We’re much more than your average engineering firm…we manage all the engineering services needed on your project. We also deliver a project management service that’s all about achieving success.

We begin by thoroughly reviewing your project and identifying all of the potential opportunities and limitations. Everything from capitalising on the site, expediting local authority approvals and construction cost savings, through to sales and financing strategies.

This early review process results in efficient delivery, less stress and increased returns.

We appoint a dedicated project director, who works with you to determine what engineering or project management services you need, when you need them, and oversees those services through to completion.

We deliver structural, civil, flood and project management services in-house, and draw on our trusted network to pair you with the very best consultants and contractors for your project.

Our Services

We provide structural, civil and flood engineering services to leading architects, developers, planners and home owners. We also deliver project management services to ensure your project is on time and on budget.


Our structural engineering services include assessments, design, finite element modeling and documentation in both AutoCAD and Revit of residential, multi-residential, commercial and community projects.


Our civil engineering team provides modelling, analysis and both AutoCAD Civil 3D and 12D design and documentation services across a range of projects, including infill developments, townhouse projects, land subdivisions and infrastructure works.


We provide flood and water analysis services across all sectors, including one and two-dimensional hydraulic modeling for overland flow, creek and river systems as well as flood mitigation works and stormwater quality treatment requirements.


Our experienced team can add value to your project through; pre-purchase due diligence and feasibility studies, consultant procurement and management for DA/BA, authority approvals pre-requisite to and including Building Works Approval, Tender Campaigns, Contract Administration and Superintendent duties, and compilation of documentation for Council Plan Sealing and Titling.

  • “Having structural, civil and flood engineering in one place makes the design, documentation and approval process a breeze.”

    Chris Brumby, Big House Little House

  • “Inertia is very pro-active, and able to give input on issues outside of their core disciplines. It is something that is rare to find in our industry.”

    Kiera Leggereit, Project Manager, PDS Group

  • “Not only is the Inertia team great to work with, but they provide a range of services suited to our special design needs. Their projects always come in ahead of schedule.”

    Martin Silec, Managing Director, Concrib