Southern Highlands'Most Trusted OSD Tanks and Retaining Walls Builder

Buildaroo is Southern Highlands' most trusted and competent builder. We take on the jobs most project home builders exclude from their contracts, including On-Site Detention Tank Systems (OSD Tanks) and Retaining Walls.

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We offer quality workmanship on
every project

Personally handle project management
and execution of all works

Provide homeowners warranty
for all jobs over $20,000

Are covered for $20,000,000
in public liability insurance

Our Team Has Over 15-Years of
Industry Experience

Project

Rentaining Walls

Our Team Will Never Compromise on Delivering Exceptional Quality & Workmanship

Buildaroo is the most trusted and competent builder. We take on the jobs that most project home builders exclude from their contracts. Identifying weaknesses of the building industry such as On-Site Detention Tank Systems (OSD Tanks) and Retaining Walls, we have turned
these weaknesses into our strength.

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Delivering Projects in the Shortest and Safest Time

With over 15-years of industry experience, you can rest assured that we will be able to deliver your required projects in the shortest and safest time-frame possible, without compromising on delivering exceptional quality and workmanship.

We service the area of Southern Highlands, Wollongong and its surrounding areas; feel free to contact us.

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Over 15 Years Experience

All Services

OSD tanks

Buildaroo as a licenced Builder and Plumber can take charge of the whole OSD tank construction process

Retaining walls

A good driveway design will draw people’s
eyes to focus on your home and create a
welcoming feeling

Driveways

Buildaroo experience and knowledge have
enabled us to select some of the best products
on the market

Retaining Wall Specialists

Buildaroo specialises in designing and constructing high-quality retaining walls that combine strength, functionality, and visual appeal.

OSD Tank Experts

Buildaroo are trusted OSD (On-Site Detention) tank specialists, delivering complete stormwater management solutions from excavation through to final installation. As licensed builders and plumbers, they manage every stage of the construction process, ensuring each tank meets engineering specifications and council requirements. Their custom-built OSD tanks help control stormwater runoff, reduce flood risks, and improve site compliance.