// Over 60 years of PrecisionEngineered to Perform at Scale
Trusted by industry-leading companies around the globe
// Engineered ExcellenceTwo Focused Offerings. One Reliable Partner.
Onvlee Engineering operates across two focused areas: factory-direct solar infrastructure products and high-volume industrial manufacturing services. Both are built for clients who need scale, consistency and a supplier they can depend on.
Solar Products
Factory-direct cable trays and rooftop walkway systems, engineered for utility and commercial solar installations. Available in multiple material variants, built to spec, and supplied at the volumes large projects demand.
Alu-Walkways
Aluminium rooftop walkway systems designed to support safe access, maintenance and movement across solar installations. Lightweight, durable and manufactured for large commercial and utility-scale environments.
Alu-Cable Trays
Aluminium cable management systems engineered for utility and commercial solar installations. Available in multiple dimensions and configurations, with a full accessories range and production capacity for large-scale projects.
Manufacturing
High-volume manufacturing services for industrial clients who need precision, repeatability and reliable production capacity. From CNC machining to metal stamping, Onvlee supports complex components at scale.
Precision CNC Machining
Tight-tolerance CNC machining for complex industrial components. From initial runs to full production schedules, our facility is set up for clients who need consistent precision at scale.
Metal Stamping
Precision metal stamping for repeatable, high-volume component production. Built for clients who need consistent quality, efficient turnaround times and reliable manufacturing output.
// Solar solutionsInstalled Across South Africa. Proven at Scale.
Onvlee products have been installed across commercial, industrial and solar projects throughout South Africa. From shopping centres to manufacturing sites and large-scale solar environments, our systems are trusted where durability, access and long-term performance matter.
The Numbers Behind the Name
Built in South Africa. Proven across the country. Trusted by industry leaders who need engineering partners that can deliver at scale.
Years In Precision Engineering
Meters Squared Production Facility
of Solar Walkways Installed Nationwide
Manufactured in South Africa. Qualified Globally.
Every product we manufacture is built to recognised international quality standards, produced entirely in-house, on South African soil, by a team that takes that responsibility seriously.
Trusted by industry-leading companies
“It’s been a pleasure workingwith the Onvlee team, they are responsive, collaborative, and always willing to assist.”
Harry Maarsingh
Senior Project Manager
"Onvlee has been a trusted partner for many years, consistently delivering quality products, clear communication, and reliable service that helps us meet project deadlines with confidence."
Abram Xulu
Head of Projects
"Onvlee Engineering consistently delivers excellent service, reliable logistics, and innovative solutions. Their collaborative approach and commitment to client success make them a valued partner."
Tatenda Kanyangarara
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"Onvlee’s dependable service, innovative products, and commitment to quality have made them a trusted supplier we confidently recommend for future projects."
Wayne Matthews
Technical Director
“The Onvlee team provides outstanding service, expert guidance, and reliable support, making them a valued partner we look forward to working with on many more projects.”
Gerhard Prinsloo
Project Manager
“Onvlee’s high-quality walkways, reliable service, and ease of installation have made a significant impact on our projects. They are a trusted partner we highly recommend.”
Steve Venter
Managing Director
“Onvlee’ new Alu Trays are the best thing to have happened in the Solar Industry in the last 10 years”
Mike Cubic
Managing Director
Let’s build what’s next together.
