Renovation Builders Westlake

Custom Renovations and Extensions for Westlake's Family Homes

  • Master Builders Member since 2008
  • HIA Member since 2019
  • Licensed and Fully Insured
  • 20+ Years Experience
  • QBCC Licensed

Westlake is the kind of suburb people don't leave in a hurry. The schools are good, the streets are leafy, and the blocks are generous. When your home stops working for your family, the answer isn't to sell and start over somewhere else. It's to build something better, right where you are.


Alps Constructions is a family-owned builder serving Westlake and Brisbane's western suburbs. We specialise in home renovations Westlake families have trusted us to deliver since 2008. From full home transformations and rear extensions to house raising and character home work, we bring a custom approach and direct access to the actual builders on every project we take on.


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Start Your Westlake Renovation Conversation With Alps Today

  • You do not need finished plans to get in touch
  • Speak directly with the owners, not a consultant or a call centre
  • We guide you from early idea right through to final handover

Alps takes on a limited number of projects each quarter so every renovation gets the attention it deserves. Reach out now and we'll get back to you within 48 hours.

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Why Westlake Homeowners Choose Alps Constructions

Family-Owned, Directly Accessible

As a family business run by Paul and Kristie, you deal with the decision-makers from day one. No call centres, no project handoffs - just direct access to the people doing the work. When you call, someone answers.

Custom From Start to Finish

No two jobs are the same and we don't want them to be. Every brief is shaped around your home, your block and how your family actually lives. We treat each project as its own problem to solve, not a formula to repeat.

Transparent Cost-Plus Pricing

Alps operates on a cost-plus model for the majority of renovation and extension work. You pay the actual cost of materials and labour, plus a construction margin, so you can see exactly where your money goes and make decisions as the project evolves.

20+ Years of Renovation Experience

Paul has been building since 2005 and holds both low-rise and medium-rise builder's licences. Alps has been transforming Brisbane homes since 2008, including projects featured on Selling Houses Australia and House Rules. We know what a renovation really involves.

Character Home & Queenslander Expertise

Older homes reward experience. We understand how to extend, raise and modernise established homes in Brisbane's western suburbs without stripping away what makes them valuable. When old meets new, the detail matters.

Home Renovations Westlake: What Alps Constructions Delivers

Top 10 Bathroom Renovators

Full Home Renovations

For families in Westlake who love where they live but whose home no longer fits how they live, a full renovation changes everything. We handle layout redesigns, kitchen and bathroom upgrades, interior and exterior improvements and complete material refreshes, all shaped around your brief rather than a standard package. Every project starts with your home and your household. We've renovated homes across Brisbane's western suburbs where clients came to us with little more than a feeling of what wasn't working, and we've helped them land on something genuinely designed for their life.

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Home Extensions Westlake and Additions

When you need more room without changing suburbs or pulling the kids out of school, a well-planned extension is often the smartest investment you can make. Rear extensions that open up existing 1970s floor plans to natural light and outdoor living are among the most requested projects we handle in Westlake, along with second-storey additions that take full advantage of generous block sizes without sacrificing the backyard. Brisbane City Council requires building approval before work on extensions can begin, and we guide every client through the approval pathway so nothing is left to chance.

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House Raising and Build Unders in Westlake

Westlake's elevated sites and high-set homes make house raising a practical and increasingly popular option. Building under after raising adds substantial liveable floor area without expanding the footprint, and can transform what a block is capable of delivering. Alps has worked on house raising projects across Westlake and Brisbane's western suburbs, including under the Queensland Resilient Homes Funding scheme for eligible properties in flood-affected areas.

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Queenslander Renovation Westlake and Character Homes

Westlake's housing stock is predominantly post-war and 1970s construction, which generally carries fewer strict character overlay restrictions than older inner-city suburbs. Many of these homes still benefit from the kind of sensitive, considered approach that Alps brings to Queenslander renovation in Westlake and ‘character home’ work more broadly. Marrying old with new is not always straightforward. Walls are not always straight, subfloor framing holds surprises and older homes carry their own logic. We understand how to work with that, preserving what gives a home its character while updating it for the way families live today.

Structural and Complex Jobs

Sloping blocks, tight access, older structures with unknowns inside the walls: this is exactly where experience separates a builder who can help from one who turns the job away. Alps actively take on the projects that many builders prefer to avoid. Paul's ability to think through structural problems early in the process, before money is committed to plans that won't work, is one of the things clients across Westlake and Brisbane's western suburbs consistently mention.

