John Glen Installation Services Ltd

Your Door Our Passion

Glen House Phoenix Way, Gorseinon, Swansea, SA4 9WF Directions

   Now closed Open Thursday 08:30 - 17:00

Why Choose Us?

Affordable Prices
Fully Guaranteed
We Are Specialists

Business overview

The longest established family run garage door business in south wales. Celebrating 35 years as the No 1 authorised dealer and warranty agents for garage doors in South Wales.

John Glen Garage Doors is South Wales longest established Garage Door Company. As you would expect from a company with over 38 Years of experience, we have built a solid reputation as a professional and reliable garage door company, offering a host of products and services throughout South Wales at very competitive prices.

Whatever your requirements, our extensive selection of garage doors ensures we will have a perfect solution for you. We are authorised dealers for all of the major garage door manufacturers which allows you the choice of a wide selection of high quality garage doors to complement the aesthetics of your home.

We can guarantee that you will receive an installation of the highest possible standard that will stand the test of time.

We offer a free no obligation site survey and our dedicated, experienced team will visit your property at a time convenient for you.

Our fitters are all Industry trained with the technical ability required to ensure a premier quality garage door installation.

We are proud to be accredited as one of the few safe contractor garage door companies in south wales.


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Hormann Rollmatic in White
L Ribbed Sectional Door
Anthracite Grey T Ribbed Hormann Garage Door
Hormann Ilkey Garage Door
Hormann Georgian Garage Door

Products & Services

Free Survey

Garage doors

Cone and Cable Repairs

Up and Over Garage Doors

Sectional Doors

Garage Door Repairs

Garage Door Maintenance

Roller shutters

Roller Garage Doors

Automatic door manufacturers

Industrial door manufacturers

Security doors

Security grilles

Security shutters

Gates & railings

Security gates

Domestic Door Manufacturers


External Doors

Steel Entrance Doors

Internal Doors

Composite Doors

Timber Doors

Fire Doors

Door Repairs

Replacement Doors

UPVC Doors



Door and Hardware Federation



  • TrustMark


  • Door & Hardware Federation (00420)
  • Association Of Garage Door Specialists