
This is the 19th Edition of our annual top UK security company rankings by revenue. The data below is self reported by the companies themselves to us with historical financial data used where needed.
“2023 has been a return to business as usual for the UK security industry after the last couple of years of extraordinary events.
There have been some notable movement amongst the top 5 largest security companies this year. Mitie continue to maintain their number one spot by quite some distance with G4S n...