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Australia’s #1 Wall Crack Repair Experts.

#1 Top-rated structural repair experts

Don’t Just Take Our Word For It!

Get your home looking it’s best again with Australia’s #1 top-rated* wall crack experts.

386+ reviews on
736+ reviews on
*We’re trusted by thousands of happy homeowners and proudly ranked as Australia’s #1 top-rated company, with more verified reviews from genuine customers than anyone else in the industry.

Seeing Cracks & Gaps Around Your Home?

Don’t worry—Buildfix has a proven, non-invasive wall crack solution that guarantees to stop further damage.
It’s Non-Invasive. Cost-Effective.
No Wall Gets Knocked Down, Ever. Guaranteed!

Cracks in your walls can be more than just cosmetic—they could be a sign of underlying structural issues. But don’t worry, Buildfix has an affordable solution that requires no knocking down walls.
Using advanced, minimally invasive HelicalBar™ technology, we stabilise your walls without causing disruption. Minimal mess, and disruption, no need to knock down walls.

Looking for a permanent solution that won’t disrupt your home or your wallet? Get a FREE structural assessment today.

How Does It Work?

The benefits

Here’s what you can expect from our HelicalBar™ Wall Crack Solution:

Immediate Stability and Support

HelicalBars™ provide long-term reinforcement for your walls, preventing future cracks and ensuring stability.

No Knock-Downs Required

We fix the problem without tearing down walls or major construction, maintaining your homes original character.

Fast and Clean

Most repairs are completed in just one day, with minimal mess and disruption to your home life.

Restored Wall Integrity

Once our repairs are done, your walls will look and perform like new - keeping you and your family safe.

WATCH VIDEO

Watch this time-lapse video to see the benefits of our wall crack repair solution.

Instant results.
Guaranteed to last.

20-Year Warranty

Buildfix warranties are trusted by thousands of Australian homeowners. If our solution doesn’t perform as promised at any time within 20 years, we’ll return to fix it—at no cost to you.

Book your FREE structural assessment today and take the first step towards long-term peace of mind for your home.

Recent projects

Explore our recent projects to see real results.

Relevelled Garage Restores Homeowner’s Peace of Mind

For years, the homeowner of this Loganholme property watched helplessly as the front of his house slowly sank. The brick...
Homeowner

Read more

Roma Street Park Uneven Walkways and Stairs Relevelled

In the early 2000s, Brisbane City Council redeveloped the Roma Street goods and train yard.The project was a monstrou...
Commercial

Read more

Tree Root Damaged Foundation Fixed with Resin Injection

The owners of this coastal property in Balnarring Beach VIC, had been dealing with unsettling subsidence issues, particu...
Homeowner

Read more

Sinking Family Home Releveled with Precision Lift

The owner of this three-bedroom home in ACT, purchased in 2015, began noticing troubling signs of structural movement. T...
Homeowner

Read more

Brick Veranda Realigned to Prevent Roof Collapse

The owners of this three-bedroom home in Mays Hill, NSW, purchased in 2010, recently noticed troubling signs of structur...
Homeowner

Read more

Flood-Damaged Foundations Restored in a Single Day

After spending several months interstate, the homeowner returned to his Kingsgrove property to find an alarming situatio...
Homeowner

Read more

Relevelled Garage Restores Homeowner’s Peace of Mind

For years, the homeowner of this Loganholme property watched helplessly as the front of his house slowly sank. The brick...
Homeowner

Read more

Roma Street Park Uneven Walkways and Stairs Relevelled

In the early 2000s, Brisbane City Council redeveloped the Roma Street goods and train yard.The project was a monstrou...
Commercial

Read more

Tree Root Damaged Foundation Fixed with Resin Injection

The owners of this coastal property in Balnarring Beach VIC, had been dealing with unsettling subsidence issues, particu...
Homeowner

Read more

Sinking Family Home Releveled with Precision Lift

The owner of this three-bedroom home in ACT, purchased in 2015, began noticing troubling signs of structural movement. T...
Homeowner

