Book in your FREE, no-obligation site inspection. Contact us today for peace of mind.

Quick Enquiry Call Us


If you cant find what you’re after please don’t hesitate to contact us.

Select Region

Please select the global region website you'd like to view.


Quick Enquiry

Submit your enquiry using our online form and include a brief message about the type of issues you are experiencing. One of the Mainmark experts will contact you as soon as possible.

This field is for validation purposes and should be left unchanged.


Seismic Strengthening

Leaders in Seismic Strengthening

Mainmark are industry leaders in delivering seismic strengthening projects across New Zealand.

We have been providing turnkey solutions to secure buildings against future seismic events for over three decades across Australasia and Japan, offering our commercial and public clients unparalleled peace of mind.

Our team collaborates closely with clients to develop the most efficient and effective solutions to strengthening and seismic challenges. We offer comprehensive design and build options, leveraging long standing relationships with highly skilled earthquake engineers and subcontractors. 

We mitigate risk for local authorities and commercial and residential property owners by offering:

A dedicated point of contact from project inception to compliance to ensure open and transparent communication throughout.
Complete project and subcontractor management on our client’s behalf.
Competitive rates and flexible contract terms tailored to meet a client’s needs.
A detailed understanding of Kiwi building standards, an in-depth knowledge of local ground conditions, and strong engineering partnerships across the New Zealand construction sector.
Quality products and solutions for the strengthening and repair of heritage and modern buildings across the motu.
Need help?

Need Help With A Project? Contact Us Today

Over three decades of seismic repair and strengthening

The Mainmark Group has been an industry leader in the field of seismic assessment and strengthening for over thirty years

Our experts have been consistently providing solutions to the commercial and public sectors since the 1989 Newcastle earthquake.

The New Zealand Mainmark team has capitalised on Mainmark Australia’s investment in the development and implementation of new technologies, adding our own local knowledge and expertise born of operating in the ‘Shaky Isles’.

Partnership Testimonial

Achieving 100% NBS with Mainmark’s Resin Injection

Learn how Mainmark and AMP Capital worked together to enhance building resilience and structural stability.

In this insightful interview with Brett Christie, AMP Capital Development Manager, discover how Mainmark’s Resin Injection played a crucial role in achieving 100% NBS (New Building Standard) after the 2010/2011 Canterbury Earthquakes. Explore the innovative solution for liquefaction mitigation as part of a multi-solution relevel and seismic upgrade.


Hand in hand with our industry partners, we specialise in delivering cutting-edge solutions for seismic and structural strengthening

Get An Expert Opinion

Get a FREE site assessment in 3 simple steps:

Step 1

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

Step 2

Our friendly customer service team will be in touch to schedule a site assessment that suits you.

Step 3

One of the Mainmark experts will visit your home or property, assess the damage, and ascertain the likely cause. They will establish the approach needed, creating a plan specific to the needs of your building and provide you with a detailed quote.

This field is for validation purposes and should be left unchanged.

© 2024 The Mainmark group of companies. ‘Mainmark®’, ‘Terefil®’, ‘Terefirm®’ and ‘Teretek®’ are trademarks of the Mainmark group of companies.

Mainmark Ground Engineering (NZ) Ltd





About Mainmark

Our team




Media & Press



Privacy Policy

Terms and Conditions

Created by Codex