Co-ordinated raids by police in Adelaide and New South Wales on Wednesday led to the arrest of 12 members of the Nomad Outlaw Motorcycle Gang (OMCG) in connection with serious criminal offences.

The culmination of this investigation by the Serious and Organised Crime Branch’s Crime Gangs Task Force saw raids at a number of properties on Wednesday May 27, and 12 men arrested on a range of charges including solicit to murder, kidnapping, blackmail and assault.

Of the dozen arrests, three occurred in South Australia and nine in NSW. A number of those arrested interstate are Adelaide residents. Police will be requesting the extradition to South Australia of all those arrested interstate.

Police allege that the offences occurred in South Australia between November 2014 and March 2015 and all those arrested in connection with this investigation are full members, nominees, prospects or associates of the Nomads OMCG.

Included in those arrested are high-ranking member of the gang including the National Vice President, the SA President and the SA Sergeant at Arms .

Assistant Commissioner Paul Dickson (Crime) said the offending showed again that OMCGs are not merely harmless groups who enjoy riding bikes.

“These are well organised criminal gangs driven by a culture of self-interest and violence internally and within the community,” he said.

“This offending also demonstrates again the cost and risks linked with being a member of, or associated with, an OMCG.”

Those arrested are:

A 24-year-old man from Clearview who appeared in the Goulburn Magistrates Court for an extradition hearing. He will be charged in SA with solicit to murder, two counts of aggravated blackmail, participating in criminal organisation, aggravated assault causing serious harm with intent and aggravated kidnapping.

A 26-year-old man from Elizabeth North who appeared in the Goulburn Magistrates Court for an extradition hearing. He will be charged with aggravated assault causing serious harm with intent, false imprisonment, participating in criminal organisation and aggravated kidnapping.

A 50-year-old man from Paralowie appeared in the Goulburn Magistrates Court for an extradition hearing. He will be charged with aggravated assault causing serious harm with intent.

A 31-year-old man from Campbelltown appeared in the Goulburn Magistrates Court for an extradition hearing. He will be charged with participating in a criminal organisation.

A 40-year-old man from Para Vista appeared in the Goulburn Magistrates Court for an extradition hearing. He will be charged with aggravated assault causing serious harm with intent, false imprisonment and participating in a criminal organisation.

A 26-year-old man from Andrews Farm was charged with aggravated assault causing serious harm with intent. He appeared in the Adelaide Magistrates Court and was remanded in custody until 4 August.

A 37-year-old man from Parafield Gardens was charged with aggravated assault causing serious harm with intent, false imprisonment, participating in a criminal organisation and aggravated kidnapping. He appeared in the Adelaide Magistrates Court yesterday and was remanded in custody until 4 August.

A 35-year-old man from Pennington was charged with aggravated assault causing serious harm with intent, false imprisonment, participating in a criminal organisation and aggravated kidnapping. He appeared in the Adelaide Magistrates Court yesterday and was remanded in custody until 4 August.

A 30-year-old man from Sydney has been arrested and following a court appearance will be extradited to SA to face two counts of aggravated blackmail, making aggravated threats to kill and cause harm, aggravated assault causing harm, blackmail and participating in a criminal organisation.

A 37-year-old man from Kenthurst in NSW was arrested and charged with making, making aggravated threats to kill and cause harm, aggravated assault causing harm and aggravated blackmail. He has been bailed to appear in the Adelaide Magistrates Court on 1 June.

A 30-year-old man from Fletcher in NSW was charged with , making aggravated threats to kill and cause harm, aggravated assault causing harm. He is expected to appear at an extradition hearing in NSW today.

A 26-year-old man from Merrylands West in NSW was charged with aggravated blackmail. He is expected to appear at an extradition hearing in NSW tomorrow.

A warrant has also been issued for the arrest of a 41-year-old man from Paralowie who is wanted in connection with this investigation.

Assistant Commission Dickson said South Australia Police have worked closely from the outset of this investigation with the NSW Police, Strike Force Raptor and the Australian Federal Police’s National Anti-Gangs Squad (NAGS).

“NAGS is a national law enforcement body implemented in 2013 to support and enhance the existing efforts of state jurisdictions to combat gang related crime by bringing the relevant law enforcement and national government agencies together,” he said.

“This operation again shows this co-operative approach works when tackling the scourge of OMCGs.

“I would also like to take this opportunity to thank the members of the community who have assisted with this investigation.

“Anyone with any further information is asked to contact Crime Stoppers on 1800 333 000 – you can remain anonymous.”