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TNTG Engineering Services
Integrated Engineering Capabilities
TNTG delivers electrical, mechanical, HVAC, and procurement services to support complex projects across domestic, industrial, commercial, and mining environments.
Electrical Engineering
Design, installation, and maintenance of low, medium, and high-voltage electrical systems
Mechanical Engineering
Mechanical solutions supporting plant reliability and uptime.
HVAC & Industrial Systems
Climate and ventilation systems built for industrial environments.
Procurement Solutions
Reliable sourcing of industrial equipment and materials.
Industries We Serve
Solutions Across Key Industries
TNTG Engineering supports projects across domestic, commercial, industrial, mining, renewable energy, and municipal environments, delivering reliable engineering solutions tailored to each sector’s operational needs.
Domestic Installations
We offer electrical installations and maintenance for homes this includes wiring upgrades, smart metering, and inverter backup systems.
Commercial Services
We provide trusted engineering support for commercial buildings, including electrical systems, HVAC installations, mechanical repairs, and scheduled maintenance to keep your facility running efficiently.
Industrial Engineering
We deliver solutions for factories and plants, including power systems, mechanical support, ventilation, serving and plant maintenance.
Mining & Minerals
We support mining operations with electrical and mechanical services, including conveyors, pumps, valves, gearboxes, and plant maintenance.
Solar & Renewable Energy
We offer solar installations, inverters, energy storage, and smart power integration to keep your home or business powered.
Past Projects
Selected Project Highlights
Clamp Meter Reading 29.4A
Electrical system diagnostics & load verification during commissioning.
Panel wiring and installation
Panel wiring & installation for structured electrical distribution systems
Trench Work at Fuel Depot
Underground reticulation and Compliance and safety
Pump & Valve Mechanical Work
Mechanical servicing of pumps, valves, and plant systems to improve operational reliability
Client Testimonials
Trusted by Businesses Across South Africa
TNTG Engineering has supported industries with dependable electrical, mechanical, HVAC, and procurement solutions. Here’s what our clients say about the quality, professionalism, and reliability we bring to every project.
Electrical Technical Expert Air Liquide
We are pleased with the service TNTG consistently provides. Their team is timely, responsive, and clear in communication, keeping us informed on lead times throughout the process. They have a strong technical understanding of requirements and specifications, and their willingness to go the extra mile, especially on emergency orders is highly appreciated.
Technical Buyer Thai Summit
TNTG Electrical Contractors have proven to be a reliable and trusted service provider at the Nomac Bokpoort Plant. Their fast delivery, outstanding customer service, and quick breakdown turnaround times have been instrumental in supporting business continuity. Their reputable and efficient service is highly recommended for businesses operating in demanding environments.
National Procurement Manager NOMAC
TNTG has consistently supported us whenever we needed them and always delivered as promised. We value their reliability and the role they have played in helping us meet our clients’ demands. Thank you once again for your continued support.
Office Manager & CFO Mulbert
Our Approach
How We Deliver Engineering Projects
We follow a structured, safety-driven approach to ensure every project is delivered efficiently, compliantly, and to the highest engineering standards.
We have relied on TNTG Electrical Contractors for our organisation’s needs over several years, and they have consistently delivered exceptional service. Their team is professional, reliable, and highly detail-driven, managing complex projects efficiently with minimal disruption. We value our ongoing partnership and confidently recommend their services.