We’re focused upon developing our workforce, giving back to the community and safeguarding our natural environment. This is what makes us a strong, prosperous and sustainable company.


Our foundations are built upon a productive and open culture, aligned with delivering quality civil construction projects for our clients.



Bulk and Detailed Earthworks

One of the countries largest privately owned civil contractors with significant experience in the provision of both bulk and detailed earthworks services throughout Queensland.

CIVIL ConcretE

Specialist concrete structures

Highly reputable in civil concrete works throughout the mining, energy, industrial and commercial sectors, McCosker’s perform high levels of concrete placement services.


Water Infrastructure Requirements

Providing a large range of quality pipeline and dewatering services, McCosker offer a complete range of project packages including all associated procurement and installation works.


Mining, construction, building and industrial

Excavation and installation of all underground site infrastructure such as storm water, sewer, electrical & communications, as well as civil pavements and above-ground infrastructure, including roads and carparks. 

Residue Management

tailings dams infrastructure AND

Supply of Amphibious Scrollers – designed and built by McCosker – and modified LGP Bulldozers, for all maintenance and operations works for tailings farming.

Industrial services

Management of facilities or infrastructure

We provide a wide range of high performance industrial infrastructure services to the industrial, construction and manufacturing and mining sectors.

Check out our portfolio of projects