Read more

Brick Veranda Realigned to Prevent Roof Collapse

The owners of this three-bedroom home in Mays Hill, NSW, purchased in 2010, recently noticed troubling signs of structur...
Homeowner

Read more

Flood-Damaged Foundations Restored in a Single Day

After spending several months interstate, the homeowner returned to his Kingsgrove property to find an alarming situatio...
Homeowner

Read more

California Bungalow Restored After Melbourne Earthquake

This charming 80-year-old California Bungalow in St Kilda, Melbourne, faced a major crisis after the 2021 earthquake. Th...
Homeowner

Read more

Concrete Floor in Ipswich Home Relevelled in Hours

When the owner of this home in Raceview, a suburb of the City of Ipswich, Brisbane, purchased the property, he observed ...
Homeowner

Read more

Apartment Block Stabilised After Light Rail Construction

Standing tall since the 1920s, this three-story apartment block in Kensington, Sydney, was a testament to enduring workm...
Strata

Read more

CSIRO’s Research Buildings Relevelled and Stabilised

The Commonwealth Scientific and Industrial Research Organisation (CSIRO), Australia's national science agency establishe...
Commercial

Read more

Reactive Clay Shrinkage Fixed with a 25mm Foundation Lift

After inheriting his late mother’s rural family home in Murrumbateman, the owner faced a difficult decision. Eager to ho...
Homeowner

Read more

Concrete Underpinning Fixed with Resin Injection

Several years ago, the owners of this home purchased it knowing subsidence issues were present, securing a reduced price...
Homeowner

Read more

Why choose Buildfix?

When it comes to resolving structural issues for homeowners, no one is more committed than Buildfix. For over a decade, we’ve led the way in innovation, ensuring homeowners have access to the most advanced technology and repair methods—always striving to minimise the hassle and cost for you.

As the structural engineer, licensed builder, skilled tradesperson, and manufacturer – all under one roof—you’ll receive a level of service that’s truely unmatched.

Here’s why:

WATCH VIDEO

Watch this time lapse video to see the benefits for yourself.

#1 Top-rated structural repair experts

Don’t Just Take Our Word For It...

Couldn’t be more pleased!

Had some exterior wall cracks from the extreme drought, which we didn’t want to grow. Bruno inspected & recommended HelicalBar’s which would rectify the problem. Ryan performed the work, a brilliant job. We couldn’t be more pleased with the results!
Lisa Congram
Sourced from Trustpilot

Friendly, Polite and Professional Team!

Buildfix recently repaired some subsidence and cracked brickwork at our house. Very happy with the entire process from start to finish. Everyone I dealth with was friendly, polite and professional. Couldn’t find fault with the end result!
Stephen Ashworth
Sourced from Google Reviews

Highly Recommend Buildfix!

Thank you to George and Michael for structural HelicalBar work. We were well informed of the works to be carried out, the workman were very proficient and tidy. Very happy with the results. Quality company with well mannered workers, highly recommend.
Enzo
, Davidstown
Sourced from Trustpilot

Their work is fantastic and without fault

We had such a large crack in our wall that we could see the street outside. With expertise , the area was strengthened with HelicalBars. The crack was also sealed and rendered. Buildfix are a great team, so glad they were recommended to us!
Sharon Clark
Sourced from Google Reviews

Wall Cracks For a Double Brick House

After installing the HelicalBar, they properly patched the wall with cement. The bars in the external wall were installed well and are invisible (very straight now). They are also sealed very well. We are very happy with the process and results.
Gillian Lui
Sourced from Trustpilot

Cracked Brickwork Fixed!

Footing subsidence and cracked brickwork starting to bulge. Buildfix rectified the work and strengthened with HelicalBars. All concerned were polite, professional and informative. Six months later the job looks to be in excellent condition, I would recommend them highly.
Sandra Tyson
Sourced from Google Reviews

Great Work On Wall Cracks!

