We are a group of experienced contracting businesses

Collectively, we have over 130 years experience delivering industry leading civil construction solutions that have long term benefits for local communities, the environment, and our people. Our full range of services and unique capabilities delivers innovative, end-to-end infrastructure solutions. Across the Isaac Group you will find the capabilities, capacity and experience to deliver on any project, no matter the scale or complexity. We are one of few to offer niche construction and engineering abilities in bridge and dam building.

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Isaac Construction

Based in Christchurch (but working all over NZ), Isaac Construction specialises in civil construction, infrastructure works and earthmoving. They’ve been shaping the South Island for over 70 years; in fact, Isaac built some of the earliest roads around here. With many different divisions within the business, Isaac tackle all kinds of projects.

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Simcox Construction

Simcox are well known around Marlborough, Tasman and North Canterbury for their civil construction services, including their expertise in vineyard development and dam construction – which is something not that many companies can do.

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Liddell Contracting

Liddell are one of the South Island's most diverse contractors, offering engineering, civil construction, crane operation and hire, blasting and coating, and more – like bridge construction, another kind of project you won’t find at many workplaces.

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