Architectural Aluminium Systems

CMC Aluminium Systems are specialist aluminium fabricators and offer a comprehensive range of high-quality aluminium products   - glass bifold doors, commercial concertina doors, aluminium shopfronts, shopdoors  plus excellent customer service.  Browse through our website - you won't be disappointed. CMC Aluminium Systems Limited is synonymous with first-class products and first-class service.

Whether you are building a new house, extending a property, replacing Crittall style windows or looking for new facade for your business you have come to the right place. The products which you order are made bespoke to your requirements in our factory in Dronfield.



Architectural Aluminium fabrication with unlimited potential!

From planning through to installation,

we can offer specialist advice.



  • Supplying Derbyshire, Yorkshire & Nottinghamshire for over 25 years

  • High security locks.

  • Triple glazing, laminated glass, solar controlled glass and integral blinds are all available to meet Building Regulation U-Values.

  • Products made bespoke to your requirements.

  • Slim aluminium profiles to maximise the view.

  • Fabricated in Dronfield

  • Any standard RAL colour available at no extra cost. There are over 200 to choose from.

  • 25 years of experience in aluminium fabrication and installation.

  • 10 year guarantee on domestic installations.*

  • Chas & Constructionline accredited.

  • A company that cares about customer service.


*terms and conditions apply. ask for details

Recent installations

In Derbyshire & South Yorkshire

Domestic Aluminium
Whether you are adding an extension or altering the layout of your home, you want a property to be proud of. One that makes good use of the light and space.  We will work with you to ensure you add enjoyment to your home, giving both a pleasant living space and a contemporary appearance.
You can rely on us

Whatever your project - if you require a low U value or high security, whilst giving your property a modern statement, you can rely on CMC Aluminium for expert advice. We've been in business for 25 years and you can rely on our experience.

Commercial Aluminium
CMC Aluminium work closely with architects and builders to ensure projects are completed on time and meet all safety and quality building regulations. We are Chas and Construction Line accredited and will provide risk and method statements when required before attending your site.

Bifold Doors, Sliding Doors, Aluminium Windows, Skyrooms,Shop Fronts, Curtain Walling Systems, Commercial Doors,

Over 200 RAL colours available Dual Colour 10 year guarantee* on domestic installations

With aluminium windows and aluminium doors

you have a product that won't go rotten and doesn't need painting;

 you have doors and windows that can bring a modern design statement to your property to suit your style;

 you have a product that can make your dreams a reality and bring character to your property;

 you have a product that is strong against the weather and can be used to replace solid walls;

And, if you are working towards a glazing solution that improves the thermal qualities of your property, we can help with that too.


CMC Aluminium is a company that cares about  customer service and will work with you to achieve a property that you will be proud of.  Our extensive professional range of aluminium products, all meet stringent manufacturing quality and safety standards. Whether you are looking for an aluminium door, aluminium window, bi-fold door, shop front, or curtain walling,  talk to CMC Aluminium Systems for more information.

All the products are fabricated at our unit at Dronfield and made bespoke to your requirements.

Don't forget to check out our aluminium bi-fold doors - 3 panel, 4 panel or more to add a special touch to your new extension in Chesterfield, Derbyshire, Sheffield, South Yorkshire & Nottingham.


What our customers say

“Just wanted to express my thanks for the excellent work done by your installation team at my property today. I missed them leaving so was unable to thank them in person. We’re delighted with the product! The windows look great and I’m hugely impressed by the quality of the build and finish, the appearance and the installation. Your men were polite and courteous and worked to a very high standard.

It really has been a pleasure doing business with you.”

Bifold Doors fitted

“Thanks to #CMCAluminium for their 7m bi-folding door installation at our barn conversion project in Grindleford nearing completion. A great company to work with and nothing is ever a problem.”

CMC Aluminium – Peak District

“We are very pleased with the job you have done.

The two chaps that fitted it took the utmost care which we very much appreciate.”

Mr Gadd – Sheffield

“Many thanks for the recent works installing the two patio windows at our cottage.
They look great and I am very pleased with them indeed.
Again many thanks for the works done.”

Mr Wright – Patio Windows in Derbyshire

“The advice you gave, on all sorts of queries, from locks to hinges to options for glazing panels, was very informative and useful. Overall we are delighted with the way that the project was handled by your company from Start to finish. Thank you for doing such a good and customer focused job.”

CMC Aluminium Derbyshire School

“The quality and standard of service has been excellent.
We are most impressed with the after sales and maintenance service.
We will certainly be using you again in the future.”

CMC Aluminium – School in South Derbyshire

“Thank you very much for the service that you and your colleagues provided.  All the work was carried out with the minimum of disruption with the staff being very helpful and considerate. Thank you again, we will certainly recommend you to anyone we know who wants similar work carrying out.”

Mr Galbraith CMC Aluminium Derbyshire