Buildfix did an outstanding job on the HelicalBar installation. They were prompt and friendly with clear and detailed communication. They were very thorough both in preparation and execution of the work.
Jode
, Brisbane
Sourced from Trustpilot

No More Cracks

Buildfix did an outstanding job on both the subsidence work and HelicalBar installation. They were prompt and friendly with great communication. Every stage of the process was explained to us in detail. They were very thorough and efficient. Very happy, highly recommend for wall cracks.
Jodie Cowle
Sourced from Google Reviews

Geopoly & HelicalBar Install

I’m very happy with the outcome of the GeoPoly and Helical Bar installation. The garage and adjoining walls look 100% better and I’m no longer concerned about falling bricks and sinking foundations. I would not hesitate to have BuildFix back again.
Leanne M
, Brisbane
Sourced from Trustpilot

Highly Recommend for Structural Repairs

Matt’s comprehensive report clearly outlined the structural issues and provided a detailed plan for wall crack repair using helical bars. I was extremely satisfied with the quality of work, professionalism of the team, and overall experience!
Rahul Sharma
, Victoria
Sourced from Google Reviews

Couldn’t be more pleased!

Had some exterior wall cracks from the extreme drought, which we didn’t want to grow. Bruno inspected & recommended HelicalBar’s which would rectify the problem. Ryan performed the work, a brilliant job. We couldn’t be more pleased with the results!
Lisa Congram
Sourced from Trustpilot

Friendly, Polite and Professional Team!

Buildfix recently repaired some subsidence and cracked brickwork at our house. Very happy with the entire process from start to finish. Everyone I dealth with was friendly, polite and professional. Couldn’t find fault with the end result!
Stephen Ashworth
Sourced from Google Reviews

Highly Recommend Buildfix!

Thank you to George and Michael for structural HelicalBar work. We were well informed of the works to be carried out, the workman were very proficient and tidy. Very happy with the results. Quality company with well mannered workers, highly recommend.
Enzo
, Davidstown
Sourced from Trustpilot

Their work is fantastic and without fault

We had such a large crack in our wall that we could see the street outside. With expertise , the area was strengthened with HelicalBars. The crack was also sealed and rendered. Buildfix are a great team, so glad they were recommended to us!
Sharon Clark
Sourced from Google Reviews

Wall Cracks For a Double Brick House

After installing the HelicalBar, they properly patched the wall with cement. The bars in the external wall were installed well and are invisible (very straight now). They are also sealed very well. We are very happy with the process and results.
Gillian Lui
Sourced from Trustpilot

Cracked Brickwork Fixed!

Footing subsidence and cracked brickwork starting to bulge. Buildfix rectified the work and strengthened with HelicalBars. All concerned were polite, professional and informative. Six months later the job looks to be in excellent condition, I would recommend them highly.
Sandra Tyson
Sourced from Google Reviews

Great Work On Wall Cracks!

Buildfix did an outstanding job on the HelicalBar installation. They were prompt and friendly with clear and detailed communication. They were very thorough both in preparation and execution of the work.
Jode
, Brisbane
Sourced from Trustpilot

No More Cracks

Buildfix did an outstanding job on both the subsidence work and HelicalBar installation. They were prompt and friendly with great communication. Every stage of the process was explained to us in detail. They were very thorough and efficient. Very happy, highly recommend for wall cracks.
Jodie Cowle
Sourced from Google Reviews

Geopoly & HelicalBar Install

I’m very happy with the outcome of the GeoPoly and Helical Bar installation. The garage and adjoining walls look 100% better and I’m no longer concerned about falling bricks and sinking foundations. I would not hesitate to have BuildFix back again.
Leanne M
, Brisbane
Sourced from Trustpilot

Highly Recommend for Structural Repairs

Matt’s comprehensive report clearly outlined the structural issues and provided a detailed plan for wall crack repair using helical bars. I was extremely satisfied with the quality of work, professionalism of the team, and overall experience!
Rahul Sharma
, Victoria
Sourced from Google Reviews

Have any questions?

