GUK is a national provider of security services throughout the UK with a reputation for quality and service. Established in 2003 we’ve grown rapidly with over a £24 million turnover whilst retaining our core value of ethical entrepreneurialism . We manage nearly 1500 sites across the UK and employ around 800 staff.

GUK is a modern organisation offering high quality security solutions across multiple sectors built on family values and traditions.

We currently have under our protection in the region of £40bn worth of assets around the UK. From commercial, corporate and residential we work across numerous industry sectors including the Crown Estate, retailers, property owners & management agents, airports and airlines.

Here are key milestones in our story so far.


GUK launches

Michael Rust launches GUK with just two employees covering a 24-hour a day security operation at a countryside property

February 2003

London office

The team sets up a permanent office in the BIC London office building

November 2003

First national contract

GUK secures its first national contract looking after the Co-op

January 2005

SIA licences introduced

All GUK guards are awarded SIA licences

January 2006


Over £15million turnover

April 2012

Reception UK (RUK)

Reception UK (RUK) launches expanding our client services

February 2013

IFSEC & Firex awards

Awarded IFSEC & Firex awards for guarding service delivery

May 2013

The London Stock Exchange Group’s 1000 Companies to inspire Britain

GUK are listed in The London Stock Exchange Group’s 1000 Companies to inspire Britain

July 2013

GUK Aviation

GUK Aviation launches expanding our client services even further

August 2013

Birmingham office opened

Opening of new Birmingham office, giving us an extra regional base of operations.


Achieved Carbon Neutral status

Achieved Carbon Neutral status as part of our environmental commitment.


ACS Champion of the Year

GUK shortlisted for the ACS Champion of the Year at the prestigious Security & Fire Excellence Awards 2015

October 2015

Michelle Smith

Michelle Smith becomes GUK, Chief Executive Officer (CEO)

November 2015

Achilles audit

GUK achieve an official score of 99% after successful completion of Achilles audit

September 2016

GUK Technical Services Launches

GUK Technical Services launches, expanding product offer to our client base

April 2017

Service Excellence Awards

GUK and RUK launch our own Service Excellence Awards to celebrate staff excellence.


Reading office opened

Opening of new Reading office base.


GUK move to new Head Office

GUK move to new Head Office to accommodate growth

November 2018

Control Centre move to state of the art VRM Centre

Control Centre move to state of the art VRM Centre based in GUKs new head office.

January 2019

Net Carbon Pledge

GUK and RUK pledged to reach Net Zero Carbon by 2030


Hybrid Vehicles

Hybrid vehicles launched as part of our fleet


Quality Management System

Launch of Quality Management System (QMS) online platform.


17 years in top 0.5% of ACS

This year marks 17 years of GUK being in the top 0.5% of ACS score


GUK is 20 years old

GUK is proud to celebrate our 20 year anniversary

February 2023

Contact us to find out what we can do for you.

01992 655 650  |  info@guk.co.uk