Willmott Plumbing is a long-established family plumbing and gas fitting business based in Margaret River, servicing the South West region of Western Australia since 1984. The business has built a strong reputation for dependable service, quality workmanship and long-term customer relationships throughout the local community. Specialising in residential plumbing, gas fitting, drainage, hot water systems and general maintenance, Willmott Plumbing provides practical and reliable solutions for homeowners, rural properties and small businesses across the region. As a locally owned and operated business, Willmott Plumbing is known for its personalised service, extensive local knowledge and commitment to delivering professional outcomes tailored to the unique needs of South West properties. With more than four decades of industry experience, the business has become a trusted name in the Margaret River region, recognised for its reliability, workmanship and commitment to supporting the local community.
Small to Medium Projects
Midas Plumbing is an experienced Perth plumbing contractor specialising in new housing, group housing and commercial construction. Based in Balcatta, the team provides complete plumbing and drainage solutions across residential and commercial projects, including in-ground works, drainage, gas, backflow, roof plumbing and associated construction plumbing. With a strong understanding of builder requirements and construction schedules, Midas Plumbing delivers professional workmanship and dependable project support from initial works through to completion.
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BKB Plumbing & Gas is a locally owned and operated plumbing and gas fitting business based in Karratha, servicing residential, commercial and industrial clients throughout the Pilbara region. The company provides plumbing, gas, maintenance and installation services with a strong focus on quality workmanship, safety and customer service. With experience working in the unique conditions of regional Western Australia, BKB Plumbing & Gas provides practical and professional solutions tailored to the needs of local homes, businesses and industry.
VTPG (VT Plumbing Group) is a Perth-based commercial plumbing and maintenance contractor delivering plumbing, gas and hydraulic services across commercial, construction, government and residential sectors. Founded by Jake Veaudry and Steven Tompsett, the business has grown into a well-established team of more than 40 staff, including experienced project managers, licensed tradespeople and apprentices. Training, development and staff retention remain key focuses of the business. VTPG specialises in commercial plumbing construction, building maintenance, gas services, drainage, fire services, backflow prevention and hydraulic infrastructure projects, while also providing reactive maintenance and residential plumbing support. Known for its professionalism, efficiency and strong safety culture, VTPG combines modern project management systems, quality workmanship and a customer-focused approach to deliver reliable plumbing solutions across Perth. With extensive industry experience, a growing apprentice workforce and a commitment to continuous improvement, VTPG has built a reputation for delivering high-quality outcomes across both service and project work.
Plumbit Services is a Kalamunda-based plumbing business servicing Western Australian clients across commercial, domestic and industrial plumbing work. The business is listed as a Master Plumbers member and provides services across commercial construction, domestic maintenance, drainage, gas, housing construction, industrial plumbing, renovations and roof plumbing.
Buckenara Plumbing Gas & Electrical is a Perth-based plumbing, gas fitting, electrical and maintenance business servicing residential and commercial clients across the Perth metropolitan area. Known as one of Perth’s premier plumbing, gas, electrical and maintenance specialists, the company provides support across commercial plumbing, residential plumbing, emergency plumbing, hot water systems, blocked drains, burst pipes, electrical work and preventative maintenance. With a strong focus on reliable service, safe workmanship and practical solutions, Buckenara Plumbing Gas & Electrical provides fast support for urgent repairs as well as scheduled maintenance to help homes and businesses reduce breakdowns, improve safety and keep essential systems running efficiently. Their licensed team offers 24/7 emergency support, same-day hot water system solutions and preventative maintenance programs designed to identify issues before they become costly problems.
Alkimos Plumbing & Gas is a Perth-based plumbing and gas fitting business servicing residential and commercial customers, with a strong focus on the northern suburbs. The team provides a wide range of services including general plumbing, gas fitting, hot water systems, blocked drains, leak detection, burst pipe repairs and emergency plumbing. With more than a decade of industry experience, Alkimos Plumbing & Gas is known for reliable service, clear communication and quality workmanship. The business focuses on practical solutions, safe work practices and responsive support for both routine maintenance and urgent plumbing or gas issues.
