Finding the best pressure washing in Nelson comes down to picking a crew that matches the surface, using soft wash on painted cladding and higher pressure only where concrete can take it. The companies below clean house exteriors, treat mossy and lichen covered roofs, clear blocked gutters, and strip years of algae off driveways, decks and fences for homes and commercial buildings around the city. Nelson Waterblasting and We Wash lead the list, both owner operated and working across Nelson, Stoke and Richmond.
1Nelson Waterblasting
Nelson Waterblasting is a family run exterior cleaning business based in the Brook Valley, working on residential, commercial and industrial property throughout Nelson, Stoke and Richmond. The team uses both soft wash and high pressure methods depending on the surface, and is certified to work at heights with elevated work platforms for multi storey buildings. It began more than a decade ago as Jeff Neilson Waterblasting and carried on under the same family after Jeff retired.
Services
- Roof cleaning and lichen spray treatment
- House washing using soft wash and high pressure
- Gutter and downpipe clearing
- Deck, driveway and fence cleaning
- Pre paint surface preparation
Highlights
- Certified to work at heights, with access and operating certification for elevated work platforms
- Multiple waterblaster units so larger commercial jobs can run at once
- Biodegradable roof spray, with rainwater collection disconnected before work starts
- Regular work for painting, renovation and building companies in the region
Location & Contact
Name: Nelson Waterblasting
Address: The Brook, Nelson
Phone: 022 064 9822
Website: nelsonwaterblasting.nz
2We Wash
We Wash is an owner operated exterior cleaning business covering Nelson Tasman, run by Thomas and Maegan since they moved to the region in 2022. It was previously known as Nelson Tasman Property Services and now handles houses, commercial buildings and industrial sites. Waterblasting sits alongside window cleaning and roof treatment as a named service line, aimed at driveways, decks and paths carrying moss and stains.
Services
- Waterblasting for driveways, decks and paths
- Soft wash house washing
- Roof treatment for moss, mould and lichen
- Gutter clearing and downpipe checks
- Solar panel and window cleaning
Highlights
- Fully insured up to $2,000,000
- Owner operated, with the same two people quoting and doing the work
- Satisfaction policy of no payment until the customer is happy
Location & Contact
Name: We Wash
Address: Nelson
Phone: 021 264 0125
Website: wewash.co.nz
3Chemwash Top of the South
Chemwash Top of the South covers Nelson, Blenheim, the Marlborough Sounds, Golden Bay, St Arnaud and across to the West Coast. It works through the Chemwash low pressure system, where formulated detergents lift dirt, moss, mould and mildew off a surface before it is rinsed with minimal pressure, which suits painted cladding and older paintwork. The branch also handles commercial buildings, schools and rural property across the top of the South Island.
Services
- Low pressure house washing
- Roof cleaning and roof treatment
- Path and driveway cleaning
- Wood deck cleaning and pre stain preparation
- Solar panel cleaning
Highlights
- Part of a New Zealand owned network operating since 1981
- Double filtered pure water system for exterior window cleaning
- Low pressure fan washing procedure rather than blasting painted surfaces
- Careful cleaning for retaining walls, stonework, slate, soft stone, Butynol and cedar
- Workmanship guarantee on every job
Location & Contact
Name: Chemwash Top of the South
Address: Nelson
Phone: 027 446 0282
Website: topofthesouth.chemwash.co.nz
4Wash Rite Nelson
Wash Rite Nelson is the local branch of the Wash Rite exterior cleaning network, owned and run by Nelson local Brad Barton and covering the Nelson and Tasman districts. The team works on residential and commercial property using low pressure soft washing for cladding and higher pressure for concrete and hard surfaces. A companion operator covers the Marlborough district from Blenheim.
Services
- Low pressure soft house washing
- Roof washing and moss and mould treatment
- Driveway and hard surface cleaning
- Gutter and spouting cleaning
- Pest and spider spraying
Highlights
- Company owned 11 metre elevated work platform for high commercial washes
- Gutters cleared by hand then flushed with a specialist lance tool
- No travel charge, with photos requested first for remote areas such as Golden Bay
- Member of the Exterior Cleaning Industry Association
Location & Contact
Name: Wash Rite Nelson
Address: Nelson
Phone: 022 132 6947
Website: washrite.co.nz/wash-rite-nelson
5Thomas Cleaning
Thomas Cleaning is based in Richmond and works across Nelson, Atawhai, Mapua, Stoke, Wakefield and Hope. The business started in window cleaning and now runs pressure washing and soft washing as separate service lines, so the method is matched to the surface rather than applied across the whole property. Residential and commercial work are both handled, with online booking available.
