Ex-PolarLake CEO Randles Heeds Siren Call

The former PolarLake and Bloomberg exec sees opportunities in startup Siren's Big Data intelligence tools.

john-randles-siren

Randles was CEO of PolarLake between 2006 and 2012, and remained CEO following the company’s sale to Bloomberg in 2012. Before joining PolarLake, he was chief technology officer of Siebel Systems’ banking division, and previously served as CTO of multi-channel retail banking software vendor Enotec.

At Siren, Randles takes over the CEO role from co-founder Giovanni Tummarello, who becomes chief product officer, and will bring his operational and financial data management experience to the role,

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