acquired operational premises in Shah Alam to support business expansion.
Introduction of Wasco Greenergy Berhad as the Group's consolidated energy platform.
Listed on the Main Market of Bursa Malaysia Securities Berhad on 11 December 2025.
We support a wide range of industrial sectors including palm oil processing, manufacturing, food processing, chemicals and other energy-intensive operations.
With a proven track record of project delivery across Southeast Asia and international markets, we combine regional market understanding with global engineering and execution experience.
Serving more than 1,500 customers across industrial and agro-based sectors, we enable businesses to adopt efficient and sustainable energy solutions that support long-term operational performance.
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Together, these brands embody engineering excellence united under our vision.
Agro-processing solutions designed to improve efficiency and support reliable operations across the agricultural industry.
Trusted provider of industrial steam and boiler systems, delivering efficient, reliable, low-carbon energy solutions for diverse industries.
A leading provider of high-performance steam turbine generator systems, Shinko turbines are known for their durability and are widely used across process industries and cogeneration plants.
Specialises in high-efficiency decanters and disc-bowl centrifuge systems for the palm-oil industry, delivering reliable separation of oil, sludge and solids under the trusted "SAITO" brand.
Designs advanced canned motor and shield pumps for safe, Chemmp leak-free fluid transfer for critical industrial and environmental applications.
