Battershill Steel Industries - Steel merchants and fabricators. Bessemer Steel Construction - Manufacture and erection of steel silos for storage of bulk grain. UV+IR Engineering - Manufactures and distributes broad range of infra-red and ultra-violet products for curing, drying, and process and work area heating applications. Aquamat - Water conditioning and treatment related products. United Heat - Industrial and domestic heating elements and controls. Laser Cut Varios - Laser cutting, machining and CNC profiling. Non-Ferrous Metal Works - Manufacturers of a wide range of extruded and processed brass alloys to international specification and quality standards. Hi-Tech Pressure Engineering - Specialist vessel and piping manufacturer of both pressure and code compliant storage vessels. TF Design - Mechanical engineering company based in Cape Town. Afritek - Provides engineering services and specialised substation electrical products. Boiler and Auxiliary Technical Services - Service, renovate and balance industrial fans of all types.