We are here to answer any questions you may have Monday – Friday 9am to 4pm AEST. Give us a call on 1300 854 115.
How do I know if my home needs wall crack repairs?
If you’re noticing cracks in your walls, particularly near doors and windows, or if they’re growing over time, it’s likely you have a structural issue. Contact us for a free assessment and we’ll diagnose the problem.
No, not at all! Unlike traditional methods, our approach is non-invasive. We use HelicalBars™ and other advanced technologies to fix the cracks without any wall demolition.
The cost of repairing wall cracks depends on the severity of the damage. Most residential repairs range from $5k to $20k.. We offer a free assessment and provide a fixed quote with no hidden fees.
In addition to wall crack repair, we provide subsidence repair, slab jacking, rising damp solutions, and more. We ensure your home is not only structurally sound but looks great too.

#1 Wall Crack Repair
Top-Rated in Australia

We’re happy to look at your home for FREE.

#1 Wall Crack Repair
Top-Rated in Australia

We’re happy to look at your home for FREE.

Don’t Just Take Our Word For it...

"Couldn’t be more pleased!"

Had some exterior wall cracks from the extreme drought, which we didn’t want to grow. Bruno inspected & recommended HelicalBar’s which would rectify the problem. Ryan performed the work, a brilliant job. We couldn’t be more pleased with the results!
Lisa Congram
Sourced from Trustpilot

"Friendly, Polite and Professional Team!"

Buildfix recently repaired some subsidence and cracked brickwork at our house. Very happy with the entire process from start to finish. Everyone I dealth with was friendly, polite and professional. Couldn’t find fault with the end result!
Stephen Ashworth
Sourced from Google Reviews

"Highly Recommend Buildfix!"

Thank you to George and Michael for structural HelicalBar work. We were well informed of the works to be carried out, the workman were very proficient and tidy. Very happy with the results. Quality company with well mannered workers, highly recommend.
Enzo
, Davidstown
Sourced from Trustpilot

"Their work is fantastic and without fault"

We had such a large crack in our wall that we could see the street outside. With expertise , the area was strengthened with HelicalBars. The crack was also sealed and rendered. Buildfix are a great team, so glad they were recommended to us!
Sharon Clark
Sourced from Google Reviews

"Wall Cracks For a Double Brick House"

After installing the HelicalBar, they properly patched the wall with cement. The bars in the external wall were installed well and are invisible (very straight now). They are also sealed very well. We are very happy with the process and results.
Gillian Lui
Sourced from Trustpilot

"Cracked Brickwork Fixed!"

Footing subsidence and cracked brickwork starting to bulge. Buildfix rectified the work and strengthened with HelicalBars. All concerned were polite, professional and informative. Six months later the job looks to be in excellent condition, I would recommend them highly.
Sandra Tyson
Sourced from Google Reviews

"Great Work On Wall Cracks!"

Buildfix did an outstanding job on the HelicalBar installation. They were prompt and friendly with clear and detailed communication. They were very thorough both in preparation and execution of the work.
Jode
, Brisbane
Sourced from Trustpilot

"No More Cracks"

Buildfix did an outstanding job on both the subsidence work and HelicalBar installation. They were prompt and friendly with great communication. Every stage of the process was explained to us in detail. They were very thorough and efficient. Very happy, highly recommend for wall cracks.
Jodie Cowle
Sourced from Google Reviews

"Geopoly & HelicalBar Install"

I’m very happy with the outcome of the GeoPoly and Helical Bar installation. The garage and adjoining walls look 100% better and I’m no longer concerned about falling bricks and sinking foundations. I would not hesitate to have BuildFix back again.
Leanne M
, Brisbane
Sourced from Trustpilot

"Highly Recommend for Structural Repairs"

Matt’s comprehensive report clearly outlined the structural issues and provided a detailed plan for wall crack repair using helical bars. I was extremely satisfied with the quality of work, professionalism of the team, and overall experience!
Rahul Sharma
, Victoria
Sourced from Google Reviews

"Couldn’t be more pleased!"

