MGB Bhd is engaged in investment holding activities and provision of management services. The principal activities of the subsidiaries are mainly civil engineering, design and build, general construction activities, trading of construction materials , property development, manufacture, supply and installation of steel related building materials, construction of reservoir and water treatment and operation of generation facilities that produce electric energy. Its segments include Construction and trading, Property development, and Others. It derives revenue from Construction and trading segment that designs and builds, civil engineering, general construction, piling activities, trading of construction materials and manufacturing of Industrialised Building System (IBS) precast products.