Three Counties Security ~ Manned Guarding and Event Security Services Covering the South of the UK. Three Counties Security is a professional security firm who have been at the peak of our industry for 16 years. We employ professional security officers who are required to pass stringent vetting procedures. We can cover all security aspects including CCTV, Keyholding, Static Guarding, Door Supervision and Mobile Security. Three Counties Security ~ Corporate Security Our security team specialises in security services to businesses who wish to ensure their premesies are secured 24 hours a day. CCTV service is 24/7 security, combined with our mobile security and keyholding service we provide a full spectrum of security products. Three Counties Security ~ Event Security If you are organising any event one thing most people don't consider is event security. One thing you dont need when your event is in full flow is uninvited guests or an incident within the venue getting out of control. Our professionally trained door supervisors and mobile security staff can help ensure this does not happen. As well as having a "man on the ground" we can also provide many electronic security measures such as CCTV and metal detectors to give you and your guests further peace of mind.