The Designer Door Company Belfast.

Our story.

Our expertise lies in designing, supplying and installing quality, secure bespoke doors in homes throughout Northern Ireland.

We provide external doors that will secure your home and protect your family, so you can be sure that our expertise and attention to detail will deliver an excellent end product. Not only do our doors keep the warmth in and the cold and noise out, they will immediately improve the energy efficiency of your home.


The Designer Door Company is Northern Ireland’s most successful provider of custom built external doors. We advocate contemporary design, professional installation and superior warranty on all our products.

Our modern, Belfast based showroom offers a unique, bespoke service ensuring that customers can receive all relevant information prior to choosing a door that best suits their home.


Our products provide better heat insulation which will help reduce your energy bills and increase the value of your home

The doors and side panels are highly durable, and each come with a 10-year guarantee as standard

We use the latest in locking technology which will inhibit even the most experienced burglars and protect your family from intruders. This is important given that 74% of break ins are through the front door. (Up from 71% 2014) Source: Crime Survey for England and Wales, Office for National Statistics

The Designer Door Company products are manufactured to be low-maintenance. We insist upon a strong colour finish which is designed to keep looking good year after year, both on the outside and on the inside. Customers can choose the perfect colour for the exterior of their home and match it with the ideal colour for the inside. To ensure consistency even when the door is open, we carefully colour match every edge

Our doors are attractive with realistic woodgrain finishes, a wide variety of options for glasswork inserts, we really have something to suit everyone

We offer complete solutions.



Our window products are manufactured using only the best quality materials and are environmentally friendly. Each window frame is made from 80% recycled uPVC window frames.

The Designer Door Company install the finest quality, energy efficient windows which are designed to suit your taste.

  • Our windows are fully airtight resulting in excellent noise and weather protection.
  • We offer different types of glazing including obscure glass ensuring privacy or decorative glass to add style
  • Our extra-secure locking gives added security leaving your family safe and secure.


Composite doors

We also design and manufacture the most comprehensive composite door range in Northern Ireland from contemporary and traditional to patio doors. Explore our complete collection here and find your perfect door.

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