Since our establishment in 2004, Emerald has provided innovative, bespoke home improvement solutions of the highest quality across the South of England. Here’s why we are the trusted glazing installers in Wiltshire.

Emerald’s credentials

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  • Emerald is ideally situated to serve areas an hour from our Swindon site. This includes a range of towns, cities and villages throughout Wiltshire, Berkshire, Somerset and other nearby counties.
  • We never use a hard sales approach, relying on our expert knowledge and proven track record to speak for us.
  • As we’ve been around for nearly 15 years, we’ve accumulated extensive knowledge of the glazing industry and its respective products.
  • Our extensive range covers windows, doors, conservatories and even some roofline products.
  • All our products are of the utmost quality and are covered by a 10 year guarantee.
  • We always prioritise the satisfaction of our customers. Our glowing customer recommendations have helped us gain plenty of work over the years.

Check out our about us section for further information on our credentials.

FENSA accredited

FENSA is a government authorised scheme that accredits glazing installers throughout the UK against the relevant Building Regulations. Our accreditation by FENSA demonstrates that we perform excellent work that always complies with current regulations.


As a member of the CPA, we’re able to offer our customers a financial safety net with Insurance Backed Guarantees and Deposit Schemes. This means they can buy our services with confidence.

5* on Google Reviews, 4.9* on

We’ve got an average rating of 4.9*/5 from 292 reviews on, demonstrating the extraordinary levels of satisfaction Emerald has provided its customers. We’ve placed a testimonial from a satisfied customer below for you to consider:

As well as giving us a 5* review, Robert Grant said: “Just recently had 5 Windows & 2 Doors replaced by this company. And I must say the quality and the work done by the fitters was top notch. From the first enquiry by me to the completed job. They are a very professional company and I would definitely use them again.”

Check out our testimonial section for additional proof of our satisfied customers, or our gallery for images of our completed work.

Come and view our showroom in Swindon

There’s nothing quite like seeing something for yourself to gauge an idea of the quality and style that’s on offer. Pop on down to our Swindon showroom, where you can view our fantastic collection. And if you require it, get some home improvement advice from one of our professional team.

If you’ve been impressed by our glowing credentials and are thinking of improving your home, why not get in touch with one of our devoted specialists? You can call us on 01793 700 142 or fill in our online contact form.

Areas we serve

Swindon-based family run double glazing installers

With a head office in Swindon, a short trip from the motorway, we are ideally located to offer our services across Wiltshire, Reading, Bath, Bristol, Marlborough, Berkshire, Gloucestershire, Oxfordshire, and other surrounding locations.

Emerald provide and install home improvements in all materials – uPVC, aluminium and traditional timber. No matter what material you choose, you can be sure we’ll provide you consistent quality – our work is always finished to the highest standards, whether you’re installing 2 windows or 20!

Book a home visitView our showroom

What our customers are saying

We pride ourselves on the hundreds of customer reviews that we have collected over our many years of trading. Why not read some of our testimonials yourself, and see how our customers have rated their experience with our service.

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Replacing patio door with a window

Emerald windows were brilliant. The patio door was removed and replaced with a window. All work was carried out from bricking up the outside to plastering the inside. Great work...

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Lesley B

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Local Family Friendly Company

We worried about choosing a window company. We looked at all the usual national firms but we preferred the feel of a smaller local family run business as the rep...

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Stephanie C

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Very Pleased

Very pleased with the whole process from Mark letting us see and touch the product in the showroom in Swindon (many don't!), to a transparent price breakdown, no "buy now...

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Casey Collins

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Highly Recommended

Highly recommend Emerald Windows and Doors; new Front and back doors fitted yesterday. Cannot praise Mark the Fitter enough, courteous, friendly and very helpful. Top job with attention to detail...

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Michelle Webb

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Emerald Windows – A Quality Product

Emerald windows have just installed a new composite front door to our property. We are very pleased with the product and the installers were polite, professional and have carried out...

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Richard K

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