Zelan Bhd. operates as an investment holding company. It engages in the provision of engineering construction services. It operates through the following segments: Engineering and Construction, Property and Development, Asset Facility Management and Investment. The Engineering and Construction segment includes the group's projects in Indonesia, Middle East and Malaysia. The Property and Development segment includes rental income, car park income and management fees. The Asset Facility Management segment includes asset management services provided for the concession agreement. The Investment segment includes rental income. The company was founded on May 22, 1976 and is headquartered in Kuala Lumpur, Malaysia.