YHJ Civil Management Sdn Bhd (YHJCMSB) is a specialised construction company with a core focus on civil engineering works for Tenaga Nasional Berhad (TNB), Malaysia’s principal electricity utility provider. The company is actively involved in the construction and upgrading of high voltage infrastructure, particularly PMU (Pencawang Masuk Utama/Main Intake Substation) and PPU (Pencawang Pembahagian Utama/Main Distribution Substation) facilities. With a solid track record in managing complex and large scale utility projects, YHJCMSB is dedicated to delivering dependable, safe, and high quality construction solutions that support the development and stability of the national power grid. The company consistently adheres to stringent industry standards and safety practices, ensuring excellence throughout every phase of its project execution from initial groundwork to final commissioning.
