Greg Williams

Ex - Detective Chief Inspector

Greg is an operational police officer recently retired at the rank of Detective Chief Inspector who has served as a Constable, Sergeant and Inspector in both uniform and CID branches of the service.

Greg passed the NIE, OSPRE Sergeant and Inspector Part 1 process in the top 1% in the country obtaining the highest mark in his force on each occasion.

His main area of expertise is within the field of criminal investigation where he has gained a vast amount of experience within both volume and major crime acting as both officer in the case and supervisory officer for numerous investigations including homicide, serious sexual assault and other serious and major crime investigations.

Greg is an accredited Senior Investigating Officer (SIO) with experience of leading major crime investigations including covert investigations and undertaking 'cold case reviews' into historic allegations of a serious nature. He is also a nationally trained SIO with regards to the investigation of Kidnap and Extortion offences.

Greg has received 3 Chief Constables commendations and a national award with regards to his leading complex and serious investigations. He was part of the investigation team (D/SIO) who secured the successful conviction into the abduction and murder of a 5 year old child in 2012.

Greg has been successfully teaching police officers nationwide since 2005 in both the OSPRE and the NIE and is the co-author of the best selling Police Pass Crammer textbooks and other e-learning products.