(Telecompaper) Polycom's new owner Sisis Capital has proposed its partner Mary McDowell as the new CEO of the videoconferencing specialist. Pending the closing of the takeover, expected in the next month, McDowell will replace Peter Leav as CEO. Prior to working as an Executive Partner at Siris Capital, McDowell was the EVP, Mobile Phones at Nokia, where she held global P&L responsibility for the feature phone business and associated software and digital services. She joined Nokia in 2004 to lead the Enterprise Solutions business and later served as Chief Development Officer.