Tel.: 01506 432142

Circa Security Ltd. Professional integrity since 1993

Circa Security Limited was established by John O’Lone in April 1993 and is a family run business. 
The company was created to counter the problems being experienced by the electronics industry within the Central Scotland area and has been trading successfully since incorporation offering various services connected with the security industry including:-

  • Manned security guarding services
  • Security Audits & Consultations
  • Site Security Inspections
  • Reception Staff

Circa Security hold Approved Contractor Status (ACS) with the Security Industry Authority (SIA) and are fully accredited and hold membership with the International Professional Security Association (IPSA). Additionally, each Director is licensed with the SIA as a frontline operative.

The company’s head office is located in Livingston, chosen for its central location.

In addition to security services, Circa are proud to be a City and Guilds approved training centre and are able to provide training on various subjects.

Please visit our training section to find out further information.


To contact us call 01506 432142

or email info at


Circa Security holds SIA approved contractor status for the provision of Security Guarding services. The ACS Standard encompasses all aspects of a security provider's operation.It takes a holistic view of how well an organisation is managed and an approved organisation must demonstrate to an independent assessor, on an annual basis, that it has met defined standards.

SIA Approved Contractor