Cornerstone Construction delivers commercial builds, civil infrastructure, and full project management across South Africa. R450M+ in completed projects. On time. On budget.
What We Build
From groundwork to handover — Cornerstone manages every phase in-house. No dependency on sub-contractors for core scope.
Office parks, retail centres, warehouses, and multi-storey commercial developments. End-to-end delivery from site preparation through to occupation certificate.
Roads, stormwater, bulk earthworks, retaining structures, and municipal infrastructure. Fully CIDB 7CE compliant with in-house plant and equipment.
Structural alterations, full interior refurbishments, and tenant installations. Minimum disruption to occupied buildings. Approved NHBRC contractor.
Principal Agent and Project Manager services for third-party construction projects. Cost management, programme monitoring, and QA/QC reporting throughout.
Completed Projects
From Gauteng to the Western Cape — our portfolio spans commercial, industrial, and civil works.
About Cornerstone
Cornerstone Construction was established in Johannesburg in 2004. Over two decades, we have grown from a residential contractor to one of Gauteng's most capable commercial and civil construction firms, delivering complex projects for both private and public sector clients.
What Clients Say
"Cornerstone delivered our 6 200m² office park on time and precisely on budget. Their project management team communicated proactively at every milestone. Exceptional standard."
"Our municipality used Cornerstone for a 14km bulk road project. They understood the public sector requirements, kept site safety impeccable, and delivered three weeks ahead of schedule."
"We've used Cornerstone on four refurbishment contracts across our portfolio. They are our go-to contractor for any project where we cannot afford a single delay or quality compromise."
Submit a tender enquiry or request a capability statement. We respond within 48 hours to all construction enquiries.