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John Randles

CEO, Siren

John Randles is CEO of Siren,  heading the team that provides the leading Investigative Intelligence platform to some of the world’s largest and most complex organizations.

John spent 5 years before Siren as the CEO of the Bloomberg's Data Management Utility serving quality data to the capital markets community. Bloomberg built their Data Management Utility around PolarLake, which was acquired by Bloomberg in 2012. John was CEO of PolarLake for 6 years before the acquisition, a Data Management technology provider.

Earlier in his career John was CTO of Banking at Siebel Systems and was CTO of Eontec, a Retail Banking software provider.