
More Space,
Built to Last.
Transform your home with developer-level experience, professional project management and quality workmanship.
We don't rush the build. We remove the delays.
Homespace Improvements is a builder based in Darwen, Lancashire, covering the North West - extensions, loft conversions, garden rooms, renovations, kitchens, bathrooms, garage and basement conversions. Get an instant estimate from our cost calculator, or start with a free consultation.
Peace of mind
10-Year Warranty
Every project is backed by a 10-year warranty.
Finance Available
Spread the cost with flexible finance, subject to status.
Fixed Price Guarantee
The price you agree is the price you pay.
Deposit Protection
Your deposit is protected from day one.
11+ years trading · HJK Construction (Northern) Limited - Company No. 09430009
- Property development background
- Working across the North West
- Professional project management
- One team, start to finish
Where to start
What would you like to improve?
Pick a starting point. We'll show you what's possible before you commit to anything.

Extensions
More living space, shaped around how you actually use your home.
Explore extensions
Loft Conversions
Turn unused roof space into a bedroom, bathroom or office.
Explore loft conversions
Garden Rooms
A separate space for work, fitness or guests, without extending the house.
Explore garden rooms
Renovations
Reconfigure and modernise the home you already have.
Explore renovations
Kitchens
A new kitchen, properly installed as part of a coordinated project.
Explore kitchens
Bathrooms
A bathroom that works harder, fitted properly the first time.
Explore bathrooms
New Homes
Complete residential construction, backed by development experience.
Explore new homes
Garage Conversions
Turn a garage you're not parking in into a room you'll actually use.
Explore garage conversions
Basement Conversions
Convert an existing cellar, or create genuinely new space below ground.
Explore basement conversionsThe Homespace difference
We don't rush the build. We remove the delays.
A building project shouldn't spend half its life waiting for someone to turn up. Our property development background means trades, materials and project schedules can be coordinated properly before and during construction, helping your project keep moving without sacrificing build quality.
Plan Properly
Get the project organised before construction starts.
Coordinate the Team
Keep trades working to a defined programme.
Source Efficiently
Use established supplier and procurement relationships.
Build Properly
Quality workmanship remains non-negotiable.
More home. Less waiting.
Project finder
Not sure exactly what you need?
Tell us what you'd like to change about your home and we'll help you explore what's possible. Eight quick questions, no construction knowledge required.
What could your home become?
What could your home become?
Four common extension configurations, and where the new space actually sits.

Rear Extension
Extends the back of the house into the garden, most often to open up the kitchen and create a kitchen-diner.
- Bigger kitchen or kitchen-diner
- Open-plan family living
- Better connection to the garden
Worth considering: Garden depth remaining and how much natural light reaches the rest of the ground floor.
Learn about rear extensionsCost calculator
Get an instant estimate. Take the quiz.
A couple of minutes of quick questions gets you a real price range, before you speak to anyone.
Why Homespace
Home Improvements. Backed by Development Experience.
We're not builders trying to become developers. The trades, supplier relationships and project management infrastructure of a property development background already exist, we're bringing that experience to your home.
- Established Construction Network
- Access to the people and experience required to deliver residential construction professionally.
- Professional Project Management
- Someone needs to keep every stage moving, and that's built into how a project runs.
- Established Supply Chain
- Existing construction relationships support efficient procurement and project delivery.
- Built for More Than One Job
- The operation is designed to coordinate multiple projects, not depend on a single diary.

How it works
Our Process
Customer Enquiry
Initial Free Consultation
Feasibility, Design & Agree Plans
Detailed Breakdown & Quotation
Finalise Plans & Agreement
Agree Start Date
Preparation happens before construction so your build can keep moving once it starts.
Projects
Recent projects
Project photography in progress
We're building our project gallery. In the meantime, tell us about your project and we'll show you what's possible for your home.
Start Your ProjectReviews
What homeowners say
We're building our reviews section. Genuine Google reviews will appear here as projects complete.
Guides
Straightforward answers, before you commit to anything
All guides →What drives the cost of a house extension?
The factors that move an extension's price up or down - for published £/m² ranges, see our extension cost guide.
ExtensionsRear vs wraparound extensions
Two of the most common configurations, compared.
Planning & PermissionsDo I need planning permission?
A plain-English starting point before you speak to anyone.
Loft ConversionsHow long does a loft conversion take?
The factors that genuinely affect a loft conversion programme.
Common questions
Frequently asked questions
What areas do you cover?
We currently work across the North West.
How does Homespace Improvements differ from a typical builder?
The business was created from an existing property development background, so the trades, supplier relationships, construction experience and project management infrastructure already exist. That's what allows a project to be properly organised before it starts, rather than assembled on the fly.
How much does a home improvement project cost?
It depends entirely on the type and scale of project. We publish industry cost ranges with visible sources on our cost guides for extensions, loft conversions, garden rooms, garage and basement conversions, kitchens and bathrooms - a genuine starting point for budgeting, not a quote for your specific property.
Is it cheaper to extend or to move house?
It depends on your local property market, the size of the move you'd otherwise need to make, and moving costs (stamp duty, agent fees, legal fees) versus construction costs. Extending is often - though not always - the more cost-effective way to gain space if you're happy with your current location.
Do you offer a free consultation?
Yes. Get in touch and tell us about your project - we'll talk through what's realistic for your property before any commitment is made. This is a conversation, not a formal quotation or set of technical drawings.
How do I get started?
Use our project finder or contact form to tell us what you're thinking, or try one of our free tools - the project matcher, the permitted development checker, the extension size visualiser or the cost calculator - to get a first steer before we talk.

Ready to make more of your home?
Tell us what you're thinking and let's see what's possible.
Start Your ProjectMore Space, Built to Last.