CAPER Group is a Welshpool-based multi-trade facilities maintenance, asset management and mine site support business servicing commercial, industrial, mining and government clients across Western Australia. The company provides end-to-end trade support across plumbing, carpentry, air conditioning, electrical and refrigeration, with a focus on preventative maintenance, compliance, responsive service and long-term asset performance. With services across Perth, Southern Cross and Kalgoorlie, CAPER Group supports facilities managers, mine sites and commercial clients with practical maintenance and project solutions. The business combines multi-trade capability with plumbing expertise, offering emergency response, preventative maintenance, repairs, installations and ongoing facility support.
Core Service Solutions Pty Ltd is a Quinns Rocks-based plumbing and gas business servicing residential, commercial, industrial and large-scale development clients across Perth metropolitan and regional areas. The business provides plumbing and gas services with a focus on safe, reliable and certified workmanship, backed by more than 20 years of trusted industry experience. With fully licensed and accredited technicians, Core Service Solutions supports homes, businesses, property managers, strata managers, government bodies, industrial sites and large developments with urgent repairs, new installations, ongoing maintenance and asset management programs. The business combines technical knowledge with practical experience to complete work efficiently and to a high standard.
Wilcox & Co Plumbing is a Perth-based hydraulic services contractor with more than 50 years of experience delivering commercial plumbing and hydraulic infrastructure projects throughout Western Australia. Established in 1974, the business specialises in the design, coordination and installation of hydraulic services for commercial, industrial, government and institutional developments, working closely with builders, architects, engineers and project teams to deliver high-quality outcomes. Known for its technical expertise and long-standing industry reputation, Wilcox & Co Plumbing has successfully delivered hydraulic solutions across a wide range of major construction projects, providing reliable, compliant and efficient plumbing infrastructure. With a strong focus on professionalism, quality workmanship and project delivery, Wilcox & Co Plumbing continues to be a trusted partner for complex commercial developments across Western Australia.
Plan your commercial construction plumbing scope
Plumbing that supports a practical commercial project
Small to medium commercial construction projects often have a contained scope, shorter program and fewer stakeholders than larger developments, but the plumbing still needs to suit the building’s intended use. A restaurant, medical suite, workshop and standard office tenancy can each call for different decisions around fixtures, drainage, hot water, gas and future access.
Commercial plumbing fitouts may be part of a new installation, an alteration to an existing space or an upgrade for a changing business use. Clear information early in the project gives the plumbing business a better basis for understanding the work and coordinating with the builder, drawings and site conditions.
Projects where commercial construction plumbing may be needed
Small to medium projects can range from a retail tenancy or office to a workshop, small warehouse, clubroom or amenities block. They may also involve cafés, restaurants, commercial kitchens, childcare centres and medical suites. Commercial shop fitout plumbing and commercial tenancy plumbing are often shaped by the planned layout, equipment and day-to-day use of the space.
The scale may be more contained, yet the work can still involve detailed requirements and coordination with other project activities. Plans, specifications and the construction program help establish what needs to happen and when.
What the plumbing scope can involve
The required work depends on the project, its layout and the proposed business use. A plumbing business may work from builder’s drawings, hydraulic drawings, tenancy plans or practical site mark-ups.
- Water services, sanitary plumbing and drainage
- Stormwater, roof drainage and drainage alterations
- Hot water, gas and connections for gas appliances or kitchen equipment
- Backflow prevention and valves
- Trade waste, grease arrestor connections and commercial kitchen drainage
- Fixtures, tapware and pump connections
- Fitout plumbing, final commissioning and handover
Preparing for commercial fit out plumbing
Useful project information helps a plumbing business understand the scope and coordinate effectively. Where available, bring together the documents and practical details that describe the planned work.
- Provide architectural plans, hydraulic drawings or tenancy layouts.
- Prepare a fixture schedule and appliance list, including gas appliance details where relevant.
