Security Industry Authority, London

Security Industry Authority, London

The Security Industry Authority (SIA) regulates and licenses the private security industry in the UK.

Address:  Security Industry Authority, London WC1V 6WY,
PO Box 49768, United Kingdom

Security Industry Authority SIA phone number: +44 20 7025 4116,  (+44)20 7025 4100

Security Industry Authority SIA Website:

Security Industry Authority SIA E-Mail:

View location of Security Industry Authority (SIA), London on google maps

Security Industry Authority (SIA) Login / Register:

For any queries, please fill this SIA contact form

Security Industry Authority (SIA) contact form:

Security Industry Authority SIA training:

SIA Head Office Address

Security Industry Authority
PO Box 49768

General and Licensing Enquiries


Security Industry Authority
PO Box 1293
L69 1AX

Opening times: Monday – Friday 09:00am – 5:00pm

Tel: 0844 892 1025, general enquiry or you are calling about your licence application

Fax: 0844 892 0975

Approved Contarctor Scheme ACS Enquiries


Approved Contractor Scheme
Security Industry Authority
PO Box 49768

Approved Contarctor Scheme ACS Phone number: 0300 123 9298020 7025 4190

Fax: 020 7025 4101


To apply for Security Industry Authority – SIA  Licence in UK

UK Post office will send securely your SIA Licence application form after completing all the procedures. Read more

Renew Security Industry Authority – SIA Licence:

To renew Security Industry Authority – SIA Licence, you need to register through online. For more information visit here

Types of SIA Licence

  • Non-front line licence
  • Door Supervision licence
  • Security Guarding licence
  • Public Surveillance (CCTV) licence
  • Close Protection licence
  • Cash & Valuables in Transit licence
  • Vehicle Immobilising licence
  • Key Holding licence

Security Industry Authority Freedom of Information contact


Security Industry Authority
PO Box 49768

Fax: 020 7025 4101


Information Commissioner’s Office UK Contact details

If you need a response still, please contact Information Commissioner’s Office (ICO). ICO has four offices in UK which are as follows

View Information Commissioner’s Office in Cheshire, Wales, Scotland and Northern Ireland address, phone number, direction, email, fax, media enquiries, ICO helpline and more in the below link.

Information Commissioner’s Office in Cheshire(Head office)

Information Commissioner’s Office in Cardiff, Wales

Information Commissioner’s Office in Scotland

Information Commissioner’s Office in Belfast, Northern Ireland

Media Relations Office

Media Relations Office
Phone: 0300 123 9869, 020 7025 4155

The above number is re-routed outside office hours for urgent press queries only


For complaints / crime report to SIA

Report illegal activity anonymously by calling Crimestoppers on 0800 555 111.

Approved Contractor Scheme, which measures private security suppliers against independently assessed criteria.

SIA licensing covers manned guarding (including security guarding, door supervision, close protection, cash and valuables in transit, and public space surveillance using CCTV), key holding and vehicle immobilising. Licensing ensures that private security operatives are ‘fit and proper’ persons who are properly trained and qualified to do their job.

Leave a comment

Your email address will not be published. Required fields are marked *