For over 25 years SIE has provided high quality, specialist structural engineering to mining, ports, heavy industrial companies and large infrastructure asset owners. We are a leading Australian-owned consulting firm with structural engineers in Perth, Brisbane, and Newcastle. We don't shy away from complex structural projects; it is what sets us apart. We manage critical, complex, and challenging structural projects in Australia and overseas. By utilising our specialist structural knowledge and experience, we provide our clients with effective advice for procurement, construction, whole-of-life maintenance and management of the integrity of their infrastructure assets.