Our journey
FORTH was established in Perth in 2015 with a clear ambition: to build an engineering consultancy where senior expertise is embedded in every project, not reserved for pitches and proposals. Over the past decade the practice has grown to more than fifty engineers and designers, delivering Structural, Civil, Facade, Mechanical, Electrical, Hydraulic and Fire Protection engineering across nearly every building sector.
In 2026 we extended this capability to London, bringing an experienced team with a strong track record in complex delivery, adaptive reuse and the engineering of existing structures. The London and Perth offices operate as one practice – sharing systems, quality procedures and senior leadership across both markets.

What Drive Us
Our engineering is shaped by a conviction that technical decisions should serve the architectural intent, not work against it. We bring a deep understanding of structural form, materials science and construction methodology to every project – collaborating closely with architects and project teams to deliver buildings that are elegant, efficient and constructable.
Integrated delivery
FORTH provides all building engineering disciplines within a single coordinated team. On multi-discipline commissions, our structural, civil and building services engineers work from a shared model, participate in the same design reviews and report to one project lead.

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Client outcomes
We work closely with architects, developers, builders and project managers to resolve both the technical and commercial dimensions of each project – structural efficiency, material optimisation, buildability, programme and cost. Our approach is to understand the project's constraints early and provide clear, well-reasoned engineering advice that enables informed decisions.
The strength of this approach is reflected in a client base defined by trust. Across thousands of projects to date, our portfolio ranges from heritage fitouts to the $320M WA Schools PPP programme – with the same discipline and quality of service applied irrespective of scale.
Design-led engineering
Our practice is design-driven, with a focus on finding solutions that support the architectural vision. This requires early engagement, clear communication and responsiveness as the design develops. We present options with real data – comparative tonnages, cost implications, programme impacts – so that design decisions are made on an informed basis.
Our digital workflows support this approach. A single coordinated model carries through from concept into construction, and interoperability between analysis and modelling platforms enables rapid testing of alternative schemes. When the design changes – and it always does – our engineering adapts without rebuilding from scratch.


Senior-led project delivery
Every FORTH project is led by a director or senior engineer who maintains involvement from inception through to completion. This ensures technical continuity across all design stages, consistent communication with the project team and clear accountability for the engineering outcomes. Our senior team carries active project load alongside their leadership responsibilities – providing the technical depth and responsiveness that complex projects demand.
Get in touch with us
We welcome the opportunity to discuss your project.
Contact our team to explore how FORTH can contribute to your vision.




