You've lived in your house for a while, but now it feels too small and outdated. If moving isn’t an option, home extension builders can help you create the extra space you need with a well-designed extension.
If you are searching for 'house extension specialist near me' in Auckland, our team of skilled professionals at Advantage Projects is here to help. We create beautiful and functional extensions for your living space.
What We Offer
We design and build all kinds of home extensions to match what you need. We can help you make your living area better in the following ways:

Single & Double-Storey Extensions
Our team knows how to build practical spaces that fit right in with the rest of your home—whether you're adding a room to the side or building upwards.

Kitchen & Living Space Expansions
We’ll help turn your home into a warm, open space where everyone feels welcome. Whether it’s a modern layout or more natural light, we’ll create a place you’ll truly love.

Rear & Side Extensions
Maximise your home’s space with a rear or side extension—ideal for adding a bedroom, creating a home office, or expanding your living area.

Garage Conversions & Granny Flats
Convert empty space into a useful asset. Our team can turn garages into comfortable flats for multigenerational living or modern offices.
With years of expertise in Auckland's unique building regulations, we ensures excellent craftsmanship on every project.
Why Choose Us as Your Home Extension Builders in Auckland?
We are home extension builders who know how to make new spaces blend naturally with your existing home. Here’s why Auckland homeowners trust us to add more space.
Increase Space
One of the most obvious reasons for planning a house addition is to create additional living area. Whether your family is growing, you need a home office, or you want more room for leisure activities, a well-designed extension can provide the extra space you need. Our home extension builders can accomplish this without the hassle of moving.
Licensed Building Practitioners (LBPs)
We’re licensed building practitioners, so all our work meets New Zealand’s strict building standards. You can count on us to prioritise safety and quality in every part of your project.
Enhance Functionality
A house extension allows you to tailor your living space to your specific needs. Whether you want a bigger kitchen, extra bedrooms, a home gym, or a dedicated entertainment area, our well-planned extensions can greatly enhance your home's functionality.
Avoid the Cost and Stress of Moving
Moving to a larger home can be a costly and stressful process. By extending your house, you can stay in your current home, maintain your community connections, and avoid the expenses and uncertainties associated with relocating.
Home Extensions Increase Property Value
Our well-executed property extensions can add value to older homes. It not only enhances the overall appeal of your home but also increases its market value.
Using high-quality materials and design can further boost its value. This ensures your property is both attractive and durable. An excellent investment, especially if you ever sell your property.
Personalised Design
Unlike moving to a new house, extending your home offer you the opportunity to remain in a location you love. You can then customise your living space to suit your preferences. Designing the extension according to your lifestyle, ensuring it meets your unique needs and aesthetic preferences.
Cost-Effective Solution
In many cases, extending your home can be more cost-effective than moving to a larger property. The expenses associated with selling, buying, and moving can quickly add up. A house extension specialist can help oversee the process smoothly, making an extension a more budget-friendly option.
Quick Return on Investment
A well-executed home extension by our builders can provide a quick return on investment by increasing your property’s value. This makes it a financially savvy decision for homeowners looking to invest strategically in their homes.
Avoid Permission Issues
Sometimes, extending your existing home might be easier than obtaining planning permission for a new build. Our experienced home extension builders can help you avoid the challenges of getting planning permission for a new build, as extensions usually have fewer restrictions.

How It Works: Our Step-by-Step Process
When you decide to work with us, constructing your ideal home extension will be simple and hassle-free. This is how we work with you from start to finish.
1. Free Consultation
Tell us what you have in mind. Our friendly team visit your home, takes a look at the space, and chat about what you need for the extension. Once we understand your goals, we’ll suggest the best options and next steps.
2. Custom Design & Quote
We develop designs that fit your lifestyle needs and provide a detailed, transparent price that covers labour, materials, and timelines.
3. Council Approvals
Dealing with council permits can be challenging, but we handle it for you and make sure everything meet the legal requirements.
4. Home Extension Builders Begin Construction
Our qualified home extension builders start the job as soon as it is approved. We keep lines of communication open at all times so you’ll aware of the project's development.
5. Final Walkthrough & Handover
Once the work is done, we’ll walk you through the space to ensure everything meets your expectations. We’re only satisfied when you are.
Frequently Asked Questions
Depending on its size, the materials used, and other factors, an extension may cost differently. On average, a single-storey extension starts at around $2,400 per square metre. Please get in touch with us for a quote that suits your needs.
The complexity of the project determines the timeline. From concept to completion, most extensions take three to six months.
Yes! We make sure your new spaces blend in perfectly with the current design and architecture of your house.
Absolutely. We take care of everything—from early design ideas to getting council approval—so your project can get started smoothly.
Yes, building consent is required for most extensions or renovations. We'll handle this for you to make the process more easier for you, so don't worry.
Generally, yes. We aim to work quickly and keep disruptions to a minimum, but we’ll go over the details of your project to make sure you’re comfortable.
Got more questions? Contact our friendly team, and we'll be pleased to assist you!
Ready to Transform Your Home?
Take the first step towards enhancing your living space with Advantage Projects. Schedule a free consultation with our expert home extension builders to discuss your ideas and get personalised advice.
At Advantage Projects, we don't just build extensions; we create spaces that inspire and elevate your daily living. Your dream home is just an extension away! Contact us today, and let's turn your vision into reality.