Our History

Construction services have been the lifeblood of the McMahon family for generations. McMahon Services celebrated its first 30 years in business in 2020 – one of many key milestones in its history.

1990 David and Andrew McMahon establish McMahon Services with 12 staff in Dry Creek (SA)

1990 Port Pirie office established to provide industrial services to the lead smelter – a contract still held today

1991 Australian National Rail remediation work taking us across the Nullarbor and Alice Springs line

1992 Extensive asbestos removal and demolition works at the Port Augusta Power Station

1995 Demolition, remediation and excavation of the former Carlton United Brewery site in the Brisbane CBD

1997 Demolition of the Stokes Hill Power Station – single largest demolition project undertaken in the NT

1998 Demolition of the former John Martins building – single largest asbestos / demolition project undertaken in SA

2004 Darwin office established

2005 Brisbane office established

2006 Karratha office established

Intract Indigenous Contractors (2)

2009 McMahon Services awarded Federal Safety Accreditation

2009 McMahon Services team grows to more than 450 staff

2010 McMahon Services purchases the Ultra High Reach Demolition Excavator – largest of its kind in Australia

2010 McMahon Services celebrates 20 years

2011 Decommissioning and scuttling of the ex-HMAS Adelaide

2011 Official launch of Intract Indigenous Contractors

2011 Received National CCF Earth Award for Birkenhead Remediation Project

2012 New facility established in the Gap Ridge Industrial Estate in Karratha for McMahon Services and Metalcom

2012 Perth office established

2012 Whyalla office established

2012 Achieved Federal Safety Re-Accreditation

2012 SafeworkSA Award – Best Individual Contribution to Workplace Health & Safety – OHS Manager or Person with OHS Responsibility

2012 Delivered the first ever charge cutting demolition in South Australia

2012 McMahon Services and Intract Indigenous Contractors become proud Premier Partners of the Northern Territory Football Club – NT Thunder

2012 Our internal health and wellbeing project – Health Kick – is launched

2013 Intract Indigenous Contractors secures largest project to date – civil works contract for Santos at the Mereenie Oil & Gas Fields

2013 Offices in Alice Springs, Sydney and Melbourne established

2014 Industrial and Resources Construction division is established

2014 Intract Australia was established, 51% Indigenous owned enterprise

2014 National CCF Award – Adelaide Oval Redevelopment

2015 Groundwater Treatment Solutions was established as a business unit of McMahon Services

2015 Iconic West End Brewery Redevelopment project completed

Adelaide Oval Demolition 18 Days

2015 Awarded largest demolition project in our history, $25 Million

2015 Townsville office established

2015 Crane Industry Council of Australia – Awarded Lift of the Year for Cranes over 130 tonnes

2015 CCF Award – Excellence in Civil Construction, for projects $10 – $30 million

2015 We added two new specialist excavators to our fleet – PC850 and PC1250

2016 Katherine office established

2016 Temporary Events Infrastructure business established

2016 1,000 LTI free days at West End Brewery project – ongoing

2016 Intract Federal Safety Accreditation acquired

2016 Commenced work on the Port Augusta Power Station Decommissioning project

2016 Completed the Wingate Dam construction – Gawler Water Reuse Scheme project

2016 Secured work on the Northern Connector project – Industry Partner

2016 Master Builders Association Award -Excellence in a Commercial Refurbishment / Redevelopment over $5 million

2016 World Demolition Award – Best Industrial Demolition Project

2017 McMahon Services commissions the largest, heaviest and most powerful mobile demolition shear in the world, the Komatsu PC4000

2017 First project in New Zealand for the Museum of Transport and Technology

2017 McMahon Services recognised by Demolition and Recycling International as Largest Demolition Contractor in the Southern Hemisphere

2017 McMahon Services commences work on the Old Royal Adelaide Hospital demolition works

2018 McMahon Services opens Port Augusta and Kalgoorlie offices

2018 McMahon Services expands operations across the Tasman Sea to New Zealand opening an office in Auckland

2020 McMahon Services opens Wellington and Dunedin offices