Queensland’s Most Recognised Civil Company


McCosker are experts in the fields of bulk earthworks, civil constructions, HDPE pipelines, mining infrastructure and structural and civil concrete work scopes.


Bulk and Detailed Earthworks


One of the country’s 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 volume, large scale 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, manufacturing and mining sectors.

Check out our portfolio of projects