Deputy Commissioner Andrews said this on Thursday during the graduation ceremony for the security guards attached with the University's Uniforce.
The guards completed a Security Training Level 2 Course conducted by OSS-Orogen Ltd.
Andrews said: "You have realised the importance of training and the need to raise the level of professionalism and ethical standards within the industry.
He told the guards that they provide a very critical service in crime prevention and that their contribution is appreciated.