
Our Services
Specialist mine-winder, electrical, mechanical, refurbishment and renewable-energy solutions engineered for reliability, safety and long-term performance.
Explore Our ServicesMine Winder Services
As specialists in mine winder maintenance, repair, and upgrading, we ensure every system is serviced to OEM-standard specifications — keeping your operations running safely underground.
- Level 1 & Level 2 Audits
- Dynamic Brake Testing
- Locked Bell Audits
- NDT & EMT Testing
- Laser Alignment
- Complete Winder Refurbishments
- Emergency Repair Support
- Spare Parts Supply & Management

Electrical Solutions
From power distribution to advanced automation, our electrical engineering team delivers robust, safe, and efficient systems engineered for the most demanding industrial and mining environments.
- Electrical Distribution Equipment
- Switchgear & Motor Control Centres
- Automation & PLC Systems
- Transformers & UPS Systems
- Generators & Standby Power
- Industrial Lighting Systems
- Cabling, Wiring & Terminations
- Preventive Electrical Maintenance

Mechanical Services
Our mechanical division handles heavy-duty fabrication, precision machining, and complex repairs — delivering components and assemblies built to withstand the toughest operating conditions.
- Heavy Engineering & Fabrication
- Precision CNC Machining
- Hydraulic System Repairs
- Component Fabrication & Assembly
- Shaft Alignment & Balancing
- Gearbox Overhaul & Repairs
- Pump Maintenance & Rebuilds
- Structural Steel Work

Engineering & Refurbishments
We support key stages of the equipment lifecycle — from engineering assessment and refurbishment through to commissioning and performance optimisation for extended asset life.
- Complete Equipment Refurbishments
- Modernization & Upgrade Projects
- Design & Process Engineering
- Project Management & Coordination
- Installation & Integration Services
- Commissioning & Handover
- Performance Optimization & Tuning
- Technical Consulting & Advisory
Renewable Energy Solutions
Our renewable energy division delivers sustainable power solutions — from solar PV installations and hybrid systems to battery storage — helping industrial clients reduce costs and carbon footprint.
- Solar PV Design & Installation
- Hybrid Power Systems
- Comprehensive Energy Audits
- Battery Storage Solutions
- Grid-Tie & Net Metering Systems
- Off-Grid & Remote Power Solutions
- Maintenance & Performance Monitoring
- Energy Efficiency Consulting

Our Clients
We are proud to serve some of Africa's leading mining and industrial operations, delivering solutions they can rely on.
Harmony Gold
Sibanye-Stillwater
Gold Fields
AngloGold Ashanti
African Rainbow Minerals
Pan African Resources
Engineering Experience Since 1999
Since 1999, Welkom Winder Services has delivered specialist mine-winder, electrical and mechanical engineering with OEM-standard workmanship and hundreds of successful projects across southern Africa.
Established
Year Founded
Projects Completed
Engineering Track Record
Standard Workmanship
Specification-Led
Engineering Capability
Mining · Industrial · Energy
Welkom Winder Services (Pty) Ltd
161 Power Rd, Voorspoed, Welkom, 9459

Ready to Power Your
Next Project?
Partner with an experienced specialist in mine winder, electrical, mechanical and industrial engineering solutions.