Dempsey Dyer Ltd

Tel: 01977 649641

Units 11-13 Langthwaite Business Park
South Kirkby
Pontefract WF9 3AP

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Dempsey Dyer Ltd Profile

Dempsey Dyer Ltd

Founded in 1977 by brothers Tom and Bob Dyer, and today run by Tom’s son Peter, Dempsey Dyer is currently celebrating its fortieth year in business and is proud to still be a family-owned and run business. 

Dempsey Dyer is a trade manufacturer of UPVC and timber - offering an extensive range of windows, doors and conservatories including; bi-folding doors, composite doors, composite windows and vertical sliding sash windows.

Dempsey Dyer has over 30 year's experience in serving both trade and commercial customer requirements and our strong customer base means we can offer you high quality timber, uPVC and composite windows, doors and conservatories at highly competitive prices.

Sustainability and durability are two things we value highly at Dempsey Dyer. We believe in offering you only the best u-PVC and timber products available, which is why we continually re-design and improve our products as part of our 'durability by design' concept. We also ethically source our timber species in order to offer you eco-friendly timber products.

Dempsey Dyer also offer trade accounts for timber and PVCu customers ordering between 5 and 300 frames per week. When your account becomes active, you will be assigned a dedicated account manager who will be your first point of contact should any questions arise. Your account manager will keep you updated on the latest DD products as well as support you through any technical issues you may have.



The company is listed under the following categories:

Conservatories » Orangeries
Conservatories » Roofs
Doors » Timber
Windows » PVCu
Windows » Timber

Accreditations and Awards

Dempsey Dyer Ltd has listed the following standards, quality assurance or accreditations:

  • BS7950 - Enhanced Security Windows
  • BS644 - Timber Windows
  • BM Trada BFRC Rating Scheme
  • FENSA Registered Company
  • PAS23/24 - Composite, Timber Residential and UPVC Residential & French Doors
  • BS7412 - PVCU Extruded Hollow Profile Windows
  • BS7950 - Enhanced Security Performance of Windows for Domestic Applications
  • BSI Registered Company BS EN ISO 9001:2008 - Quality Management System
  • Secured By Design
  • Energy Saving Recommended
  • Contructionline
  • CHAS Accredited Contractor

Brand and Trade Names

The company supplies products under the following brands or trademarks:

  • Dempsey V
  • Residence 9
  • Beaumont
  • Dempsey II


The following keywords are relevant to this company:

uPVC Doors, U-PVC, uPVC Windows, Residential Doors, Timber, French Doors, Bi-folding Doors, Bifolds, Folding Sliding Doors, Patio Doors, Tilt and Slide, Secured By Design, uPVC Conservatories, Timber Windows, Timber Doors, Timber Conservatories, Composite Doors


Dempsey Dyer Ltd Products and Services

Beaumont Composite Window

Currently available in open out casements only, the Beaumont composite window has been designed to bridge the gap between uPVC and timber products. It eliminates the common problems associated with traditional timber products, such as affordability and maintenance, whilst maintaing the aesthetic value of a timber... [Read more]


Bi-folding Doors

Also referred to as sliding folding doors, our range of U-PVC and timber bi-folding doors are guaranteed to grab consumer attention and help you win new business. UPVC Bifolds Dempsey Dyer uPVC bi-folding doors are fabricated using the Deceuninck 3000 series contemporary... [Read more]


Composite Doors

Available in a wide selection panel designs, Dempsey Dyer composite slab based door products are also available in a wide variety of colours to suit any requirement. Beaumont Composite Doors Beaumont composites are our premium composite door solution - combining... [Read more]


Monorail Patio Door

Products that let the light in and open up a space are very popular in the domestic sector and it’s these types of products you should be offering if you want to take full advantage of the opportunities in this market.   One such product is the Monorail Patio Door, a premium... [Read more]


Residence 9 Windows

The innovative design of the Residence 9 UPVC window window range replicates the features of a 19th Century flush sash timber window and is the ideal product for consumers seeking timber alternatives. Available in the Graduate collection of authentic colours and finishes, Residence 9 windows can be coloured... [Read more]