Services
- Pressure washing for driveways, decks and patios
- Soft washing for delicate and painted surfaces
- Roof washing and moss removal
- Fence, patio, pathway and driveway cleaning
- Residential and commercial window cleaning
Highlights
- Online booking system for scheduling jobs without a phone call
- Pressure washing and soft washing quoted as distinct methods
- Eco friendly products used where the surface allows
Location & Contact
Name: Thomas Cleaning
Address: Richmond, Nelson
Phone: 0800 513 392
Website: thomascleaning.nz
Pressure Washing in Nelson at a Glance
| Business | Highlight |
|---|---|
| Nelson Waterblasting | Certified to work at heights, with access and operating certification... |
| We Wash | Fully insured up to $2,000,000 |
| Chemwash Top of the South | Part of a New Zealand owned network operating since 1981 |
| Wash Rite Nelson | Company owned 11 metre elevated work platform for high commercial washes |
| Thomas Cleaning | Online booking system for scheduling jobs without a phone call |
How to Choose the Right Pressure Washing Company in Nelson
- Ask which method they will use on each surface. Painted weatherboard and Butynol need soft washing, while concrete and pavers can take genuine high pressure.
- Check they are set up for the height of your building. Ladder work, a harness and an elevated work platform are three different levels of capability.
- Confirm public liability insurance and ask for the cover amount before anyone starts.
- Ask what happens to the runoff, particularly if you collect roof water or live close to a stream or stormwater drain.
- For a roof, ask whether you are getting a same day wash or a treatment that keeps working, since the two produce very different results in the first month.
Frequently Asked Questions About Nelson Pressure Washing
What does pressure washing in Nelson usually cost?
Most local operators quote per job rather than publishing a price list, because the figure depends on the size of the house, the number of storeys, access and how much growth has built up. Expect a free, no obligation quote from every company on this page, and expect the quote to separate house washing, roof work and hard surfaces rather than bundling them.
Is soft washing better than high pressure?
For painted cladding, roofs and older joinery, yes. Soft washing uses detergents to break down the mould and grime, then rinses at low pressure, which cleans without forcing water behind boards or stripping paint. High pressure still has a place on concrete driveways, paths and some fences, which is why several Nelson companies carry both setups.
How often should a Nelson house be washed?
Once a year suits most homes in the region, and shaded or damp sites often need it more. Roof treatments are typically recommended every two to three years, since leaving lichen in place lets it work into the roof surface over time.
Which parts of Nelson do these companies cover?
The businesses on this page are based around The Brook and Richmond and work across the wider Nelson Tasman area, including Stoke, Atawhai, Mapua, Wakefield and Hope. Several also travel to Golden Bay, Blenheim and the Marlborough Sounds, though a remote address may mean the operator asks for photos before quoting. If you are searching for pressure washing Nelson wide, mention your suburb when you request a quote so travel is factored in from the start.
Do I need to be home when the work is done?
Usually not, provided the operator has access to the property, an outdoor tap and a power point where required. Most will ask you to close windows, move pot plants and pull cars off the driveway beforehand.
Is the runoff from a house wash a problem?
It can be. Detergents and dislodged growth running into a stormwater drain end up in local waterways, so reputable operators use biodegradable products and manage where the water goes. Rules on discharges to stormwater are set locally, and Nelson City Council is the place to check what applies at your address.
What should I ask about working at height?
Two storey homes and commercial buildings mean ladder work, harnesses or an elevated work platform, all of which carry real risk. Ask what equipment will be used and whether the operator holds current certification for it. WorkSafe New Zealand publishes the guidance that contractors are expected to follow.
Can a pressure washing company prepare my house for painting?
Yes, and it is one of the most common jobs these crews take on. A pre paint wash removes dust, grease, chalked paint and mould so the new coating bonds properly, and several Nelson pressure washing companies work directly with local painters and builders on exactly that step.
How We Chose the Best Pressure Washing in Nelson
Every business in this guide was found by searching for pressure washing in Nelson, then checked against what the business publishes itself: its own website, or where it has none, its official social or booking page. Names, addresses and phone numbers come from those pages rather than a directory feed, so what you see here is what the business says about itself. We also check that each one is still trading and is actually based in or genuinely serving Nelson, rather than a national operator running a local landing page. A business we can’t confirm from its own pages is not listed.