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Build on us.

Welcome to Bachy Soletanche Australia, the country's leading geotechnical engineering company. We are the world leader in foundations and soil technologies.

Serving Australia since the mid-1970s, we offer one of the widest ranges of geotechnical solutions on the market.

Built on Strong Foundations.

Bachy Solentanche Australia provides high-quality, efficient, and cost-effective solutions to the building and engineering industries. We have roots in Australia tracing back 40 years, having established the diaphragm wall technique in Australia.

Forming lasting relationships, we've developed schemes and achieved cost efficiencies through quality engineering, collaborative working, and ensuring that safety is at the forefront of all of our operations.

Discover our range of geotechnical technologies, enabling cost-effective, durable, and quality engineering solutions.

Our Solutions

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Foundation Design

State of the art complex foundational design, including retaining walls and anchoring.

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Retaining Wall

State of the art complex foundational design, including retaining walls and anchoring.

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Pile Testing

State of the art complex foundational design, including retaining walls and anchoring.

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Diaphragm Wall

State of the art complex foundational design, including retaining walls and anchoring.

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Ready to talk?

We have the solution to suit your needs, anchored in the highest quality engineering and design. Get in touch to find out more about what we can offer you and your project. 

Exceptional technologies with local experience.

Why Us?

Experienced

Bachy Soletanche Australia combines dedicated design and project engineers with experienced and well trained piling crews. Together, these teams have successfully completed contract works for some of Australia's largest infrastructure and building projects.

Success

We have successfully executed design, construct and pile testing projects. In recent years, we have worked on major infrastructure projects across Australia including the Epping to Chatswood Rail Link, Barangaroo, Kurnell Desalination Plant and Pacific Highway upgrades.

Safety

We are 100% committed to protecting the health and safety of everyone involved in, or affected by, our operations. 
 
We strive to create a culture of world-class safety through visible leadership, clear expectations, streamlined systems and robust risk management.

Innovation

Innovation is in our DNA. Driven by an ambitious R&D policy and the skills of our dedicated engineers, innovation enables us to develop new processes, equipment and materials. The effort and investment we put into innovation have resulted in some of the major breakthroughs in our sector.