Welcome to Bann Architectural Systems Ltd, specialists in aluminium window systems, doors, curtain walling, shopfronts, roof-glazing, patio and bi-fold doors. We service both the commercial and domestics markets undertaking both large and small contracts.

Recent projects

Cadogan Park - Ulster Ind Clinic

Cadogan Park - Ulster Ind Clinic

Recently Completed Project

Private Dwelling - Killyleagh

Private Dwelling - Killyleagh

New Build - Private House Killyleagh

Kelvin Building Belfast

Kelvin Building Belfast

Recently Supplied and Fitted

New Multi Purpose Office Building in the City Centre

Latest news

Job Vacancy - Aluminium Fabricator (06/05/2025)

Bann Architectural Systems Ltd are a specialist Aluminium Window, Doors, Curtain Walling…

Secure By design (18/09/2023)

We are delighted to have been awarded this licence for our Aluminium Windows and Doors

We have a fully fitted out workshop where we manufacture our doors and windows. Watch the video for a tour.