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Endorsed By Trading Standards. Trusted By You.

Alexander Windows was founded in 1991 with a vision to create a trustworthy, reliable service for homeowners looking to invest in industry-leading products. We wanted to do things differently, offering tailor-made windows and doors with no pressure selling, no gimmicks, and unparalleled customer service. More than 25 years on, and we’d like to think we’ve done just that. Many of our customers come back to use time and time again, recommending us to friends, family and colleagues along the way.

We believe in quality, sustainable products. We believe in employing our own installers. We believe in doing a job properly, and doing it once. We are proud to be approved by Trading Standards, endorsed by TrustMark, and founder members of FENSA. If you’re looking for peace of mind, then look no further.


The Alexander Windows Difference. Why Choose Us?

We’re a well-established family firm and have been in business since 1991

We use the best products in the industry, including Kommerling and Rockdoor

Our installations are carried out by our own time-served joiners

Our products are so good, we don’t need to use high-pressure sales techniques

We pride ourselves on exceptional customer service from beginning to end

The Alexander Windows Lifetime Warranty is Unique


Visit Our Showroom

We firmly believe that it’s important to see the products you’re thinking about buying before you make your decision. Our showroom is regularly updated with new products, and is looked after by our glazing specialists who will help you design your windows and doors in a relaxed environment.

As well as seeing our products, our showroom will give you a feel for what we are all about. The care we take over showcasing our products is exactly the same level of care that you can expect in your own home.


See what our customers are saying

Arrived on time and fitted the door quickly and expertly. Fabulous value for money. Thank you!

Hannah Amy - Facebook

Very happy with the professional service.

Mr & Mrs White - Stockport

Windows and door just completed. Another fantastic job.

Angela Newton - Facebook

Excellent customer service from beginning to end.

Kerry Roberts - Facebook

They left my property cleaner than they had found it!

Mrs Loughenbury - Stockport

Welcome to Alexander Windows

For friendly advice or a free no-pressure quotation, call us on 0800 954 2500