Some of the many companies using our products!

Designs in Aluminium, trading as DIA Systems Limited, was established in 1997 and has now become a global force within the retail and shopfitting industry.


Starting with only a handful of profiles which were sold within the UK, we now sell to over 27 countries worldwide and stock over 120 products such as mirror trim, recessed slotted uprights, corner protection profiles and retail display systems. We understand the need for working within the shop fitting industry and pride ourselves on the service and quality we offer, as well as ensuring that the products are delivered to your exact specifications.


We have also expanded into Latin and North America.

Shop Systems

Horizontal System

Click here for more details

Socket System

Click here for more details

Backbar System

Click here for more details

Lynx System

Click here for more details

Shop Specialist Extrusions

 "Turn your concept into a reality" 

DIA Systems Limited, Dayton House, Bolney Avenue, Peacehaven, East Sussex, BN10 8HF

© 2021 by DIA Systems Limited.  Proudly created with

  • Facebook Social Icon
  • Twitter Social Icon
  • LinkedIn Social Icon
  • YouTube
  • Instagram

All of our aluminium extrusions are extruded, fabricated and finished within the UK. Our extrusions are produced to comply with EU tolerances EN755-9, fabricated to ISO 9001:2008 Quality Standards and our anodisers quality control is in line with Qualanod/BS EN ISO 7599.