Architectural home renovations and extensions made easy, collaborative and purpose-built for your lifestyle
Dreaming of a home that truly fits your life? Renovating or extending can feel overwhelming, especially when you’re faced with confusing council consents, unclear plans and unreliable contractors. Delays and uncertainty about whether your vision will ever become reality can be stressful.
With Fundamental Design Studio, every detail of your house renovation or extension is managed for you – whether it's your kitchen, bathroom, laundry, garage. or granny flat – so you enjoy a stress-free experience. Your style and needs guide every decision, making sure you always feel heard and supported.
A collaborative, hands-on approach keeps you confident and informed at every stage. Your space is transformed to suit your lifestyle with innovative, functional design. From planning to building consent – throughout Hutt Valley, Wellington and the lower North Island – everything is handled for a seamless experience.
With Fundamental Design Studio, every detail of your house renovation or extension is managed for you – whether it's your kitchen, bathroom, laundry, garage. or granny flat – so you enjoy a stress-free experience. Your style and needs guide every decision, making sure you always feel heard and supported.
A collaborative, hands-on approach keeps you confident and informed at every stage. Your space is transformed to suit your lifestyle with innovative, functional design. From planning to building consent – throughout Hutt Valley, Wellington and the lower North Island – everything is handled for a seamless experience.
Architectural house extensions and home renovations designed for your lifestyle with personal support at every step
- Architectural house extensions shaped around your lifestyle and future plans
- Home remodel architect takes care of everything including building consent and expert advice
- Experience a collaborative stress-free process with clear communication and creative solutions
Transforming homes and businesses across Wellington, Hutt Valley, Wairarapa, Kapiti Coast and Porirua
Personalised design for your lifestyle and future needs
"I don't want to impose my tastes on clients, so it’s a matter of chatting with you and figuring out what you like.” William Arends, Founder and Principal Designer
Your home should reflect your personality and the way you live. That’s why your journey with Fundamental Design Studio starts with a genuine conversation about your lifestyle, inspirations and what you want from your space.
You’re encouraged to share your ideas, examples and preferences – your vision drives the design.
You’ll never feel pressured into a particular style. Whether you love a modern minimalist look or something unique, your renovation or extension is tailored to you.
Your home should reflect your personality and the way you live. That’s why your journey with Fundamental Design Studio starts with a genuine conversation about your lifestyle, inspirations and what you want from your space.
You’re encouraged to share your ideas, examples and preferences – your vision drives the design.
You’ll never feel pressured into a particular style. Whether you love a modern minimalist look or something unique, your renovation or extension is tailored to you.
Additions and alterations – whether to your residential or commercial building – are managed, so you can make changes as your ideas evolve or as challenges come up. Your needs, style and future plans are always the priority.
Find out more about our approach to new home design here.
Find out more about our approach to new home design here.
Architectural support and expertise throughout your house or office extension journey
"I'm always there, available through each step." William Arends, Founder and Principal Designer
Work directly with one dedicated architect for your project, whether it’s a small alteration or a large-scale extension. No being passed from person to person – just clear, consistent support from start to finish.
You always know who to contact and can reach out for advice, site visits or troubleshooting at any stage.
Unexpected issues can arise, especially with architectural home renovations. Hands-on support is always available, even outside regular hours if needed. You’re never left to figure things out alone.
Learn about our townhouse and developer opportunities here.
Work directly with one dedicated architect for your project, whether it’s a small alteration or a large-scale extension. No being passed from person to person – just clear, consistent support from start to finish.
You always know who to contact and can reach out for advice, site visits or troubleshooting at any stage.
Unexpected issues can arise, especially with architectural home renovations. Hands-on support is always available, even outside regular hours if needed. You’re never left to figure things out alone.
Learn about our townhouse and developer opportunities here.
Building consent and council approval made simple
"I handle the whole council application for you. I've worked in councils so I know how they work." William Arends, Founder and Principal Designer
Dealing with council consent and building approvals can be daunting, but you don’t have to handle it yourself. With Fundamental Design Studio, your house extension architect manages the entire process, from preparing and submitting documentation to handling consent queries and any changes during or after approval. With experience working inside councils, delays are minimised and your project keeps moving.
Focus on the exciting parts of your renovation or extension, knowing the paperwork and council back-and-forth are taken care of. If changes are needed during construction, we are happy handle all the paperwork ensuring compliance and peace of mind.
