Experienced Professional Plumbing South Australia

Meet Zac McDonald
Local expertise, real experience, and plumbing you can trust.
Mac Utilities is proudly owned and operated by licensed South Australian plumber Zac McDonald, a tradesman known for his technical skill, reliability, and genuine care for the communities he serves. With years of hands-on experience across multiple plumbing sectors, Zac brings a rare blend of precision, problem-solving, and local know-how to every job.
​A Plumber With Real Industry Depth
Zac hasn’t just worked in one corner of the plumbing world — he’s worked in all of them. That means when you call Mac Utilities, you’re not just booking a plumber, you’re booking someone who understands the full lifecycle of buildings, systems, and infrastructure.
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✔ Commercial Maintenance Plumbing
Experience working in high-demand environments where reliability, quick diagnostics, and durable repairs are essential. Zac understands the urgency and scale of commercial requirements and brings those skills directly into residential work.
✔ New Builds & Construction
From rough-ins to final fit-off, Zac has worked on full plumbing installations for new homes and commercial sites. This background ensures he knows how systems should be designed, installed, and maintained long before problems ever arise.
✔ Hospitality Plumbing
Restaurants, cafés, and service venues need fast turnarounds, compliance, and minimal downtime. Zac’s hospitality experience gives him an eye for efficiency and practical solutions under pressure.
✔ Domestic Maintenance Plumbing
Day-to-day home plumbing is where communication and trust matter most. Zac’s maintenance experience means he’s seen just about every household problem you can imagine — and knows exactly how to fix it properly the first time.
Work Completed to the Highest Standard
Every job completed by Mac Utilities follows:
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Australian Standards
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SA Water guidelines
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Industry best practice
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Zac’s own quality expectations, which are often higher than the minimum required
Whether it’s a minor repair, a complex blockage, a new installation, or an emergency call-out, Zac and his team approach every project with professionalism, care, and attention to detail.
Our Workmanship Guarantee
Quality work should last — and we stand behind ours.
All plumbing completed by Mac Utilities is backed by our workmanship guarantee, giving you confidence that every nut, pipe, and fitting has been handled with skill and precision.
If something isn’t right, we make it right. No hassle. No excuses.
Why South Australians Trust Zac
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Local knowledge of SA’s unique water conditions, old infrastructure, and regional plumbing challenges
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Strong technical foundation from working across commercial, domestic, hospitality, and new build sectors
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Customer-first communication, always clear, honest, and in plain language
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A solutions-focused mindset, meaning repairs are done properly, not patched
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A proud South Australian business, supporting local homes and local industry​
Treating Every Job Like It’s His Own Home
Zac’s approach is simple:
Do it right the first time, communicate clearly, and look after people.
That’s why Mac Utilities is quickly becoming the trusted choice for homeowners, businesses, and property managers across South Australia.

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