Best Bathroom Renovators in Hamilton
We assessed 50 bathroom renovators in Hamilton and ranked the top 5 on public rating quality, review volume and how recent the reviews are. The businesses listed below hold 472 Google reviews between them. No business can pay for a place in these rankings. Last updated 30 September 2026. How we rank →
Before you hire
A bathroom renovation or remodel involves plumbing, waterproofing, tiling and electrical work, often done by different subcontractors. Ask who is responsible for the design and for coordinating these trades, how waterproofing is done and what standard it meets, and what the process is if something leaks after handover.
Top 5 Bathroom Renovators in Hamilton
The top 5 bathroom renovators in Hamilton are #1 The Kitchen Designers, #2 CTS Waikato, #3 AV Tiling Waikato, #4 JCC Build, and #5 Hartley Tiling, ranked by Top5 score. Scroll for our take on each, plus what to ask before you hire.
-
1
The Kitchen Designers
↑ 1★ 4.8 104 reviews +5 Top5 Score 162 +25★ 97 4★ 4 1★ 3The Kitchen Designers coordinates bathroom and kitchen renovations end to end, organising plumbers, electricians, and flooring trades so clients have a single point of contact through the whole job. Kuldeep is named across multiple projects for absorbing client changes without friction and for setting a price upfront with no hidden costs added at the end.
location_on 22 Bandon Street, Frankton, Hamilton
-
2
Combined Trade Services - CTSWaikato
verifiedVerified ↓ 1★ 5.0 64 reviews Top5 Score 162 -25★ 63 4★ 1CTS Waikato takes bathrooms from dated to finished, covering shower installation, toilet fitting, and full room transformation with a coordinated crew of tradespeople. Jase quotes from photos before visiting, books jobs in quickly after acceptance, and adapts on the spot when clients add work mid-renovation.
Reviews most often describe: Full bathroom renovations with coordinated trade teams
- ✓ Quotes provided from photos before any site visit required
- ✓ Multiple tradespeople coordinated on site with no disruption
- ✓ Responds to scope changes mid-job without fuss or delay
location_on 3a Joffre Street, Frankton, Hamilton schedule Open 24 hours
-
3
AV Tiling Waikato
★ 5.0 57 reviews Top5 Score 1535★ 57AV Tiling Waikato pulls together demolition, gib fixing, tiling, underfloor heating, plumbing, and electrical work on ensuite and bathroom renovations, acting as a single crew rather than a loose collection of contractors. Clients repeatedly note the site is left clean and tidy at the end of each day, and that decisions are chased proactively rather than left to the homeowner to follow up.
location_on 37 Nielsen Gardens, Rototuna, Hamilton
-
4
JCC Build | Waikato & Hamilton Builders
↓ 1★ 4.8 45 reviews +1 Top5 Score 1515★ 39 4★ 5 1★ 1JCC Build brings bathroom renovations through from concept to completion in older character homes, where unexpected quirks and mid-project decisions are the norm rather than the exception. Their BuilderTrend app gives clients live access to costs, scheduling, and change decisions throughout, which reviewers in bathroom projects specifically credited with making a stressful process feel manageable.
location_on 44 Lake Road, Frankton, Hamilton
-
5
Hartley Tiling
★ 5.0 42 reviews Top5 Score 1495★ 42Hartley Tiling delivers bathroom tiling work spanning full wet area installations, walk-in shower builds tiled to the ceiling, shower repairs, and silicone rectification jobs. Tilers like Denys and Jonathan are named by clients for close attention to detail, including floor fall preparation in showers that drew specific praise from other building trades on site.
location_on 16 McKee Street, Pukete, Hamilton
Before you hire a bathroom renovator in Hamilton
Drawn from 200 customer reviews collected for this page. The first answer is what it costs.
What does a bathroom renovation typically cost in New Zealand? expand_more
A standard full bathroom renovation in New Zealand costs between $15,000 and $35,000, with basic refreshes starting from $5,000 to $10,000. Complex projects involving layout changes, high-end fixtures, or structural work can push past $50,000.
