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22 Years
experience
Your Trusted Source for Windows, Doors & Conservatories in Leicester
Leicester Window Supplies was founded in 2004 with a clear mission to deliver high-quality windows, doors, and glazing solutions while prioritising customer satisfaction. Our expertise stems from decades of combined experience in the industry, allowing us to identify gaps in traditional window and door services and address them through a customer-centric approach. We specialise in bespoke, made-to-measure products manufactured to the highest British standards, ensuring durability, security, and energy efficiency. Our in-house installation teams, CERTASS registration, and 10-year guarantees reflect our commitment to compliance and excellence. In 2014, we expanded our operations by opening a showroom in Syston, Leicester, enabling clients to explore our full range of products firsthand. We serve Leicestershire and surrounding areas, including Market Harborough, Stamford, Oakham, and Rutland, offering tailored solutions for residential and trade customers.

Our dedication to innovation is evident in features like the TimberLux patented joint technology, which combines aesthetic appeal with technical performance. We maintain transparency through competitive pricing, fast turnaround times, and a 10-year guarantee on all products. Our team provides technical support, colour samples, and detailed guidance to ensure informed decisions. With a focus on sustainability, our products are manufactured in Britain using environmentally responsible methods. We pride ourselves on transforming living spaces through energy-efficient designs that enhance comfort and property value. Our growth has been driven by word-of-mouth referrals and repeat business, a testament to our reliability and craftsmanship.
Services
Windows Doors Conservatories Roof Lanterns Secondary Glazing Glass Verandas TimberLux Technology Trade Discounts Remote Consultations 10-Year Guarantees
Details
  • Year established: 2004
Highlights and features
  • We offer 20 years of expertise in bespoke window and door solutions.
  • Our in-house installation teams ensure consistent quality standards.
  • CERTASS registered for compliance with building regulations.
  • Bespoke products tailored to individual customer requirements.
  • Showroom in Leicester for hands-on product demonstrations.
Associations and certifications
  • CERTASS
What people say
Brilliant service Smooth installation Love the finished product Integrated blinds look fantastic Builder impressed
Services
Windows
We supply and install bespoke UPVC, aluminium, and heritage windows designed for thermal efficiency and security. Our made-to-measure options include flush sash, traditional, and contemporary styles, available in multiple colours and finishes. All windows meet British Building Regulations and come with a 10-year guarantee.
Doors
Our composite, bi-fold, and sliding doors combine durability with aesthetic appeal. Customisable in colour and finish, they enhance home security and insulation. Installation by certified professionals ensures seamless integration with existing structures, backed by a 10-year product guarantee.
Conservatories
We create energy-efficient conservatories and orangeries that add living space and property value. Designed to blend with your home's architecture, these glazed rooms feature low-maintenance materials and optional upgrades like integrated blinds and heating systems.
Roof Lanterns
Contemporary roof lanterns maximise natural light in internal spaces. Constructed with thermally efficient glass and available in white, anthracite grey, or black finishes, they offer U-values as low as 1.1 W/mK and come with a 10-year warranty.
Secondary Glazing
Our slimline secondary glazing units improve thermal efficiency and noise reduction without replacing existing windows. Ideal for period properties, they feature removable panels, multiple styles, and a 10-year guarantee on materials and installation.
People
Mr M Clayton
Director
With over 20 years in the glazing industry, Mr Clayton co-founded Leicester Window Supplies to prioritise customer needs over corporate processes. He oversees product development and quality assurance.
Mr M Bhagat
Director
Mr Bhagat brings extensive operational expertise to Leicester Window Supplies. He manages day-to-day operations and ensures installations meet the company's high standards for craftsmanship and compliance.
Questions
What areas do you serve?
We operate across Leicestershire, including Leicester, Market Harborough, Oakham, and Rutland, with showroom access and local installations.
Do your products come with guarantees?
All windows and doors include a 10-year guarantee covering materials and manufacturing defects, with CERTASS-backed installation assurance.
Can I see products in person?
Yes, our Syston showroom displays full ranges of windows, doors, and glazing solutions with staff available for technical advice and colour samples.
Are your installations done in-house?
We use our own certified installers to maintain quality control, ensuring every project meets our standards for craftsmanship and compliance.
Do you offer trade discounts?
Registered trade customers receive exclusive pricing on windows, doors, and glazing products for resale or project use.
What payment options are available?
We accept major credit/debit cards and bank transfers. Payment terms for trade accounts can be arranged upon application.
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Reviews (5)
Adam Shaw
Nov 13, 2021 Report
I've had my LWS windows installed for a couple of months now and am pleased with the results. In all I had a replacement bay, timber sash and two quirky upstairs windows replaced. None of which were particular normal but presented no problem. From initial discussion all the way through the team listened, worked within my budget and made recommendations to get the best final installation I think was available. Always friendly and never pressured, they provided a clear schedule that accommodated my schedule. Very happy and would recommend.
Allan Smith
Oct 19, 2021 Report
Thank you very much to LWS
The team of Lee sales Simon and Alex window fitters First rate job by all. We have purchased 4 windows 1 doors .The work was carried out to high standard. Simon and Alex were very helpful and friendly, they clearly new their job and cleaned up as they went along. The finished product looks Great We would use this company again and would recommend them
Douglas Stuart
Jun 22, 2021 Report
Leicester Window Supplies gave us a good quote with a short lead time for some bifold doors. The survey was extremely helpful and clarified our ideas in a more realistic way. The doors were installed on the day first quoted, and are of an excellent quality. The installation went smoothly and the fitters were professional and obviously well experienced. We are thrilled with the new doors and have no hesitation in recommending Leicester Window Supplies.
Nicola Theakston
Jun 18, 2021 Report
We recently had our windows and French doors replaced and Id like to thank the installation team and Mick for a professional, friendly outstanding job from quotation to invoicing (thanks Sarah). To say we are delighted with end result would be an understatement. Thanks guys! Mark and Nicola
Roger Gill
May 21, 2021 Report
I
Leicester Window Supplies Ltd recently fitted a replacement porch door with which we are delighted. They arrived promptly and carried out the work very efficiently making sure that, when they finished, everything was clean and tidy. The fitters were polite and helpful and a credit to the company. I would , based on my experience, definitely recommend using their services.