McMullan O’Donnell is a leading specialist in the design, manufacture and installation of high performance, architectural aluminium systems.

Working with leading contractors we offer single source responsibility for the delivery of aluminium windows, curtain walling, doors and associated products. McMullan O’Donnell has a wealth of experience and product selection knowledge,with a proven ability to deliver to time,cost and safety demands.

Our extensive product range will satisfy and exceed most requirements and can provide you with a truly bespoke solution. Aesthetic appeal goes hand in hand with technical reliability and flexible application.Most importantly our systems fulfil the latest energy performance requirements and comply with the standards set by the centre for window and cladding technology

McMullan O’Donnell has researched widely into premium suppliers,these partners allow us to provide the best possible end product to our customers. We use a number of aluminium systems; Metal Technology, AMS and APS - which cover every need and demand in the marketplace. For architects and specifiers we provide project-by-project advice on design,building regulations,u values and wind loading calculations as well as NBS specifications and budget pricing. This service ensures that projects run smoothly from concept to installation.

Decoral Colour System is a specially developed procedure where the design is applied to each bar via a heat-transfer onto a previously applied base colour. The application method ensures that the design look is consistent throughout the bar and follows the contours of even the most intricate of profiles. Available on all our Window & Door systems and even Curtain Walling systems, Decoral is suitable for external use and is Qualicoat approved.