AIZO Group Bhd. is an investment holding company, which engages in the provision of managerial services. It operates through the following segments: Civil Engineering, Bituminous Products, Services, Energy, and Others. The Civil Engineering segment specialized in civil engineering works. The Bituminous Products segment manufactures and trades bituminous products. The Services segment is involved in the manpower and maintenance services. The Energy segment develops, operation, and transmission of solar power. The Others segment focuses on the investment holding, provision of managerial services, rental of machinery, and trading of industrial machinery spare parts. The company was founded by Choy Sen Chin in 1977 and is headquartered in Petaling Jaya, Malaysia.