Operating for 35 Years I 150+ Years of Experience I 84,000+ Jobs Completed I Iso Accredited I In-house Engineers

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Submit your enquiry using our online form and include a brief message about the issues you are experiencing. A Mainmark expert will contact you within the next 24 to 48 hours, excluding weekends and public holidays.

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Commercial

Utilities

Cost-Effective Infrastructure Repair

Extending the Lifespan of Utilities through Proven Ground Engineering Techniques

Repairing ageing and damaged infrastructure is most often more cost effective than replacing it.

Mainmark uses proven ground engineering and asset rehabilitation solutions and techniques to help asset owners including local councils to extend the life of utilities.

Our expertise extends to remediating assets for electricity, gas, waste management, telecommunication providers, as well as water authorities.

De-commissioning Assets

Utilising non-invasive solutions

When preparing to decommission or abandon below-ground assets, our Terefil® technology provides an advanced lightweight cellular concrete for soil replacement, large void filling, and pipe abandonment.

Teretek® improves ground beneath assets and corrects subsidence, minimising downtime and service disruption.

Our non-invasive solutions eliminate the requirement for excavation, ensuring minimal disruption to the surrounding area.

  • Correcting tilted transformer slabs
  • Mitigating risk of rocking of wind turbine base pads
  • Lifting out dips where water is ponding
  • To provide targeted ground improvement to weak sub-grade soils

Cost Savings & Sustainable Solutions: Repairing Aging and Damaged Utilities

Video

Re-levelling a Water Tank

Re-levelling

Mainmark specialises in re-levelling buildings that have experienced subsidence, settlement, or other structural issues leading to uneven floors and foundation cracks.

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Ground Improvement

Mainmark specialises in advanced ground improvement methods, delivering a suite of technologies that cover densification, solidification, and soil replacement methods.

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Void Filling

Mainmark offers comprehensive void filling solutions for diverse market sectors, using specialised chemical or cementitious grouts.

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Features & Benefits

Mainmark’s Solutions & Technologies

Fast

Our technologies have fast curing times and treated areas can be used immediately or without the delays compared to traditional repair methods.

Immediately Trafficable

As soon as the repair is completed, the area can be re-opened to traffic and full use.

Non-Invasive

Repairs are performed without the need for excavation, extensive disruption.

Cost-Effective

Compared to traditional methods, our solutions are more cost-effective.

Get a quote

Arrange a site assessment in 3 simple steps:

Step 1

Submit your enquiry using our online form. Include a brief message about the type of problem you are experiencing.

Step 2

One of our expert team members will be in touch to schedule a site inspection that suits you.

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Mainmark

© 2025 The Mainmark group of companies. ‘Mainmark®’, ‘Terefil®’, ‘Terefirm®’ and ‘Teretek®’ are trademarks of the Mainmark group of companies.

Mainmark Ground Engineering Pty Ltd
ABN: 51 606 182 503

ISO 9001
ISO 14001
ISO 45001

Solutions

Ground Improvement

Subsidence Repair

Re-Levelling

Void Filling

Slab Lifting

Crack Wall Repair

Sinking Floors

Sinking Foundation Repair

Underpinning Repairs

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Teretek®

Terefil®

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Locations
Mainmark Sydney

169 Sailors Bay Rd, Northbridge New South Wales 2063

 

Mainmark Melbourne

Unit 8, 33 Rosalie Street, Springvale Victoria 3171

Mainmark South Australia

19 Heath St, Lonsdale SA 5160

Mainmark Queensland

20 Computer Road, Yatala QLD 4207

Mainmark Perth

115 Excellence Dr, Wangara WA 6065

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