You can find further information on security, habitation and construction on the following websites.
Aldridge is the largest trade only security wholesaler in the UK & Ireland and has over 63 years of experience in the industry.
The BIS is an independent, private, non-profit distributing company which helps organizations improve their quality and performance, reduce their risk, manage and protect their reputations, and help them be more sustainable:
A not-for-profit trade association established in 1958, the MLA licenses its approved locksmith companies through strict vetting and regular inspections, in order to ensure quality of service and provide peace of mind to the end customer looking for a high quality locksmith.
The GAI is the United Kingdom's only trade body solely dedicated to promoting the interests of the whole architectural ironmongery industry, Architectural Ironmongers themselves, and the manufacturers and wholesalers of Architectural Ironmongery products.