
Overview
Multi-residential roofing for developers and strata.
Apartment roofing is a specialist discipline — you are working above occupied homes, coordinating with body corporates, and delivering to a defect liability period that runs for years after handover. ONTRA delivers multi-residential roofing for developers, builders and strata across Sydney, with resident-aware programming, formal body corporate reporting, and workmanship that is genuinely DLP-grade. From new-build handovers to major strata refurbishments and remedial works, we deliver on time, on scope, and with the documentation your legal team expects.
Every apartment roofing project at ONTRA follows the same process: site inspection, written scope, fixed-price quote, fabricated and installed by our in-house team, and signed off with a final photo report.
Why ONTRA
Why choose apartment roofing.
Resident-aware programming
Strata reporting
DLP-grade workmanship
OC-ready handover
Get a quote for
apartment roofing.
Free site inspection and fixed-price written quote across metropolitan Sydney.
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