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WMDG is the trusted design & build home improvement company who has been serving Birmingham, the West Midlands and surrounding areas for 20 years. Unlike other companies, we provide a complete start to finish renovation service meaning everything is handled under one roof for your convenience. 160+ Google Reviews.
Finance & Buy Now, Pay Later Options. Fast Turnaround. FREE Consultations & Quotes.
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Our Complete Range Of Home Improvement Services

Single storey extensions

Double Storey Extensions

Kitchen Extensions

Garage Conversions

Loft Conversions

Conservatories

Orangeries

Interior Renovations

Full House Renovations

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Flexible Finance Options | Your Dream Renovations From Just £300 Per Month | 10 Year Guarantee On All Works | Completion Time Is Just 6 Weeks!
Why Choose WMDG?
What separates us from other companies?
From inception to completion, we will manage EVERY aspect of your renovations. Other companies often need to outsource builders, plasterers and electricians for certain portions of a project, whereas we deal with everything in-house! Just take a look at what’s included as part of our service…
FREE Consultation & Quote
Some companies will charge a callout fee for a consultation but we would never do that. During your consultation, you will receive unrivalled expert advice tailored to your exact renovation requirements.
Design & Architectural Drawings
We not only design your project with our advanced 3D modelling software but we also have in-house architects at hand to assist with the necessary architectural drawings and structural calculations.
Planning Permission & Building Regulations Applications
You may often hear that application processes are difficult to navigate…but not with us! We have years of experience in planning and regulation paperwork, and can assist you every step of the way.
Public Liability Insurance Credentials
When doing any building work, you need to notify your home insurance provider otherwise you risk voiding your home insurance. They may ask for our certified public liability insurance credentials which we will provide to you.
Renovation Installation
Expert craftsmanship and installations of the highest quality are guaranteed with WMDG. Our specialist building teams will bring your dream renovation vision to life.
Building Products From Our Very Own Builders Merchant
We use building materials of the highest quality sourced from our very own Builders Merchants part of the WM brand. That means we can source materials at unbeatable prices and pass those savings on to you for your renovation project.
Aftercare
At WMDG, we provide a 10 YEAR GUARANTEE ON ALL WORKS ensuring complete peace of mind as you’ll be in safe hands for the decade to come. Other companies may not offer such a comprehensive guarantee.

The Communication
As soon as you sign up for a project with us, you will be added to a dedicated Whatsapp group with your project management team and renovation installation manager.
At every stage of your project, we will keep you completely informed to ensure complete transparency.
In addition, we are always just a phone call away and you can always chat to our team on site!
The Payment Options
Finance from £1K to £50K
Unlike a mortgage, this finance is an unsecured loan meaning it’s not secured against your home or any other asset. With an unsecured loan, you also have the opportunity to make overpayments and lump sum payments as well.
Buy Now, Pay Later
Get your renovations now and don’t pay a penny for 6 months. Once those 6 months end, a 10-year loan commences, with payments depending on the cost of your renovations. You also have the opportunity to make overpayments and lump sum payments with this option.
5 Years 0% Finance Options
We provide interest-free finance options up to £20K for up to 5 years, meaning you can pay for your renovations in small, convenient instalments without paying any interest.
The Track Record
1. Contact Us
Fill out a form or give us a call to book in for your FREE consultation where you can tell us all about your renovation needs & requirements, and we can provide our expert advice. If you fill out a contact form on this page, we’ll be in touch within 24 hours.
2. Your FREE Consultation & Quote
One of our representatives will come out to see you for your initial consultation where we discuss all of your renovation desires and requirements in detail, and they’ll then return for a secondary consultation once they have designed your home improvements in our 3D modelling software. This allows you to get an extremely realistic idea of how your renovation will look, and give you a chance to provide any feedback or design changes you’d like to implement. 
3. Pick Your Payment Plan
Choose from the aforementioned payments plans. Whether it be interest, 0% interest or buy now, pay later, we’ll be able to find a flexible plan to meet your budget requirements. 
4. Introductions & WhatsApp Group Creation
Once your payment plan has begun, our office team will give you a call to introduce themselves and will set up your dedicated WhatsApp group shortly after. It will include all relevant team members and your assigned Renovation Installation Manager who will serve as your main point of contact throughout the process.
5. Architectural Drawings & Structural Calculations
Our architect will then visit the site in order to create the architectural drawings. These drawings are then passed over to our structural engineer who will in turn make the structural calculations based on this. We then submit the architectural drawings and structural calculations to Building Control. Before both get sent off, we will require your sign off giving you a chance to look everything over once more prior to submission. We will also submit the relevant applications to Severn Trent.
6. Project Start Date Issued
Once we have the go ahead from Building Control and, if required, the Planning Department from your local council, as well as any other relevant bodies — your project works start date will be issued! 
7. Project Works Commence
Your works will begin and our specialist teams will start to bring your dream renovations into reality. Typically, the works will follow these stages: Foundations, Brickwork, Roof Installation and Completion. Each of our teams are courteous, tidy and consummate professionals who will always show the utmost respect to your property.
8. Completion, Certifications & Aftercare
After approximately six weeks, your renovations will be completed! At this point in time, we will provide you with the following certifications: Building Control Completion Certificate, Electrical Certificate, Gas Safe Certificate (for any gas works), and a FENSA certificate (for windows and doors). At WMDG, every process is followed to the letter. Just a reminder… we provide a comprehensive 10 year guarantee on all works to give you peace of mind regarding your new renovations for the next decade. Now… you can start your brand new home life! 
Just a reminder… we provide a comprehensive 10 year guarantee on all works provided to give you peace of mind regarding your new renovations for the next decade. Now…you can start your brand new home life!
Don't Just Take Our Word For It
Our Fixed Price Guarantee
We operate with a fixed price guarantee where you will never pay more than what’s been agreed in your contract. The only instance where the price of your works could increase is at the foundation stage where, if your grounds are deemed to require additional reinforcements by external bodies, extra materials and labour will be required. Apart from that, there is no other scenario where your price will be raised.


We Can Work With Your Architects
Already have your drawings done by another architect? Not a problem, we are happy to work with them and build from their designs, as long as they comply with all local regulations.
Need Your New Kitchen Fitting?
If a new kitchen is part of your renovation plans, not only can we build your kitchen extension… but we can also design and fit your brand new kitchen as well. We really mean it when we say we do everything under one roof!


Let's Get Started.
We Have Just 10 Project Slots Left If You’d Like Your Renovations Completed In Time For Christmas.
So for our October Offer, those who sign up for these remaining project slots will receive £4000 OFF their works.
Don’t Miss Out. Be One Of The Lucky 10 While The Project Slots Remain. First Come, First Serve!