Zelan Berhad, an investment holding company, engages in the engineering and construction, property and development, asset facility management, and investment businesses. The company constructs power plants, marine ports and jetties, airports, bridges, roads, and highways, as well as high-rise and low-rise offices, residential, and academic buildings; and provides project management services. It also provides asset and facilities management services, such as facilities engineering maintenance, general maintenance management, and property management services; property development, and piling and civil engineering contractor services; civil technical design and construction services for civil and building works; and building turnkey contractor services. In addition, the company is involved in the management and operation of motor vehicles parking facilities; contracting and supply of building materials; operation of concessions; and construction of sewage conveyance systems. It operates primarily in Malaysia, Indonesia, the United Arab Emirates, and the Kingdom of Saudi Arabia. The company was formerly known as Tronoh Consolidated Malaysia Berhad and changed its name to Zelan Berhad in December 2006. Zelan Berhad was incorporated in 1976 and is headquartered in Kuala Lumpur, Malaysia.