Cost-Plus Pricing: What It Means for Your Renovation

For renovation and extension work, scope can shift as the project progresses. Unexpected subfloor conditions, council feedback on plans, a client decision to extend the brief: these things happen. Alps uses a cost-plus model for the majority of its work, which means you pay the actual cost of materials and labour, plus a construction margin. There are no contingencies hidden inside a lump-sum figure. Weekly invoices itemise every cost so you can see exactly where your money is going. It is a fairer and more transparent way to manage a renovation, and it gives clients the flexibility to make real decisions as the build evolves rather than being locked in from the start.

What Our Westlake and Western Suburbs Clients Say

Real renovations. Real results. Real clients.

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Renovating in Westlake: What You Need to Know

Westlake sits roughly 15 kilometres southwest of Brisbane CBD, tucked into a bend of the Brisbane River with a quiet, leafy character that draws families in and keeps them there. Almost 97% of dwellings in Westlake are detached houses, compared to around 73% for greater Brisbane. There are almost no units or apartments. This is a suburb built around long-term owner-occupier living, and that shapes everything about how people here approach renovation.



The housing profile tells a clear story. Westlake's homes are predominantly post-war and 1970s construction: solidly built, generously proportioned, sitting on blocks that reward investment. With property values sitting well above the Brisbane median, a quality renovation here is not just an aesthetic decision. It is a financially grounded one. Families in Westlake are not looking to leave. They are looking to stay in a school catchment they have already chosen, close to the amenities and community they already know, and build a home that actually works for where their life is heading.

What that means for builders in Westlake, is that the work tends to be considered and meaningful. Clients here are not looking for the cheapest option. They want a builder who understands their home, communicates clearly throughout and delivers something they will be proud of for years. That is the client Alps works best with, and it is the work we are genuinely set up to do well.

  • High demand for rear extensions that open 1970s floor plans to natural light and outdoor living
  • Growing appetite for second-storey additions on large, established blocks
  • House raising projects where elevated sites offer significant untapped space beneath
  • Families renovating to stay in sought-after school catchments rather than relocating

Alps Constructions serves Westlake and Brisbane's western suburbs as a builder who knows this housing stock, understands the suburb's character and brings a genuinely personal approach to every project.

A More Considered Alternative to Standard Builders

Not all renovation builders approach the work the same way. Volume operators apply templates. Franchise models hand you off to a consultant who is not a builder. Alps Constructions is built differently, and for Westlake homeowners weighing their options, the difference matters.

Design-Led, Not Basic

Every project starts with your home, your brief and your family. We do not apply a standard renovation package and label it custom.

Transparent, Not Vague

Cost-plus pricing means you see every cost as it occurs. No lump-sum surprises and no contingency padding hidden inside a fixed price.

Boutique, Not Volume

Alps takes on a limited number of projects each quarter. You get more considered attention, better communication and a builder who genuinely knows your job.

Experienced, Not Experimental

Paul has been building since 2005 and Alps has been operating since 2008. This is a business with real runs on the board.

Local, Not Generic

We work across Brisbane's western suburbs and know Westlake's housing stock, its council requirements and its terrain. That local knowledge prevents costly surprises.

Custom, Not Templated

Every brief is treated as its own response. There is no renovation playbook applied to your home that was also applied to the last six.

Our Process, Your Journey

1

Get in Touch

Reach out by phone or email. We start by understanding your home, your goals and your rough idea of timeframe and budget. There is no obligation in this first conversation and no pressure to have it all figured out before you call.

2

Inquiry Form

We send a short project inquiry form to understand the scope before committing anyone's time. This helps us make sure the conversation is productive from the start and confirms we are a genuine fit for your project.

3

Initial Consultation

Once we have reviewed your details, Kristie will be in touch to discuss next steps. If it looks like a strong fit, we can arrange a paid site visit with Paul and Kristie to walk through the property and talk about what is possible.

4

Preliminary Advice, Design and Approvals

We assess feasibility, discuss design intent and advise on likely approval pathways, including certifier input where needed. We recommend working through this stage before significant money goes into drafting, so you are not committing to plans that later hit a structural or regulatory issue.

