Integrated Energy Solutions for a
Sustainable Future
From grid infrastructure to renewable energy and storage, Hasilwan delivers complete, future-ready systems that power the nation’s energy transition.
Integration That Multiplies Value
Our solutions are designed as a unified ecosystem connecting generation, grid, storage, and mobility into systems that deliver reliability, cost control, and sustainability.
By combining expertise across six pillars, we create long-term energy value for businesses, communities, and Malaysia’s transition goals.
Our Pillars of Expertise
Our Pillars of Expertise
Transmission & Distribution (T&D)
We design and build robust transmission and distribution systems that form the backbone of Malaysia’s energy network. From substations to automation, our work strengthens grid reliability and readiness for renewable integration.
Key Capabilities
Renewable Energy (RE)
Hasilwan develops and build commercial and utility-scale solar systems that help industries lower costs and emissions. Our renewable projects integrate seamlessly with storage and efficiency systems for long-term resilience.
Key Capabilities
Battery Energy Storage Systems (BESS)
We deploy advanced BESS and hybrid storage technologies that enhance grid stability, manage peak demand, and improve power quality across industrial and utility applications.
Key Capabilities
Energy Efficiency (EE)
We help clients optimise energy use, achieve compliance, and reduce operational costs through targeted retrofits and data-driven systems.
Key Capabilities
Low Carbon Mobility (LCM)
We deliver turnkey EV infrastructure for fleets, developers, and municipalities, integrating charging systems with renewable and storage networks.
Key Capabilities
Green Energy as a Service (EaaS)
Our zero-CAPEX model lets clients adopt renewable and efficient systems without upfront investment. We finance, operate, and maintain assets that deliver predictable, long-term savings.
Key Capabilities
Equipment Supply and Solution
We supply certified engineering equipment for demanding environments across Oil & Gas, Marine, Renewable Energy, and Electrical Power sectors supporting critical deployments from hazardous-zone engine safety systems to utility-grade MV switchgear and transformers.