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Commercial Plumbing

We’ll keep your business running.

Tonkin has the team, the tools and the accreditations to look after the water needs of all clients. We work alongside local governments, businesses and everyone in between to keep their water running And, of course, we’re also here for any emergency.

  • Water, sanitary and drainage services
  • Gas fitting
  • Drain clearing and relining
  • Preventive and scheduled plumbing maintenance
  • Emergency service, fault finding and repairs
  • Installations and project management

Commercial Electrical

From small jobs to big emergencies.

If you’ve lost power, our fully licensed team can have your power back up and running the day you call.

We can also help with anything electrical you need, such as installing power points, switchboard upgrades, smart metering, smoke alarm testing, and much more.

  • LED lighting
  • Switchboard upgrades
  • Data installation
  • Power installation
  • RCD testing
  • Thermal imaging
  • Exit and emergency testing

Commercial Heating + Cooling

For all commercial heating and cooling.

Talk to our commercial heating and cooling team when your current system needs to be repaired or replaced. We can even recommend the right system for your needs and take care of installation.

  • Evaporative service and repairs
  • Split system service and repairs
  • Gas heating appliance servicing
  • System installations
  • Fault finding
  • 24/7 on call

Commercial Refrigeration

Keep your cool at work.

Tonkin is your go-to resource for commercial and industrial refrigeration sales, installation and repairs.

Whether you need new refrigeration equipment or item here, if it’s time to upgrade, or you’d like to discuss ongoing maintenance and support, we can help.

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Commercial Refrigeration

We can design and construct, we can work to your plans, and we can supply and fit any system to suit your space.

  • Commercial refrigeration and air conditioning
  • Industrial food and beverage manufacturing refrigeration and air conditioning
  • Dairy refrigeration
  • Scientific and medical refrigeration
  • Scheduled maintenance, compliance and warranty work
  • Cool room supply, installation and hire
  • Cafes, pubs and clubs
  • Schools and universities
  • Offices and apartments
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Commercial Roofing

High and dry.

When you’re in business, a leaky roof can quickly turn from annoyance to disaster. Tonkin is on call to keep everyone dry.

As well as emergency repairs, we work with organisations on both sides of the border to ensure their gutters are clear, the flashing is doing its job, and much more.

  • Preventive and scheduled maintenance
  • Installations and project management
  • Flashing installation and restoration
  • Guttering installation and restoration

Pipe Relining

We can repair your pipes with less time, cost and mess.

Relining means repairing damaged drain pipes without digging up your garden, concrete surfaces or bathroom floor.

This technology allows us to renew aging or damaged pipes where it may be inconvenient, inaccessible or simply not an option to dig. Our CCTV pipe inspection gives us the full picture.


A minor oversight can lead to a major disaster.

Maintaining your fire detection services ensures your business and your people are projected.
At Tonkin, we’re trusted to look after fire safety measures for everything from shopping centres to real estate portfolios of homes across our region.

We regularly carry out audits for commercial, government and defence clients, as well as rectifying and replacing fire assets as needed.

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  • Emergency lighting
  • Fire sprinklers
  • Fire pumpsets
  • Fire Hydrants
  • Fire detection and alarm systems
  • Fire hose reels
  • Fire extinguishers
  • Fire blankets
  • Fire doorsets
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Stay safe.
Stay compliant.

We’re trusted to carry out audits and preventative maintenance for schools, hospitals, hotels, government organisations, and a wide range of local businesses. Our tailored programs not only ensure compliance – they save thousands of dollars by preventing the need for unexpected repairs down the track. Because we maintain an asset list and database for our clients, we also save on time and costs.

  • 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
  • Electrical design – lighting, power data
  • Supply monitoring
  • Energy efficient lighting upgrades
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