5

Estimating and Contract

Once the design direction is settled, we prepare a cost-plus estimate and contract documentation. You have full visibility on costs before construction begins, with nothing hidden.

6

Build and Handover

Construction begins to the agreed schedule. Regular updates keep you informed throughout and a final walkthrough ensures everything is resolved before handover.


For smaller projects like a bathroom renovation that does not require council approval, the process is considerably simpler. We will walk you through exactly what applies to your job from the first conversation.

Ready to Transform Your Westlake Home?

Alps takes on a limited number of projects each quarter, which means every client gets genuine attention from the people actually building their home. Reach out to Paul and Kristie directly, with or without plans, and we will help you work out the right next step.

Frequently Asked Questions About Renovation Builders in Westlake

  • How much does a home renovation in Westlake typically cost?

    Renovation costs vary significantly depending on scope, structural complexity, finish level and whether the project involves extensions or council approvals. A bathroom-only renovation sits in a very different bracket from a full home transformation with a rear extension. The most reliable way to get clarity is to define scope early and work from there. Alps operates on a cost-plus model, which means you see the actual costs as they are incurred rather than receiving a lump-sum estimate that bundles in hidden contingencies. We can talk through realistic budget ranges for your specific project from the first conversation.

  • Do I need council approval for a renovation or extension in Westlake?

    It depends on the scope of the work. Brisbane City Council requires building approval before starting extensions, house raising and most significant structural renovations. Additional approvals may apply depending on plumbing, planning overlays or setback considerations specific to your block. Smaller internal renovations that don't affect the structure may not require approval at all. Alps can advise on exactly what is needed for your project before any money is spent on plans, which is one of the reasons we recommend an early site visit as a practical first step.

  • How do builders Westlake Brisbane handle character or older homes?

    Westlake's housing stock is primarily post-war and 1970s construction, which generally carries fewer character overlay restrictions than older inner-city suburbs closer to the CBD. That said, older homes anywhere come with their own structural logic and their own surprises. Alps has extensive experience renovating and extending established Brisbane homes, including properties subject to character or heritage-adjacent considerations. Paul's background in structural problem-solving means we can identify issues early and work around them before they become expensive mid-build corrections.

  • What is cost-plus pricing and why does Alps use it for renovations?

    Under a cost-plus arrangement, you pay the actual cost of materials and labour plus a construction margin, rather than a fixed lump sum. For renovation and extension work, this approach makes more sense than a fixed price because the scope of a renovation often evolves once walls are open and structure is visible. Cost-plus means you have full visibility of where your money is going at all times and the flexibility to make real decisions as the project progresses. Alps provides itemised weekly invoices and copies of all trade and materials costs, so there is never any guesswork about expenditure.

  • Can you help with home extensions Westlake if I don't have plans yet?

    Yes, absolutely. You do not need a completed set of plans to get in touch with Alps. Many of our clients come to us with a rough idea of what they want and a sense of what is not working about their current home. We can help with early feasibility discussions, design direction, certifier advice and drafting as required. The important thing is to get the conversation started before committing money to plans, not after, so we can make sure the design is structurally viable and council-approvable from the outset.

  • How long does a home renovation or extension typically take?

    Timeframes vary considerably depending on scope. A standalone bathroom renovation without council approval might be completed within a matter of weeks. A full home renovation with a rear extension, council approval and structural engineering involvement can take several months from design sign-off to handover, with the pre-construction phase (design, certifier, engineering, approvals) adding additional time before the build itself begins. We give every client an honest picture of likely timeframes from the start, including realistic expectations about approval processes, which vary depending on the complexity of the project.

  • Are you a local builder or part of a franchise?

    Alps Constructions is a family-owned and operated business based in Brisbane's south-west. Paul and Kristie are directly involved in every project and directly accessible throughout. There are no franchisees, no consultants standing between you and the builder, and no call centres. Most of our work comes through word of mouth and repeat clients, which we think says more about how we operate than anything we could write here.

  • Can Alps Constructions help with house raising Westlake or build-under projects?

    Yes. Alps has extensive experience with house raising and build-under projects across Westlake and Brisbane's western suburbs. Raising a high-set home and building underneath is one of the most effective ways to add significant floor area on an established block, and it can completely change what a home is capable of. We have also worked on projects under the Queensland Resilient Homes Funding scheme for eligible properties, and we can advise on whether your project may qualify for government assistance during the initial consultation.