- Air Supreme - Servicing and supply of air compressors and compressed air products throughout Southern Africa.
- Allied Technologies Limited - Researches and develops technologies that converge telecommunications, multi-media, information technology, and electronics.
- Aqua Load Testing Services - Manufactures water bags and provides a safe load test service.
- City Heat Geysers - Manufacturers, wholesalers and repairs of a range of industrial and domestic geysers, tea urns and safety trays.
- Deulco Investments - Aims to become a global producer and supplier of choice of high quality biodiesel.
- Enerweb - Provides on-line access to customer metering information, billing configuration and management.
- Eskom - South African electricity supply company.
- Harveys Fibreglass - Wholesalers of raw materials including polyester resins from Cray Valley.
- Independent Fire Protection Systems - Design, supply and installation of fire protection systems.
- KG Electric - Installers, designers and distributors for solar electric systems.
- Sappi Ltd - International paper, fibres, and timber industries. Based in Johannesburg.
- Thermax Infrared - Thermax specializes in infra red thermography, as a non-contact temperature measurement technique.
- Tungsten Design - Exhibition and launch company specialising in modular, portable, structural and free/custom built stands. Flash site.
- Ultrascan Inspection - Marine and industrial non destructive testing and flaw detection service.
