The O'Neill & Brown Plumbing Company (ONBP) have been delivering high-quality plumbing infrastructure to Canberra and the surrounding regions for over 50 years. Over that time, the company has evolved into one of the largest plumbing companies in Canberra, building a reputation of reliability and trust. Our large, dedicated workplace can deliver quality work on commercial projects, as well as refurbishment jobs and residential properties.

O'Neill & Brown Fire Services (ONBFS) deliver the very best in fire safety systems to protect Canberra. We have built a reputation for designing and building fire protection systems that are in line with the highest industry standards, and within budget and project timeframes. Our team consistently sets the bar for the fire protection industry within Canberra and the surrounding region.

O'Neill & Brown Electrical Services (ONBES) offers a range of high-quality solutions for power, lighting and communications for our valued clients. Our experienced team have worked on some of the largest local and national projects over the past 30 years, meaning they are well-equipped to deliver all aspects of electrical systems, from design and construction, through to ongoing maintenance and support.