- Identify known grease arrestor or trade waste requirements and expected hot water demand.
- Nominate the builder contact, access arrangements, working hours and person authorised to approve variations.
- Share relevant authority approvals, program dates, specifications, site constraints and inspection points.
For an existing site, access instructions, photos or short videos, equipment labels, drawings, manuals and service history may also help clarify the existing conditions. Project teams can also identify site induction requirements, loading arrangements and any required controls or shutdown windows.
Coordinating the work through the construction program
Commercial construction plumbing commonly involves set-out, rough-in, fit-off, testing and handover. The timing of other trades, inspections and project milestones matters because plumbing work needs to align with the broader build sequence.
Early coordination can help project teams discuss practical matters such as access, equipment locations, fixture positions and the information needed to resolve changes. If a design, layout or appliance selection changes, make sure the relevant parties know so the plumbing scope can be considered alongside the updated project requirements.
Products and brands customers may encounter
Plans, schedules, supply discussions and existing installations can introduce a wide range of brands, product systems and supply channels. Examples customers may encounter include Reece, Galvins, Galvin Engineering, Tradelink, Parkwood Plumbing Centre, Caroma, Geberit, Rheem, Rinnai and Zip. These names can be relevant when discussing fixtures, tapware, product systems, hot water equipment or supply arrangements for a project.
Brand names are only part of the project conversation. The intended use, drawings, layout, appliance list and maintenance access remain important factors when considering what is appropriate for the particular site.
Choosing a plumbing business for the project
For a commercial construction project, choose a plumbing business with a clear understanding of the proposed scope, project contacts and available documentation. Ask focused questions about how the work will be considered alongside the drawings, program, site access and coordination needs.
Find a Master Plumber connects customers with Master Plumbers and plumbing businesses associated with the Master Plumbers and Gasfitters Association of Western Australia. It is backed by the Association, which has represented Western Australia’s plumbing and gasfitting industry since 1901. Choosing a Master Plumber helps consumers make a more informed choice of plumbing business for their property or project.
Where a plumbing business is an Association member, the Association requires members to adhere to its Code of Conduct, which sets expectations for honest transactions, ethical business behaviour, lawful plumbing practice, cooperation within the industry and apprentice training.
Related commercial construction services
A project may also need a more specific construction plumbing focus. Depending on the scope, consider Forward (In Ground) Works, Roof Plumbing or Storm Water. Larger or differently structured work may align more closely with Large Projects or Tier 1 Projects.
Frequently asked questions
What are small to medium commercial construction plumbing projects?
They generally relate to new plumbing installations, alterations or upgrades for smaller commercial buildings, tenancies and fitouts. Examples include cafés, restaurants, offices, workshops, small warehouses, medical suites, retail spaces, childcare centres, clubrooms and amenities blocks.
What information should I provide for a commercial plumbing fitout?
Helpful information can include plans, drawings if available, the tenancy layout, fixture schedule, appliance list, hot water demand, gas appliance details, trade waste or grease arrestor requirements, builder contact, access arrangements and the person authorised to approve variations.
Can a café or restaurant fitout need specialised plumbing considerations?
Yes. The proposed business use can affect fixture layout, drainage, hot water demand, trade waste, grease arrestor connections, commercial kitchen drainage and equipment connections.
What stages can commercial construction plumbing involve?
Commercial construction plumbing can involve set-out, rough-in, fit-off, testing and handover, coordinated with other trades, inspections and project milestones.
Why is future maintenance access worth considering during a fitout?
Access for future maintenance is one of the practical considerations that can be assessed alongside the system layout, valves, fixtures and planned use of the premises.
How can Find a Master Plumber help with a project?
Find a Master Plumber connects customers with Master Plumbers and plumbing businesses associated with Master Plumbers WA, helping customers choose a plumbing business for their property or project.
Bring together the available plans, project contacts, site requirements and details of the intended business use before approaching a plumbing business. Find a Master Plumber is backed by the Master Plumbers and Gasfitters Association of Western Australia.