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Delivering technical excellence and innovative solutions to manage
complex risk in challenging environments sets us apart from our competitors.

Our diverse portfolio of services in geotechnical, environmental, testing, project management and international development creates value across the asset lifecycle for our clients and communities.







Environmental management: challenges and opportunities for the resource sector in PNG

Environmental management in the resource sector has a chequered past in PNG - the past environmental legacies, particularly at some high profile mines, and industry, regulators and communities alike are reminded about this on a near-daily basis.

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Using a challenge fund to spur district governments to invest in innovation

A challenge fund has enabled two district governments in Pakistan to share the risk of investing in innovative ideas for public service delivery.

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Latest news

20 January 2017
World’s largest IMAX demolition - roof lift

A team consisting of Delta Group, Grocon, Northrop and Coffey gathered in Darling Harbour, NSW before first light on Saturday morning to begin work on demolishing the world’s largest IMAX screen.

Latest news

19 January 2017
Sydney welcomes Ondrej Synac

We are extremely pleased to announce that Ondrej Synac has joined our NSW business in the role of Principal Geotechnical Engineer.

Latest news

13 January 2017
Investigations of geomembrane integrity within a 25-year old landfill capping

The paper describes a series of investigations into the performance of a 16 hectare geomembrane capping at Low Level Waste Repository.





Our reputation has been built around our ingenuity and our consistent delivery
of smart solutions.

Which is why we look for people who live to do the type of work we do – work that involves deep expertise and new thinking.