Ostwald Bros Pty Ltd

Contact Details

Head Office

Lot 6, Winton Street
Dalby QLD 4405

+61 7 4669 9400
+61 7 4669 9450

ABN  91099115009

Other Locations

South Brisbane QLD

Company Profile

Starting out as a civil construction company in 1990, Ostwald Bros has expanded its capabilities transforming into a fully integrated services provider. Operating at the forefront of Australia’s critical infrastructure, oil and gas fields and world class coal fields, the Ostwald Bros Group offers integrated services throughout the project lifecycle. Our diverse capabilities in civil, mining services, materials supply, facilities and accommodation management, bulk haulage and transport and rural operations are tailored to provide solutions that deliver value and flexibility. We own and operate a large fleet of Caterpillar construction plant and equipment, and provide complete mechanical maintenance and servicing through our modern workshop facilities. Our services extend to asset maintenance and field roustabout services to the sectors in which we operate.

Products and Services

Civil construction
Road construction
Ponds & dams
Bulk earthworks
Concrete structural works (e.g. bridge construction and maintenance)
Vegetation management
Facilities construction & management
Gravel & concrete production & haulage
Transportation & haulage
Contract surface mining


AS/NZS ISO 9001:2008
AS/NZS 14001:2004
AS/NZS 4801:2008
Ostwald Bros have also obtained Federal Safety Accreditation, and is qualified to conduct civil construction works nationally, including but not limited to QLD, NSW, NT and SA.