Windows, doors, conservatories & more!

Welcome To Swainstons.

Thanks to our amazing customers and fantastic team of dedicated fabricators, Swainstons windows and doors have been dominating the glazing industry for over 50 years.

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Call us on:

01642 605 445

Design Your Dream Door Now!

Click below for our online composite door designer.

Our Story...

Swainstons - Dominating the glazing industry since 1964.

Swainstons are a local business based in Stockton-On-Tees who specialise in the glazing industry offering years of experience in surveying, manufacturing and installing uPVC and glazing products to both residential and commercial customers since 1964. We also offer other building improvement services with our approved contractors including; joinery, plumbing and electrics so we can take away the planning stress away from our customers. No Doors compare to Swainstons windows and doors!

Our Services

Have a browse through our list of top-notch services and let us know if there's anything we can help you with!

man measuring a window
UPVC Windows & Doors

We offer a comprehensive UPVC window service, including installation, repair, and maintenance. Our team of experts is experienced in handling a variety of UPVC window styles and designs.


Our glazing service provides top-quality glass services, including installation, repair and maintenance. We offer a variety of glass options, including energy-efficient, tempered and safety glass.

composite door
Composite doors

Upgrade your front or back door to a more secure, bespoke fitted door from our Composite Door range. Design and create your dream door with over 30 door styles and 40 bespoke colours to choose from.

aluminium bi-folds

Our aluminium bi-fold service offers a sleek and modern solution for opening up your living space. Our expert team provides a complete service from design to installation, ensuring doors are tailored to your exact specifications. 


Many homeowners keen to add value to their properties and maximise their living space are investing in a conservatory. A conservatory is a room consisting of a glass roof and walls, usually attached to a house on one side.

man fitting a window
Repairs & maintenance

Our repairs service is designed to provide fast and efficient maintenance services for individuals, commercial and industrial clients. We provide a range of services from electrical & plumbing repairs to building services.  

Our Work

Have a browse through our stunning portfolio and let us know if there's anything we can help you with!

A Few Kind Words...

We would be no where without our amazing customers, take a look at our testimonials to hear what they have to say about us.

"From start to finish Swainstons have been great. Good communication, top notch customer service, great standard of knowledge. The tradesmen were professional & well mannered. I would use this company again without a second thought. Many thanks for your hard work."
Alex Rushton
"Good reliable family business. I have used them on numerous occasions. Trustworthy local firm, really helpful."
Patey Pablo

What are you waiting for?

Fill out our contact form today with your details and one of our friendly team will respond to your enquiry within 48 hours to kickstart your project with us.