Melrose Designs - Extension Plans
Expert House Extension & Architectural Plans in Warrington & North West !
- Affordable pricing starting at £350.
- We start straight away — No waiting for weeks for someone to see you.
- We handle council approvals — no red tape, no hassle.
Count on us to be there whenever you need.
Welcome to Melrose Designs — your trusted architectural partner serving Warrington and the North West.
We specialise in delivering affordable, high-quality residential design solutions that are tailored to your unique vision.
From rear and side extensions to loft conversions and full-home renovations, we take a personalised, hands-on approach to every project. Our comprehensive architectural service blends cost-efficiency with meticulous attention to detail, ensuring your space is not only functional but a true reflection of your lifestyle and aspirations.
Let’s Design and Build your dream house — together !
Services
Our services are designed to be flexible, cost-effective, and tailored to suit the unique needs of each project. Here’s an overview of the core services we offer:

Architectural Drawings
With years of experience across a wide variety of residential projects, our team brings deep expertise and genuine passion to every design. We’re proud to share that knowledge with our clients, helping turn ideas into beautifully crafted spaces.

Planning Permission
We streamline the approval process by handling all planning application submissions directly with your local council, saving you time and hassle.

Building Regulations
We liaise directly with Building Control to ensure your project complies fully with all Building Regulation standards—covering safety, structural integrity, and energy efficiency.

3D Visuals
Bring your ideas to life with realistic 3D visuals from our dedicated team — offering a detailed, immersive preview of your finished space before construction even begins.

Site inspections & Surveys
We’ll visit your property to take accurate measurements and gather essential site information, ensuring your design meets all relevant planning and building regulations.

Structural Engineering Service
We work closely with experienced structural engineers to provide precise calculations that guarantee your project’s safety, stability, and full compliance from the ground up.
There are many types of home extensions and each has its unique features and benefits. Below are some of the most popular home extensions we provide:
Extension Projects
We design bespoke single-storey, wraparound, and double-storey extensions that elevate your lifestyle and add lasting value to your home.
Through smart, thoughtful planning, we unlock your property’s full potential maximising space, enhancing functionality, and creating designs that truly work for the way you live.
Loft & Garage Conversions
At Melrose Designs, we specialise in transforming underutilised attic and garage spaces into stylish, functional living areas.
Our expert design solutions help you unlock your home’s full potential—enhancing space, comfort, and usability through smart, thoughtful planning.
Outbuilding Projects
Beyond extensions and conversions, we also design bespoke outbuildings that combine practicality with style—tailored to suit your lifestyle, needs, and the character of your property.
Why Choose us ?

Experience That Builds Trust
With over 15 years of proven success, our experience drives every project forward with confidence and precision.

Cost-Effective
We’re confident in our pricing — compare us with others and see the value for yourself.

Quick Turnaround
We guarantee a 14 day turn around for all your designs Progress to the construction stage with minimum delay with our streamlined service.
Testimonials
What Our Clients Say
Posted on David AspinwallTrustindex verifies that the original source of the review is Google. Kieran was really easy to work with and made the process of getting our extension ideas onto paper simple. Very professional and responded quickly to queries.Posted on Cate MurdockTrustindex verifies that the original source of the review is Google. Keiran at Melrose Designs was fantastic to work with. He delivered our designs really quickly and was always helpful and responsive throughout the process. He also guided us through the building regulations application, which made everything much easier. We’d definitely recommend to anyone looking for a reliable and efficient architect.Posted on Adam HigsonTrustindex verifies that the original source of the review is Google. Melrose Designs were fantastic from start to finish. They handled my extension design professionally and guided it smoothly through both planning and building stages. Clear, helpful, and reliable, I’d highly recommend them to anyone looking for quality design workPosted on Jamie CooperTrustindex verifies that the original source of the review is Google. Great service provided - we had a design including an extension which later changed to a garage conversion and Melrose Designs were very accommodating and changed the plans for us with a quick turn around. Highly recommended.Posted on Michael OldfieldTrustindex verifies that the original source of the review is Google. Brilliant service from Melrose Designs. They made the whole process of getting my extension approved stress-free. The drawings were spot on, communication was great, and everything went through planning without a hitch. Couldn’t be happier with the result.Posted on Aaron BlandTrustindex verifies that the original source of the review is Google. Kieran was very professional in every possible way ,he’s understanding of our extension needs ,was exceptional We now have a extra bedroom and utility room added to our family home Myself and my partner Suzanne can’t thank Kieran enough Thanks BuddyPosted on Builders SquadTrustindex verifies that the original source of the review is Google. Good experience with Kieran and his company. Polite, always responsive. Always was very helpful, will recommend to others and will use his services again.Posted on Martin BisphamTrustindex verifies that the original source of the review is Google. Kieran sorted our plans from start to finish and went the extra mile. Top bloke and really helpful.Posted on Paul GalvinTrustindex verifies that the original source of the review is Google. Known Kieran for a long time. Great fella and really knowledgeable. plan looks superb. Thanks.Posted on Siobhan GTrustindex verifies that the original source of the review is Google. I can’t recommend Kieran enough. He was professional and friendly. He was always quick to respond to my many questions and requests! I will definitely use him again if we need any future plans drawing up.
How It Works
Step 1
Free Consultation Call
Book a free consultation and let’s bring your ideas to life. We’ll offer expert design advice and guide you through every step of the process — from start to finish.
Step 2
Site Survey & Meeting
We’ll visit your property to take precise measurements and gather all the key site details needed to keep your project moving forward smoothly. We will then discuss how we will turn your vision to life while offering creative solutions to make the design truly exceptional.
Step 3
Planning Approval
We will take care of the entire planning application process — from preparing and submitting all required documents to liaising with your local council. Acting as your agent, we work to secure approval quickly and efficiently.
Step 4
Building Regulations
We then produce detailed building regulation drawings and coordinate the necessary structural calculations, ensuring your builders have everything they need to begin construction without delay.
Reimagine Your Home’s Possibilities
Begin Your Design Journey with a Free Consultation
Share your ideas, receive expert guidance, and take the first step toward bringing your dream project to life — all with no obligation and no cost.
FAQ's
We kick things off with a friendly consultation. This is your chance to share your ideas, goals, and preferences. Drawing from our extensive experience, we’ll suggest creative directions tailored to your vision. Next, we develop an initial concept and present draft plans for your feedback. You’ll have the opportunity to refine and adjust the design until it’s exactly how you imagined.
Project timelines vary depending on complexity, but we aim to visit your property within a few days of your inquiry. You can expect to receive your first draft plans within approximately two weeks.
Construction can sometimes begin within a few weeks, though more detailed projects may take up to four months to reach the build stage.
Definitely. With over 15 years of working closely with councils across the North West, we’ve developed strong relationships and a deep understanding of local planning policies — helping your application move smoothly through the approval process.
Yes, we take care of the entire planning application process for you. From preparing the paperwork to liaising with the council, we act as your agent to ensure everything is submitted correctly and efficiently.
We do! Using advanced design software, we create realistic 3D renderings that give you a clear picture of your future space — helping you make confident decisions before construction begins.
Yes, we have a network of trusted contractors we’ve worked with across various areas. We’re happy to connect you with reputable builders and assist in gathering quotes to suit your project.