Tiling, waterproofing, and plumbing relocation are the biggest cost drivers, with licensed plumbing work also requiring a certificate of compliance under the Plumbers, Gasfitters and Drainlayers Board. Get at least three itemised quotes so you can compare labour, materials, and consent costs separately.
When does a bathroom renovation need a building consent? expand_more
Like-for-like fixture replacement in the same location, such as swapping a toilet or basin, does not require a building consent in most cases. Consent is required when you relocate plumbing or drainage, change the bathroom layout, add a new bathroom, or remove walls.
All plumbing and drainage work must be done by a licensed tradesperson regardless of whether consent is needed, as this is restricted building work under the Building Act 2004. Skipping consent where it is required can result in fines and serious complications when you sell, so check with your local council before work starts if you are unsure.
How do I know if the waterproofing has been done properly? expand_more
Waterproofing in wet areas must comply with New Zealand Building Code Clause E3 and meet NZS 4858:2004, which covers wet area membranes, including correct upstands behind tiles at wall junctions. Ask to inspect the membrane before tiling begins, and check that it runs up the walls to the required height and covers all penetrations such as drain outlets.
Your tradesperson should hold a current Licensed Building Practitioner licence, verifiable through the Ministry of Business, Innovation and Employment register, as waterproofing in a shower forming part of a larger renovation is restricted building work. Failed waterproofing discovered after tiling is extremely costly to fix, so this is the one stage where independent inspection is worth the effort.
What are the warning signs of a bathroom renovator you shouldn't hire? expand_more
- –Quotes given verbally or as a single lump sum with no itemised breakdown of labour, materials, and consents
- –No clear answer about who holds the required licences for plumbing or electrical work, or resistance to confirming this before you sign anything
- –Communication drops off sharply after a deposit is paid, a pattern that appeared in negative reviews where clients felt ignored once work was underway
- –Workmanship defects such as scratches, poor finishes, or incomplete hardware fitting left at handover, with no process to remedy them
- –Materials swapped for cheaper alternatives without your approval, which featured in multiple critical reviews
- –No site cleanup at the end of each day, which often signals a team that will not take care of your home during the job
What should you ask before hiring a bathroom renovator? expand_more
- –Do you manage all trades directly, or do you subcontract, and if subcontracting, can I see evidence that those tradespeople hold current licences verifiable through the Plumbers, Gasfitters and Drainlayers Board or Licensed Building Practitioners register
- –Is the quote fixed-price, and what is the process if hidden problems such as rotted framing or outdated plumbing are found once the walls are opened
- –Which consents are required for this specific job, and who is responsible for obtaining and paying for them
- –How long will the bathroom be completely out of action, and is a temporary shower or alternative arrangement provided during the work
- –What is your process for resolving defects found after handover, and do you provide any written warranty on workmanship
- –Can you provide references from recent bathroom renovation jobs specifically, not just general building work
Also recommended bathroom renovators in Hamilton
Ranked 6 to 10 on the same public review record.
-
6
Summit Tiling Ltd
★ 5.0 35 reviews Top5 Score 1465★ 35Summit Tiling covers bathroom wall tiling, waterproofing, partial tile replacements, and silicone work, with both Simon and Sun named across bathroom projects for accommodating tight timelines and short-notice bookings. Clients who needed bathroom work fitted around ongoing renovations found the team absorbed schedule changes without disruption, and jobs were consistently left clean and tidy on completion.
location_on 4 Pickering Crescent, Chedworth, Hamilton
-
7
Refresh Renovations Waikato Steve Roper
↓ 2★ 4.9 33 reviews Top5 Score 146 -15★ 31 4★ 2Refresh Renovations Waikato suits clients who want someone else to run the entire job: Polly coordinates consents, trades scheduling, and design decisions from first meeting through to handover on bathroom and toilet renovations. Reviewers who were overseas during their reno, living in the house throughout, or dealing with family emergencies all note the project finished on time and within budget.
