Build with confidence

You can trust us to bring innovation, quality craftsmanship, and reliability to every project, making your vision a reality while ensuring the durability and safety of your property.

As a Sydney-based builder, we understand the unique character of the city and local council regulations.

Established in 1984

We are a family owned and operated building design and construction company based in Sydney NSW.

Welcome to P&N O’Carroll, your premier solution for home renovation, strata building remedial works, and comprehensive building maintenance services. With a commitment to excellence and years of expertise, we specialise in revitalising spaces, ensuring structural integrity, and providing top-tier maintenance for residential and strata properties.

Our skilled team is dedicated to transforming your space, addressing structural issues, and maintaining the quality of your property.

Established in 1984, P&N O’Carroll are honoured to have received numerous Building Awards throughout the decades.

Our Services


Sydney based residential home and apartment renovations. Whether it’s a modern update, a traditional transformation, extension or a complete overhaul, we are dedicated to delivering exceptional results.

Remedial Works

With a focus on structural integrity, safety, and aesthetic enhancements, we provide tailored solutions to address and rectify a wide range of issues.

Building Maintenance

We ensure that your building not only meets but exceed expectations in terms of safety, functionality, and visual appeal.


Waterproofing solutions designed to safeguard your property against the elements, preserving structural integrity and enhancing resilience.

Customer Care

We offer a personalised approach for each of our clients. Every project is given our full attention.

Value for money

Quality inclusions and expertise that are guaranteed to last the test of time without breaking your budget.

Attention to detail

We show up when we say we will and ensure the entire project is managed with care for a quality finish.

Sydney based

We specialise in build renovation and maintenance projects across the Sydney region.

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