SIEGENIA is German-based manufacturer of high-quality window and door hardware, ventilation solutions and access control systems with over 100 years’ experience and a reputation for its quality of products and excellent service levels.

Their UK subsidiary in Coventry, established over 30 years ago, is responsible for sales, distribution and technical support for the UK and Ireland. SIEGENIA’s leading products to-date have been TBT window systems and lift-and-slide door systems but 2026 marks a sea-change, heralding the launch of products bespoke to the UK market. These include a full suite of casement window hardware, as well as a new multipoint lock and decentralised ventilation unit.