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        • Open Optical Networks
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        • OTN Switching
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        • Tanya Tamone
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        • Sam Bucci
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Management Team

Ribbon Communications Executive Team

Bruce McClelland

President, CEO & Director

Sam Bucci

EVP, Chief Operating Officer

Petrena Ferguson

SVP, Human Resources

Patrick Macken

Patrick Macken

EVP, Chief Legal Officer

Rick Marmurek

Rick Marmurek

EVP, CFO and CAO

Steve McCaffery

EVP, Global Sales

Joni Roberts

SVP, Chief Marketing Officer

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