Explore our full range of services on the About page.
Dealing with council consent and building approvals can be daunting, but you don’t have to handle it yourself. With Fundamental Design Studio, your house extension architect manages the entire process, from preparing and submitting documentation to handling consent queries and any changes during or after approval. With experience working inside councils, delays are minimised and your project keeps moving.
Focus on the exciting parts of your renovation or extension, knowing the paperwork and council back-and-forth are taken care of. If changes are needed during construction, we are happy handle all the paperwork ensuring compliance and peace of mind.
Explore our full range of services on the About page.
A flexible collaborative workflow drives your home remodeling
"With renovations, you don’t know what you’re dealing with until it’s been opened up. So I’ll be there to work through any issues with you and the builder." William Arends, Founder and Principal Designer
Clear, responsive communication is at the heart of your experience with Fundamental Design Studio. Get in touch by email, phone or in person – whatever suits you best. Your home remodel architect responds promptly and keeps you updated, so you’re always in the loop.
Renovation projects often evolve, so your feedback is welcomed and adjustments are made as your needs change.
Clear, responsive communication is at the heart of your experience with Fundamental Design Studio. Get in touch by email, phone or in person – whatever suits you best. Your home remodel architect responds promptly and keeps you updated, so you’re always in the loop.
Renovation projects often evolve, so your feedback is welcomed and adjustments are made as your needs change.
The workflow is designed to put you at ease:
- Free no-obligation quotes so you can explore options without pressure
- Transparent fees so you’re never surprised by hidden costs
- Regular updates and check-ins so you always know what’s happening
- Your input is welcomed at every stage from concept to completion
You’re encouraged to ask questions, make changes and share your thoughts. The best results come from working together and your comfort is always a priority.
Innovative and functional solutions for every home remodel project
No matter the scale – from compact alterations to multi-room extensions – your project benefits from a practical, innovative mindset. The goal is to enhance how you use your home, maximise value and create spaces that work beautifully for you and your family.
Whether you want to add a bedroom, extend the kitchen or laundry, or convert your garage into a granny flat, you can expect:
- Creative ideas tailored to your lifestyle and how you use your space
- Practical solutions that improve flow comfort and usability
- A focus on adding value and long-term flexibility to your home
Your architectural house extensions and renovations are designed to help you adapt your home for changing needs, open up living spaces or add features that make daily life easier.
Start your journey to a transformed home
Throughout your renovation or extension, your comfort and satisfaction are at the centre of every decision. Your ideas, concerns and feedback shape the process at every step, so you always feel confident and supported.
With Fundamental Design Studio, you have a partner who is invested in your vision and committed to delivering a result that works for you now and into the future.
With Fundamental Design Studio, you have a partner who is invested in your vision and committed to delivering a result that works for you now and into the future.
If you’re interested in exploring residential architectural design for a new build or want to learn more about architectural designers for townhouses, you’ll find the same personal approach with Fundamental Design Studio.
Discover more about the values and experience behind Fundamental Design Studio on the About page. If you’re ready to start your journey, get in touch for a free no-obligation quote and see how your home can be transformed with clarity, creativity and trusted expertise.
Discover more about the values and experience behind Fundamental Design Studio on the About page. If you’re ready to start your journey, get in touch for a free no-obligation quote and see how your home can be transformed with clarity, creativity and trusted expertise.
We handle the entire council consent process for your home renovation or extension. With direct experience working in councils, we prepare and submit all documents, deal with queries, and manage any changes. This ensures your project moves smoothly, with fewer delays and less stress for you.
Absolutely – your input shapes every detail of your house extension. We start with a conversation about your lifestyle and preferences, then collaborate at each stage. You’re encouraged to share ideas and make changes, ensuring the final design truly reflects your needs and vision.
We provide architectural house extensions and home renovations across Wellington, Hutt Valley, Wairarapa, Kapiti Coast and Porirua. If you’re located in these regions, we can help transform your space with a tailored, hands-on approach that puts your needs first.
Our approach is flexible, collaborative and personal. You work directly with one architect from start to finish, ensuring clear communication and consistent support. We focus on innovative, practical solutions and keep you informed and involved, so your renovation feels effortless and truly yours.
Yes, we offer free no-obligation quotes for all home renovation and extension projects. This lets you explore your options and understand potential costs before making any decisions. We believe in transparency and want you to feel confident every step of the way.