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Siris Capital Group

Siris Capital Group

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Alexa global traffic share

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$2,000,000,000
WSJD , TechCrunch

Polycom Ends Deal With Mitel, Agrees to Be Bought by Siris Capital

$643,000,000
NoCamels

Siris Acquires Xura, Formerly Comverse, For $643M

Funding