Timber Conservatories

Dempsey Dyer timber conservatory roofs provide the same benefits as our timber windows and doors, encompassing all three to create a conservatory solution that is tailored to your needs. We manufacture and supply two types of timber conservatories, the Dempsey II and the Petworth, for both domestic... [Read more]


Timber Doors

Dempsey Dyer timber doors can be manufactured to satisfy the most bespoke requirements - providing you with a comprehensive range of design options. Fabricated using Accoya, European Oak, European Redwood or Sapele timber species, our full range of doors are available in a wide range of translucent or opaque... [Read more]


Timber Windows

Dempsey timber windows are all tailor made by our experienced craftsmen to ensure complete satisfaction of our 'durable by design' criteria - providing you with a high quality timber window that will deliver on both security and aesthetics. Fabricated using Accoya, European Oak, European... [Read more]


UPVC Conservatories

Dempsey Dyer PVCu conservatories combine our range of windows and doors to provide you with a tailor-made design. We can manufacture and supply a range of different styles and sizes from standard 3x3 lean-to, to a fully bespoke stand-alone installation. Whatever your requirements, Dempsey can provide the solution, from... [Read more]


UPVC Windows

Dempsey Dyer manufactures high quality PVCu windows using Deceuninck's 2500 Chamfered, 2800 Decorative and 3000 Zendow profiles suites - allowing us to completely satisfy your project requirements. Our full range of u-PVC windows are available in a variety of colours and foiled/woodgrain effects... [Read more]


Dempsey Dyer Ltd News Dempsey Dyer Ltd RSS News Feed

Dempsey Dyer launches stylish new corporate video

Dempsey Dyer launches stylish new corporate video - 25/11/2016

Yorkshire based fabricator Dempsey Dyer has launched its new corporate video, highlighting the firm’s continued commitment to close customer relationships and high-quality products. The one-and-a-half-minute clip focuses on the work that goes into producing its industry-renowned timber window... [Read more]


Dempsey Dyer strengthen door offering with Deceuninck’s Slider 24

Dempsey Dyer strengthen door offering with Deceuninck’s Slider 24 - 04/11/2016

Dempsey Dyer, the long-established fabricator with a reputation for excellence in uPVC and timber, has expanded its already industry-leading Deceuninck offering with the addition of the company’s Slider 24 door. Designed as a best-in-class sliding door solution, the Slider 24 came after Deceuninck... [Read more]


Deceuninck flush sash window now available from Dempsey Dyer

Deceuninck flush sash window now available from Dempsey Dyer - 08/09/2016

Respected fabricator Dempsey Dyer has strengthened its uPVC offering with the launch of the new Heritage Flush Sash window from Deceuninck, further capitalising on the premium ‘timber look’ market place it first entered over 4 years ago with the Beaumont Window. Revealed at this year’s... [Read more]


The Dempsey Dyer Two conquer the 42 Peaks Challenge

The Dempsey Dyer Two conquer the 42 Peaks Challenge - 16/06/2016

Two brave Dempsey Dyer employees recently completed the formidable 42 Peaks Challenge, raising over £2,000 for Brain Tumour Research in the process. Dempsey Dyer’s commercial sales manager, Martyn Wright, led a team of four on the trek, including colleague Anthony Ryder, in memory of his dad... [Read more]


FIT Show’s only timber fabricator sees leads soar

FIT Show’s only timber fabricator sees leads soar - 03/05/2016

Yorkshire-based fabricator Dempsey Dyer is celebrating an upsurge in leads and business enquiries after the FIT Show, at which it stood out as the only timber fabricator. Respected throughout the industry for both its dedication to craftsman-like quality and its versatility, today Dempsey Dyer offers... [Read more]


Dempsey Dyer Ltd Videos

Click on a link or a video thumbnail to view a video.

The Beaumont Window by Dempsey Dyer

The Beaumont Window by Dempsey Dyer

Peter Dyer gives an introduction to the Beaumont Window, a composite uPVC window made to match the beautiful aesthetics of real wood, from the timber window specialists.

View The Beaumont Window by Dempsey Dyer

Dempsey Dyer Ltd Locations

Locations associated with Dempsey Dyer Ltd.

Dempsey Dyer Ltd

Units 11-13 Langthwaite Business Park
South Kirkby
Tel: 01977 649641


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