Problems we solve

Finding the best solution for each ground problem requires an experienced and tailored approach.

Cracked Walls

Solutions for structural damage due to sinking foundations

Sinking Floors

Solutions for building subsidence

Unlevel Buildings

Solutions for weak ground and subsidence

Weak and Unstable Ground

Solutions for shifting ground or erosion

Holes & Voids

Solutions for cracks, crevices and large voids

Earthquake Damage

Solutions for liquefaction mitigation and ground strengthening

We're happy to have helped

“This is just a short note to thank you and all others associated with Mainmark’s work at this address. All aspects of the work were handled most professionally and politely and, so far at least (only a week has elapsed), the work has been utterly successful. Doors that were difficult now shut easily (with one exception, which can be quite easily fixed) and cracks that were noticeable have almost disappeared.

My wife and I thank you the work, and you and all the team members for the way it was handled.”

Anthony, Ringwood, VIC. February 2019

Job done and a fantastic result was achieved. Credit to your team, they did an amazing job.

Adam, Tempe, NSW. August 2018

Many thanks for taking a huge weight off my shoulders your 3 man team were through gentlemen and I would recommend your service to anyone with a subsidence problem.

Alan, Palmerston North, North Island, NZ. October 2018

I consider that they did an excellent job and performed in a very professional manner.

Bruce, Bondi, NSW. September 2018

Please thank the guys that raised my house today, they were prompt, efficient and very

Ed, Whakatne, NZ. September 2018

Great crew, very respectful of my home and property, also explained things really clearly and so easy to get along with.

Josie, Kaikoura, NZ. March 2018
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Latest blog posts

What to do if your home is subsiding

Foundations are a structurally significant part of any building. While solid, stable foundations help ensure your home has the support it needs for years to come, buildings can and will move. A fundamental reason for this movement is often due to changes in the ground under your home’s footings. Many homes experience foundation movement due

Protecting critical infrastructure from the ground up

How ground improvement can deliver long-term resilience to earthquake prone infrastructure How can you make an earthquake-prone structure more resilient? This was the question posed recently by operators of a waste water treatment plant in Wellington, New Zealand, as they sought proactive measures to protect the asset following the introduction of The Building (Earthquake-prone Buildings)

When is sonic drilling the right solution?

Geotechnical engineers often specify the use of deep drilling to assess soil conditions before commencing complex construction projects. Choosing the right drilling method is one of the most important decisions and can directly impact project outcomes.