Had some exterior wall cracks from the extreme drought, which we didn’t want to grow. Bruno inspected & recommended HelicalBar’s which would rectify the problem. Ryan performed the work, a brilliant job. We couldn’t be more pleased with the results!
Lisa Congram
Sourced from Trustpilot

"Friendly, Polite and Professional Team!"

Buildfix recently repaired some subsidence and cracked brickwork at our house. Very happy with the entire process from start to finish. Everyone I dealth with was friendly, polite and professional. Couldn’t find fault with the end result!
Stephen Ashworth
Sourced from Google Reviews

"Highly Recommend Buildfix!"

Thank you to George and Michael for structural HelicalBar work. We were well informed of the works to be carried out, the workman were very proficient and tidy. Very happy with the results. Quality company with well mannered workers, highly recommend.
Enzo
, Davidstown
Sourced from Trustpilot

"Their work is fantastic and without fault"

We had such a large crack in our wall that we could see the street outside. With expertise , the area was strengthened with HelicalBars. The crack was also sealed and rendered. Buildfix are a great team, so glad they were recommended to us!
Sharon Clark
Sourced from Google Reviews

"Wall Cracks For a Double Brick House"

After installing the HelicalBar, they properly patched the wall with cement. The bars in the external wall were installed well and are invisible (very straight now). They are also sealed very well. We are very happy with the process and results.
Gillian Lui
Sourced from Trustpilot

"Cracked Brickwork Fixed!"

Footing subsidence and cracked brickwork starting to bulge. Buildfix rectified the work and strengthened with HelicalBars. All concerned were polite, professional and informative. Six months later the job looks to be in excellent condition, I would recommend them highly.
Sandra Tyson
Sourced from Google Reviews

"Great Work On Wall Cracks!"

Buildfix did an outstanding job on the HelicalBar installation. They were prompt and friendly with clear and detailed communication. They were very thorough both in preparation and execution of the work.
Jode
, Brisbane
Sourced from Trustpilot

"No More Cracks"

Buildfix did an outstanding job on both the subsidence work and HelicalBar installation. They were prompt and friendly with great communication. Every stage of the process was explained to us in detail. They were very thorough and efficient. Very happy, highly recommend for wall cracks.
Jodie Cowle
Sourced from Google Reviews

"Geopoly & HelicalBar Install"

I’m very happy with the outcome of the GeoPoly and Helical Bar installation. The garage and adjoining walls look 100% better and I’m no longer concerned about falling bricks and sinking foundations. I would not hesitate to have BuildFix back again.
Leanne M
, Brisbane
Sourced from Trustpilot

"Highly Recommend for Structural Repairs"

Matt’s comprehensive report clearly outlined the structural issues and provided a detailed plan for wall crack repair using helical bars. I was extremely satisfied with the quality of work, professionalism of the team, and overall experience!
Rahul Sharma
, Victoria
Sourced from Google Reviews
410+ reviews on
750+ reviews on

More Questions...

How do I know if my home needs wall crack repairs?
If you’re noticing cracks in your walls, particularly near doors and windows, or if they’re growing over time, it’s likely you have a structural issue. Contact us for a free assessment and we’ll diagnose the problem.
No, not at all! Unlike traditional methods, our approach is non-invasive. We use HelicalBars™ and other advanced technologies to fix the cracks without any wall demolition.
The cost of repairing wall cracks depends on the severity of the damage. Most residential repairs range from $5k to $20k. We offer a free assessment and provide a fixed quote with no hidden fees.
In addition to wall crack repair, we provide subsidence repair, slab jacking, rising damp solutions, and more. We ensure your home is not only structurally sound but looks great too.
Absolutely! We back all of our wall crack repairs with a 20-year warranty.