Get structural foundation repair from the underpinning experts
We’ve repaired over 570+ homes like yours using Katana Foundations world-leading screw pile technology with 100% success rate
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Problems we solve in your home
Permanently!
If you are experiencing one or more of the following issues in your home, this could indicate a foundation problem in need of repair. The quickest way to find out is to get some expert advice.
Through our free home checkups, we’ve helped 1,300+ homeowners uncover the root causes of their subsiding and cracked houses, providing transparent advice to improve the safety, appearance and value of their home.

Get a permanent, structural solution
Not a BandAid fix!
When a foundation is in need of repair, we engineer a solution using foundation screw piles, which results in a structural, permanent resolution.
Whilst cheaper resin injection options are available, they are not suited to all soil conditions or subsidence causes, and can therefore lead to further problems (we have rectified numerous failed resin injection).
Foundation Repair
Our Services
A complete range of expert underpinning services, developed to deliver nothing less than a 100% success rate, 5 Star reviews, and a permanent, engineered fix to your foundation.

Checkup
A free assessment of your property to determine the severity of your foundation problems and provide expert recommendations.

Engineering
Detailed site inspection report by a registered structural engineer. Independent verification of issues and recommended solutions.

Underpinning
Permanent, structural underpinning repair for homes with cracked walls, sinking foundations and subsidence issues.

Innovation
Our expert team develops new underpinning technologies that improve the delivery of screw piles underpinning services.

Why we’re the best choice
Because YOU deserve more!
Repairing your foundation is no small decision. We do everything we can to make your decision easier, by providing a service that is helpful, transparent and trustworthy.
We're a Master Builder in QLD and NSW
Locked Pricing
Locked Schedule
Before & After


Clontarf


Bli Bli


Bridgeman Downs
Our Process
We put the ‘Wunderful’ in Underpinning
1. Book a complimentary home visit
2. We provide our Recommendations
If your property requires remediation and if underpinning is an appropriate solution, then our recommendations will include service options, which often include an engineer’s report.
3. Locked Cost Proposal
With the information collected during the site visit and engineer’s report, along with our depth of underpinning expertise, we are able to now provide a detailed locked cost underpinning proposal.
4. Get an Engineer’s Report
5. Underpinning Commences
We start the project with a Kick-off Meeting on site with you, to go over the process in detail and make sure you’re fully informed of every step.
6. Lift Day
7. Clean Up
8. Project Completion
We wrap up all certifications and close out the project.
What our customers have to say
Thank you


Our Partners




Our success stories
Choose a company with 100% foundation repair success rate

Get in touch today...
And get expert advice on cracked houses and foundation problems!
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