Securicall U.K. Limited holds SIA Approved Contractor Scheme (ACS) status for the provision of Security Guarding and Key Holding services. CSA Service Group and Securicall Guarding are trading names of Securicall U.K. Limited, which is registered in England and Wales with company number 02962915 and has its registered address at Llanelli Gate Business Park, Dafen, Llanelli, Carmarthenshire, SA14 8LQ.