At Prime Plumbing + Drainage, we take pride in doing things properly.
From everyday maintenance to full new-build installations, we delivery quality workmanship, honest communication, and a job done right the first time, Whether you’re in Dunedin or anywhere across Otago, we’re here to help.
We serve homes, businesses and rural clients across Otago.
Prime Plumbing & Drainage began as a small Dunedin family business built on one belief: do things properly, every time.
The way we do it here…
Integrity
1
We do what’s right, always. Seen or unseen, our actions reflect honesty, accountability and pride in our workmanship.
Connection
2
We build strong relationships with our team, client and community by showing respect, listening and communicating.
Safety without Compromise
3
We protect what matters: Our people, our clients and our community. If it is unsafe, we do not start.
Continuous Improvement
4
We grow through every challenge, every lesson and every job. Our commitment to continuous improvement drives us to deliver better outcomes every day, not to be the biggest but the best.
Our Services
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New Builds
Renovations
Maintenance & Repairs
Hot Water Cylinders
Drainage Solutions
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Scheduled Maintenance
Compliance-Focused Work
Fit-outs and Installations
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Rural Plumbing & Drainage
Marine Plumbing
Testimonials
“I've had the pleasure of working with Craig over the past several years, both across my personal investment properties and on commercial work at Cottonsoft Ltd, and I can't recommend him highly enough.
From day one he's been genuinely great to deal with - communication is prompt and clear, and when he says he'll do something, it gets done. His workmanship is tidy, he leaves every site clean, and he's consistently switched on when it comes to Health & Safety compliance, which is non-negotiable in our commercial environment.
He recently completed a large project on a 5-bathroom rental build for me, where his ability to coordinate seamlessly alongside other trades really stood out and kept the job moving. When issues have come up - and they always do - he's been quick to diagnose and quick to fix, with no fuss or finger-pointing.
His invoicing deserves a special mention: clear, detailed, and transparent every time, so there are never any surprises, and everything reconciles cleanly.
On the residential side, he's also bailed me out on more than one weekend call-out for my student rentals, which is exactly the kind of reliability you want from a tradesperson you trust with multiple properties.
If you're after a plumber who is reliable, professional, and a genuine pleasure to deal with - across jobs big and small, residential or commercial - Craig is the one to call.”
Graham Boyd, Engineering Manager at Cottonsoft Ltd
“Harbour Fish has partnered with Prime Plumbing & Drainage for over 10 years and their reliability and professionalism have been outstanding. They understand the compliance demands of our industry and consistently meet them - from food-grade standards to strict Health & Safety requirements.
Whether it’s planned maintenance, urgent call-outs or larger upgrades, their team communicates clearly, works efficiently around our operations, and delivers high-quality workmanship every time. Prime has been a trusted, long-term partner and we wouldn’t hesitate to recommend them.”
Aaron Cooper, Managing Director at Harbour Fish
“JB Building has worked with Prime for over 10 years now and they’ve been a consistently reliable trade partner. Their team communicates well, turns up when needed, and delivers tidy, compliant work that fits smoothly into our build schedules.
They handle everything from new builds to renovations with a practical, no‑nonsense approach, and their Health & Safety standards are solid. PRIME helps keep jobs moving without creating extra noise or complications.
After a decade of working together, they remain a trusted part of our wider team.”
Jordan Buckingham, Managing Director at JB Building Ltd