Our Services: Lahleni offers contracting services covering a wide spectrum of construction projects. These include traditional contracts to design and build, finance, operate and fully integrated Public Private Partnerships. Mining: Lahleni's expertise ranges from Building of Pollution Control Dams, HDPE Dam Linings, Industrial Plant Cleaning. Our successful performance in this sector is supported by a client base of major players in the industry who have commended Lahleni on their ability to deliver. Steel and Civil Engineering: Lahleni track record in the construction of infrastructure in the Private and Mining industry, demonstrates our ability in the field of Steel and Civil Engineering.