Smart, practical engineering for residential builders
Streamline your build with practical, innovative, and client-focused solutions across soil testing, foundation design, structural engineering, building hydraulics, and compliance inspections.
What we do
Engineering services for local builders
With our own NATA accredited laboratory, we deliver faster, more accurate soil testing, site classification, site investigation, and geotechnical engineering results.
Work with specialists in custom foundation design, and get site-specific designs for your residential and commercial projects.
Partner with the residential and commercial structural engineering experts to ensure you get compliant, efficient, high-performing structures.
We offer compliance inspection services with live updates from site so you know about any defects (and how to fix them) right away. It's the best way to minimise downtime, maximise confidence, and ensure everything is ready for handover on time.
Partner with hydraulic engineering consultants who look at all aspects of your site, from flows and drainage to sustainability and efficiency.
With fast and accurate assessments and reports, we’ve got your residential geotechnical engineering needs covered.
What makes us different?
Our experience and capabilities mean you can rely on us to deliver quality, every time
Half a million and counting
We've worked on over half a million projects across residential and commercial sectors. With over 1200 jobs every month, we're one of the most experienced engineering consulting firms in the country.
Smarter design insights
With millions of data points captured throughout our years working in the field, we've developed models and design tools that provide smarter design insights for our clients.
Own NATA Accredited Laboratory
Soil testing is a critical step to bringing a new structure to life and ensuring it stays standing for a lifetime. We take it so seriously, we have our own NATA accredited laboratory where soil samples are sent for analysis.
You get more
With STA, you get more soil sampling, more insights, more legible engineering reports, and more accurate results. And with end-to-end support, you can count on us for a wider range of engineering consulting services, from pre-design advice to ongoing compliance inspections.
Processes you can rely on
Over the last 29+ years, we've tested and refined our processes to deliver reliable quality, consistent timing, and clear communication. We've designed our processes so you can deliver better experiences for your clients.
Better client experience
Our internal processes are streamlined so you get regular updates and your engineering reports generated sooner. But most importantly, get direct access to the technical consultant you're working with so you can ask questions and get help whenever you need it.