Byron S. Kalogerou is a partner in the law firm of McDermott Will & Emery LLP and is based in the Firm’s Boston office. Byron focuses his practice on corporate transactions, finance and governance. He has substantial on the ground experience in structuring mergers, acquisitions, divestitures and joint ventures on six continents. Byron has industry background in the medical device, fire and security, energy, telecom and industrial sectors. Before his move back to private practice, Byron spent 17 years in-house, including 14 years at Tyco International, where he served as general counsel of its fire and security business, established its international legal function and was general counsel of its telecommunications business. He also acted as lead counsel in some of Tyco's most significant transactions, including the $12 billion acquisition of AMP Inc., the $850 million purchase of AT&T Submarine Systems, and the $2.2 billion initial public offering of TyCom Ltd. In addition, he handled many of Tyco’s medical device company acquisitions.