About Us

Our Company

Quality Workmanship and Excellent Service

For over 30 years, our business has been built on quality workmanship and excellent service.

As one of Queensland’s most successful retaining wall contractors, we are proud to have built a reputation in the industry for providing only the highest standard in civil construction earthworks, contracting and site works. Experienced operators, quality rock and reliable equipment help make us the first choice for many engineers and developers.

Our Promise

We Love What We Do

At Boulder Wall Constructions, our name is our business and we love what we do.

We are committed to ensuring our walls are built to only the highest standard, on time and within budget. We control every aspect of our service from resource quarrying to transport, maintenance and construction, ensuring quality is maintained across the board. As a specialist rock retaining wall contractor, we are able to design and construct walls up to 10 metres high.


With over 30 years in the industry, Boulder Wall Constructions are true specialists in structural rock retaining walls, civil construction and bulk earthworks.


We own and operate a fleet of six trucks and trailer combinations plus one body truck; this can move 25 to 28 tonnes of material per load.


As a specialist rock retaining wall contractor, we are able to design and construct walls up to 10 metres high.


Our fleet of heavy machinery ranging from 8 to 60 tonnes, is equipped to manage any earthworks project.

Disaster Recovery

Our team has extensive experience with disaster recovery and clean ups, from debris left after floods and cyclones.

Our Management Team

Gavin Turner

Managing Director

Gavin holds various qualifications in Fitting and Turning, Civil Construction and Business Management. He has served as the former President and now Vice President of the Civil Contractors Federation (QLD), representing more than 150 civil contractors and 90 associate members in over seven regional divisions.

Fiona Turner

Admin Manager

Fiona started her working life as a Bank Officer for The Commonwealth Bank, whilst studying Accounting at QLD University of Technology. Since founding the Company with Gavin in 1984, Fiona is now responsible for the overall running of the office and has been involved in all facets of the accounts, finance and administration of the Company

Michael Shield

Construction Manager

Michael is responsible for inspecting the sites at all stages from pre-start to completion and programming construction schedules. His experience in both the quarrying and construction departments at BWC gives him the first-hand knowledge and proficiency to oversee the rock wall construction process from start to finish.

Graeme Atkins

Quarry Manager

Graeme joined BWC in 2001 and has been responsible for managing the Company’s quarrying operations in Warwick, Yangan, Maroon, Rockhampton, Helidon, Gladstone, Trade Coast and Swanbank. Graeme has qualifications in Surface Extraction and Civil Construction and is an active member of the Quarrying Institute of Australia.

Brad Turner

Workshop & Logistics Manager

Having worked with the Company since the age of 13, Brad has first hand experience in the Company’s construction, estimating and transport departments. He took on the role of Logistics Manager and has since taken on the management of all servicing and maintenance of the Company’s fleet in our workshop.