One Source Contractors  offers specialist Commercial Plumbing services throughout Queensland and New South Wales. At our core we are a progressive Fire Protection company but with increased demand for our quality workmanship and impeccable Workmanship and Maintenance quality our new and existing clients continually request we manage their complete Commercial Plumbing and Fire System operations.
Our Commercial Plumbing division have a wealth of knowledge and expertise in Design, Systems, Maintenance and Quality control tied in with our Fire Systems team you will have the confidence and reliability from one company.
Our companies mission is to be the market leaders in Commercial Plumbing and Fire Protection Services and Maintenance and our core ethics and focus at that of Trust, Reliability and Quality Workmanship… Working and proving ourselves based on these principles has lead to winning a number of significant contracts including

At One Source Contractors no Commercial Plumbing job is too big or too small and we welcome the opportunity to quote and deliver magnificent service on any Commercial, Industrial and Multi-Residential projects.

We welcome all Design, Installation and maintenance jobs right across Queensland and New South Wales.

We are a Committed and Progressive company:

We have taken long strides in the realm of Industrial and Commercial Plumbing following which our business and reputation has grown and developed incredibly. One Source Contractors has established itself as an up and coming leader in the market as we stay committed to our business ethics of Trust, Reliability and Quality Workmanship.

Commercial Plumbing


A Commercial property is that, in which Commercial and Business operations, including Shopping Malls, Retail Space, Restaurants, Cafes, Office Buildings, Sports Centers etc

Residential Plumbing


A Residential building is that, in which housing predominates, as opposed to industrial and commercial areas. Buildings may vary from Apartment Buildings, Accommodation (Hotels, Motels, Resorts etc), public housing

Aged Care & Medical Plumbing


An Aged Care and Medical property is that, in which Residential and Business is occupied including Retirement Villages, Aged Care Facilities, Medical Practices, Health Facilities

Our Core Services include:

Design and Development:

One Source Contractors experienced team delivers plumbing design development that offers practical plumbing solutions and potential cost savings for all types of commercial and civil plumbing projects including hydraulic plumbing.

Our plumbing design team work with our clients’ architects, engineers and local authorities to ensure each project is designed using the most up-to-date technology, plumbing methods and materials.

A key feature of the One Source Contractors design development service is our extensive knowledge across both Commercial Plumbing and Fire Protection Systems to give you the very best solution with zero compromise on quality or performance.

As well as designing plumbing for major civil and commercial building projects, One Source Contractors also provides plumbing estimating services and plumbing project management.

Discuss with us how One Source Contractors design and development team can help you deliver your next project on time, on budget by using the industry’s most up-to-date methods.

If you are looking for Plumbing Design Development or a quote please reach out to the team on 1300 103 215

Project Estimating:

At One Source Contractors we provide accurate tender pricing for Commercial Plumbing and Fire Protection Systems as we know it’s essential for our clients to remain competitive in today’s marketplace.

Our experienced estimating team will assist with accurate tendering by thoroughly reviewing your plumbing design plans and providing you with complete project pricing that gives you confidence in knowing that nothing has been overlooked.

If you decide to work with One Source Contractors on the design development aspect we will offer our expert teams’ advice and review your plans to ensure the plumbing and drainage specified follow industry best practice and are cost effective.

One Source Contractors has worked with Australia’s leading commercial and civil developers for many years, not only with Commercial Plumbing Estimating, Plumbing Design Development and Plumbing Project Management but also on all the complete Fire Protection and Maintenance services

If you are looking for an accurate quote for any Commercial Plumbing project, please reach you to our team on 1300 103 215

Project Management

When all things are equal Project Management is where One Source Contractors stand out, have years of experience working on major construction and civil development sites to ensure the Plumbing and Fire Protection component is smoothly delivered and of the highest standard.

From design, estimating and through to handover, One Source Contractors Project Managers will work closely with all stakeholders using clear communication and utilising our technical knowledge to the advantage of our clients.

Our clients also have the benefit of a direct and consistent point of contact throughout the project and our multi-stage Quality Assurance process ensures every detail is checked and recorded, including testing and inspections, giving you certainty that your job is proceeding as it should be.

Our industry leading process and hands on approach shows it is far more practical to work through potential issues early on with everyone involved, so the most effective and timely solution can be found.

Not all projects run as smoothly as planned and designs may need to be modified or improved, One Source Contractors will always provide communication early on so you end up with the best systems for your project with the upmost consideration cost-effectiveness without compromising performance

One Source Contractors offers a full-service commercial plumbing team along with Plumbing Project Management, Estimating and Design Development

To find out more about One Source Contractors Project Management capabilities please reach out and make contact on 1300 103 215

Commercial Plumbing and Maintenance:

One Source Contractors are experts in Commercial Plumbing, Drainage and Fire Protection with a team experienced in designing and constructing commercial and civil plumbing installations.

Our expertise includes the installation of quality, cost effective:

  • Commercial Hydraulic plumbing
  • Commercial drainage system design and installation using industry best practice methods
  • Plumbing for gas and fire services
  • Civil plumbing and drainage
  • Rainwater harvesting for commercial buildings
  • Preventative and Scheduled Maintenance
  • Emergency Service, Fault Finding & Repairs
  • Installations & Project Management
  • Plumbing Design Water, Sanitary and Drainage
  • Back flow Prevention
  • Gas Fitting
  • Drain Clearing
  • Green Solutions & Water Harvesting

We take pride in our trade skills, and have an uncompromising common sense attitude when it comes to giving our clients the results they need and deserve. We will always make sure the job is done right first time.

We continually work on high calibre projects throughout Queensland and New South Wales with leading builders and civil construction companies .

Our companies’ mission and ethics is being Trustworthy, Reliable and delivering Quality every time, if you have a Commercial Plumbing and/or Fire Protection project coming up please consider the team at One Source Contractors

No job is too big or too small, Feel free to reach us on