News & Insights

Updates from Contrive Consultants.

March 18, 2025

WAE Surveys & OSD Certification: Get Your OC Without Delays

What a works-as-executed survey must show, how OSD certification works, and how builders avoid the as-built failures that stall occupation certificates.

September 10, 2024

OSD Certification in NSW: WAE Surveys & 88B Instruments

Works-as-executed surveys, positive covenants and 88B instruments — the OSD paperwork between practical completion and your occupation certificate.