are you looking for a DoorSafe Registered Engineer?

Why the ADIA?

We are a team dedicated in the safety of the public and competency of our members.

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Continuous Benefit Growth

Our benefits for members are ever growing. They include industry updates, training, free health & safety courses and more.

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Working With Our Members

We have over 700 BS EN16005 trained engineers who have demonstrated competency all of which are City & Guilds accredited. 

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Opening the doors
to opportunity.




Trained engineers


DoorSafe Companies


Exclusive Courses


We focus on saving our members time and money
increasing competency and keeping the public safe.


  • The extended furlough scheme at-a-glance

    On 31 October, Boris Johnson announced that the furlough scheme was going to be extended nationally. Rishi Sunak confirmed in a speech to parliament that the extended scheme will continue to the end of March 2021. ADIA Preferred Supplier Citation’s Employment Law experts have put together this at-a-glance overview of the extended scheme, to help you

    November 9, 2020
  • Free HR and Health & Safety webinars

    ADIA Preferred Supplier, Citation, are hosting a number of free interactive webinars which members will find helpful. To help you get to grips with the ongoing impact of COVID-19, they offer practical HR and Health & Safety tips and advice to keep business owners in the know. Find out more about the webinars and register

    November 4, 2020