Welcome to Ci5 Security
Providing Professional security provisions with diligence
For a proactive approach to society with diversity.
Pragmatic in safety assurance with distinction
Elliptically devoted surpassing Customer delivery of Service!


Ci5 private investigators are ex-military surveillance specialist trained by UK Special Forces, and former Scotland Yard Police with combined decades of service, trained and experienced to the highest standards.

Read more


Ci5 bodyguards come from extensive backgrounds in the British military and police service, many are from specialist close protection units not limited to SO1 Specialist Protection, SO14 Royalty Protection, the UK Special Forces (SAS/SBS), and the Royal Military Police Close Protection Unit (RMP CPU), as well as civil backgrounds as well.

Read more


Ci5 Door Supervisors are equipped with specialist Sia trained knowledge whilst providing exceptional consistency and unequivocal customer experiences that matter, being always polite well-mannered and maintaining a professional dress code and approach as paramount as your ambassadors.

Read more


Ci5 Manned Guards provide reassurance to all our clients for the safety and protection of their assets, if it’s a construction site, warehouse, housing scheme, retail, or event, here at Ci5 we are a call away, we have you covered.

Read more


We can utilise a bespoke package covering the whole spectrum of services required for any special project. Ci5 Security can man and maintain Gate safety entry, mobile patrol on site, and even provide top management on call to your requirements for communication or cooperation to the authorities.

Read more


We can implement a bespoke package covering the whole spectrum of services required for any special event. Ci5 Security can man and maintain client entry, mobile CCTV patrol vehicles on site, and even provide operations management on site to your requirements for communication or cooperation to your direction.

Read more


Ci5 Residential in house and monitoring out house teams are some of the best available, back grounds that Ci5 is committed to our screening of all our guards to Bs7858-2012 standards, so you know we have your most valuable assets at the for front of the security task detail.

Read more


Book and pay online now for Security Guards with us. We accept all major credit & debit cards. Set up an account and start booking today online with us. Book Security Guards: create Login, select services, make payment, receive confirmation.

Read more

Peace of mind is a matter of choice

Client Accounts can now book online

“Book Security Guard on-line”

We have you covered!

Become part of the Ci5 Security Group

Book Security Guard Online



Request a Quote

  • This field is for validation purposes and should be left unchanged.

Speak to an Expert

0800 270 7005