 SUNNYVALE, Calif.BUSINESS WIREMitel, a global leader in business communications, announced it has entered exclusive negotiations with Atos to acquire Unify, the Unified Communications and Collaboration UCC and Communication and Collaboration Services businesses CCS of the Atos group. The proposed transaction is subject to the consultation of the relevant employee representative bodies and other customary regulatory ... Mitel Enters Exclusive Negotiations with Atos to Acquire its... 