Our completed renovation and construction projects showcasing underpinning, building, and renovation are executed using the best in design, materials, and integrated planning to deliver residential, commercial, government, and private renovation and construction projects.

Managing everything from design to completion, the allenCO Construction team ensures your new build or underpinning project is carried out efficiently to the highest standard.

We hope these before and after photos for home extensions, second-story additions, underpinning and foundation repairs, full renovations, and more inspire you to see the potential of your vision for your home or construction project.

Beautiful white open plan family room with wall mounted tv, couches, and a staircase - allenCO construction

When Tully and Melissa Barnes discovered their family was to grow with the impending arrival of twins, they decided to transform their gorgeous heritage home located just a stone’s throw from the beach at Glenelg North.

With full creative control and the allenCO Construction team by their side, they transformed this beautiful space into something that is bright, airy, spacious, and functional – READ MORE


Newly refurbishled heritage home with stone front - allenCO construction

Megan purchased her recently renovated heritage home in the highly sought-after area of Malvern.

Around three months after purchasing her dream home and after movement from winter weather, structural issues began to show. Repairs and renovations completed by a previous owner-builder were failing, showing movement in the foundations with large cracks to the walls throughout her family home.

Determined to protect her investment, Megan sought the help of our team to facilitate underpinning and foundation repairs, and general repairs to the walls and other areas of her home – READ MORE


Completed home at dusk located in Dawesley after renovation by allenCO construction

Our client purchased a hobby farm in the rolling hillside town of Dawesley seeing not just the home as it was, but what it could be.

Reimagining the design, they commissioned our team to open up their kitchen, living, and dining space, renovate two bathrooms and their laundry, fit new cabinetry throughout, remodel the fireplace, and the pièce de résistance – Installation of hydronic underfloor heating throughout the entire home *Chef’s Kiss* – READ MORE


Hole in the ground ready for underpinning and a hand holding a piece of broken resin that failed to fix a broken foundation

New project details coming soon!


Considering underpinning, foundation repairs, an extension, addition, or a full renovation?

CONTACT US – 0429 999 478