Bespoke Commercial Concrete & Paving Construction

We deliver a full range of concrete works, including high-end decorative and bespoke work.

Civil concreting projects

Civil/Site Concrete

Contrax is renowned for its ability to deliver difficult and challenging civil concrete projects, skateparks, playgrounds and streetscape upgrades. We use the latest techniques and equipment to plan, estimate, schedule, form, place and finish concrete to meet or exceed project specifications.

decorative concrete projects

Decorative Concrete Finishes

Contrax provides high-quality decorative concrete in wide range of surface finishes.  Exposed aggregate, acid washed surface treatment and sand-blasted finishes are all part of our service offering.

Contrax paving projects


Our specialist team can fully deliver any type of paving project from excavation and the preparation of foundations and laying formwork to the finished project.
Contrax has the skills and experience to work with all types of substrates  and forms of paving.  


As part of any project we also undertake all associated site works, supported by a professional team of engineers, quantity surveyors, project managers and site supervisors.
Contrax your Auckland earthwork contractors


We have a wide range of earthworks expertise and plant available in-house to tackle the construction of retaining walls, bridges, boardwalks and stairs, streetscapes, skatepark construction and parks and playground projects.

Drainage Solutions

As part of our wider civil siteworks capability, Contrax has an experienced team of registered drainlayers delivering all aspects of civil, sub-division and commercial drainage to support our specialist concrete projects across greater Auckland.

Retaining Walls

Contrax is experienced in the design, engineering & construction of commercial retaining walls.  Whether your project specifies timber, concrete block, keystone, in-situ concrete or mass block retaining wall construction, we can help.

Civil road works


Contrax carries out a range of civil road works as part of our streetscape, commercial and residential construction projects and our capabilities span all aspects of road and pavement construction.

Contrax, the hard landscaping construction specialists

We deliver a full range of concrete works, including high-end decorative and bespoke work.  Contrax crews also undertake all associated site works, supported by our professional team of engineers, quantity surveyors, project managers and site supervisors.

Medium to large-scale custom-concrete projects

Contrax is equally equipped to operate as a head contractor or expert sub-contractor delivering specialist concrete infrastructure, vertical construction & commercial projects

Accountability for
every project

At Contrax, our business structure, systems and processes have been designed to remove risk, increase control and add efficiencies. Our team self-delivers 98% of its hard landscaping construction services


Not your average

Our specialist knowledge equips us to solve concrete construction challenges. Contrax works in a partnership model with head contractors, direct clients and landscape architects to deliver their vision - in full, on time and within budget.

The skilled labour

At Contrax, we know that we're only as good as our people. We have invested in building a large team of highly skilled tradespeople; concreters, pavers, carpenters, drainlayers, machine operators as well as professional engineers and project managers.



Contrax undertakes all aspects of civil construction associated with our specialist concrete projects. Complete siteworks include: drainage, earthworks, retaining walls, base course, kerb and channel, concrete, asphalt, line marking, street furniture and soft landscaping.

  • All
  • Boardwalks & bridges
  • Decorative Concrete
  • Parks & Playgrounds
  • Project Case Studies
  • Retaining walls
  • Skateparks
  • Stairs
  • Streetscapes

Latest Projects

WESTERN PARK Contrax was contracted to deliver the upgrade of an existing walkway and stairs within Western Park in Auckland’s CBD. Western Park is the


Our Clients

Contrax is an experienced contractor and we had confidence that they would come through. They are always willing go the extra mile to hit deadlines and deliver high quality work that meets specifications.”
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Contrax provided solutions to construction problems that were fundamental to the successful outcome of the project. There were multiple parties involved and it’s been the perfect example of a good collaboration. All parties are absolutely delighted with the end-result.
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Contrax created samples, problem-solving along the way and got it right. We were amazed at how well the walls were constructed – the lines matched perfectly even though the concrete was poured at different times. This precision was down to the quality of the Contrax crew and their expertise – they were thorough, detailed and helpful.
Contrax managed themselves on-site and it all worked amazingly well. They are in a different league from any other contractor I’ve worked with.
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