Reunert manages a portfolio of businesses in the fields of Electrical Engineering, Information Communication Technologies (ICT) and Applied Electronics.


Established in 1888 by Theodore Reunert and Otto Lenz

Listed on the JSE on 1 January 1948

Corporate headquarters in Woodmead, Sandton, South Africa

International operations and offices in Australia, India, Lesotho, Mauritius, USA and Zambia

Financial year-end 30 September

Revenue: FY23 R13,8 billion

Segment operating profit: FY23 R1,5 billion

Number of employees: 6 819 (including permanent and non-permanent employees)

Explore our business operations

Reunert has three operating segments: Electrical Engineering, ICT and Applied Electronics.

The segments are defined by their core competencies, technology, products and services, markets and customer segmentation. Businesses are grouped into clusters if they are vertically integrated or if they operate in similar markets.

Power Cables

Power Cables designs and manufactures a comprehensive range of low, medium and high-voltage electrical conductors, cables and accessories up to 275 kilovolts (kV). The power installations division specialises in the turnkey installation, testing and maintenance of medium and high‑voltage cable systems up to 400 kV.

It also designs and manufactures oxygen-free copper rod according to ASTM-49.

Circuit Breakers

Circuit Breakers supply low-voltage electrical distribution, protection and control equipment and customer-specific solutions. Circuit breakers has operations in Africa, Asia, Australia, Europe and the USA. On average, 60% of its specialised precision protection products are exported to global niche markets. It produces the Astute Range of smart IoT products used for energy monitoring, management and control.

Renewable Energy

The Renewable Energy cluster offers customers turnkey engineering solutions and training. This cluster delivers start-to-end solutions, encompassing strategy development, project implementation, support and maintenance, as well as the building and ownership of renewable assets focusing on commercial-scale rooftop, parking and ground-mount solar photovoltaic systems. This includes distributed generation supported by energy storage solutions, focusing on Lithium Iron Phosphate (LiFePo4) chemistry. The installation of solar panels in African markets supplies green energy and provides software that creates transparency in energy consumption.

Wheeled renewable energy done through Apollo Africa helps customers reduce electricity spend and hedge against electricity price increases.

Electrical engineering in depth


The Business Communication cluster houses both the largest independent next-generation communications solutions provider and one of the largest independent wireless network and solutions providers in South Africa; and last mile broadband connectivity.


Nashua is a Total Workspace Provider that offers a range of solutions and services that facilitate and enable its customers’ business outcomes.


Quince Capital provides rental-based finance solutions to the ICT business units.


+OneX and IQbusiness offer digital integration solutions. +OneX is a digital integration solutions partner comprising a complete suite of digital consulting, software and application development, cloud, data, security and managed services. IQbusiness is a technology and management consulting firm offering research and insights, artificial intelligence, digital integration solutions and culture and change management capabilities.

ICT in depth


Secure Communications specialises in secure communication systems for tactical airborne, land and naval-based platforms; and secure network-centric solutions for command and control, forward observation link and messaging services. A specialised production facility populates and assembles highly complex military-grade printed circuit board assemblies and also designs, develops and industrialises cryptographic products and solutions to meet cybersecurity requirements.


This cluster provides advanced electronic fuze technology. Capabilities include electronic and precision mechanical design and high-volume production of electro-mechanical assemblies. Small fuzes containing sophisticated miniaturised mechanical and electronic systems are also developed and manufactured.


Radars develops and manufactures search and tracking radar systems, subsystems, safety radars and mining surveillance radars used to detect movement in open-pit mine slopes’ subsurface profilers.

Applied electronics in depth

Find everything you need to know about us, a 136-year-old business, including our strategy, history and leadership structure.