-
8
Weinbox Builders | Hamilton Builders and Renovation Specialists
↓ 4★ 4.9 35 reviews Top5 Score 145 -25★ 33 4★ 1 2★ 1Weinbox Builders combines bathroom and laundry conversions, extensions, and full bathroom refreshes under one coordinated build, guiding first-timers through each decision as the project moves. Kevin, Cherie, and Brendon are named repeatedly for explaining every step clearly, keeping projects on budget, and finishing on time even when clients add scope mid-build.
location_on 90 Te Miro Road, Te Miro
-
9
Enhanced Renovations
↓ 3★ 5.0 27 reviews Top5 Score 144 -15★ 27Enhanced Renovations coordinates full bathroom overhauls covering tiled shower rebuilds, vanity and flooring replacement, plumbing, plastering, and electrical work across a managed crew of tradespeople. Justin is named repeatedly for returning on his own time to fix minor post-completion issues and for staying patient when clients change plans partway through a build.
location_on 7a Empire Street, Hamilton
-
10
Dexterity Build
★ 5.0 30 reviews Top5 Score 1445★ 30Dexterity Build takes on full bathroom and ensuite renovations, shower installations, and fault rectification, with Tom stepping in to project manage trades and keep clients informed at every stage. Clients managing jobs from out of town received photos and updates throughout, and mid-project changes, including unexpected plumbing discoveries, were absorbed without additional cost or stress.
About this ranking
What the 10 bathroom renovators listed above hold, at the 30 September 2026 check.
We first assessed bathroom renovators in Hamilton in March 2026 and have rechecked the ranking four times since. Three different businesses have held first place; The Kitchen Designers has held it since September 2026. The Kitchen Designers and CTS Waikato have been in the top 5 at every check. Across the 14 locations we assess bathroom renovators in, the 137 businesses listed have a median rating of 5.0, and one-star reviews are 1.5% of their total.
What has changed since March 2026? expand_more
- Sep 2026
Scoring method updated. The Kitchen Designers returned to first place. AV Tiling Waikato entered the top 5 at #3. Hartley Tiling entered the top 5 at #5. Weinbox Builders left the top 5, down to #8. Refresh Renovations Waikato left the top 5, down to #7. Summit Tiling and Dexterity Build entered the list, at #6 and #10.
- Aug 2026
Scoring method updated. CTS Waikato returned to first place.
- Jul 2026
Scoring method updated. New first place: The Kitchen Designers. JCC Build returned to the top 5, up from #6. Enhanced Renovations left the top 5, down to #6.
- May 2026
Scoring method updated. New first place: CTS Waikato. Refresh Renovations Waikato entered the top 5, up from #6. Enhanced Renovations entered the top 5, up from #7. JCC Build left the top 5, down to #6.
- Mar 2026
First check.
How are the top bathroom renovators in Hamilton chosen? expand_more
We build this page from Google Maps results for bathroom renovators in Hamilton. Each one is scored on its public rating and review record. Businesses outside the area, or whose reviews describe a different line of work, are left out, and a business whose main Google category is a different trade is held back until a person has checked what it does. A business whose website no longer resolves and that has had no Google review for six months is treated as dormant and left off the page until either changes. Every category and city is rechecked on a rolling cycle, about every two to three months. A location with a subscribing business is rechecked every month, and the whole page updates with it. See how we rank for the full method.
What does a business subscription offer? expand_more
No business can pay for a place in these rankings. Claiming and verifying a listing is free. It adds a phone number to the card and a small trust bonus (+3 points) to its score, for confirming a real operator stands behind the listing. The owner also gets a dashboard showing how their score is made up. A paid subscription provides an enhanced card with more ways to reach the business, including a website link and a detailed profile page. It also refreshes this page monthly and adds ranking history and competitor analysis to the owner's dashboard. The subscription adds nothing to the score. Claim your listing or see what a subscription includes.
Why isn't my business listed? expand_more
We build this page from Google Maps results for bathroom renovators in Hamilton. The usual reasons for missing out are a Google Business category that does not match, too few reviews to score near the top, or an address outside the area we cover. Sometimes we miss a business that should be here. Check where you rank first. If you are not there and think you should be, get in touch.