AGREEMENT AND PLAN OF MERGER dated as of April 26, 2007 among INTER-TEL (DELAWARE), INCORPORATED, MITEL NETWORKS CORPORATION and ARSENAL ACQUISITION CORPORATIONMerger Agreement • April 27th, 2007 • Inter Tel (Delaware), Inc • Telephone & telegraph apparatus • New York
Contract Type FiledApril 27th, 2007 Company Industry JurisdictionAGREEMENT AND PLAN OF MERGER (this “Agreement”) dated as of April 26, 2007 among INTER-TEL (DELAWARE), INCORPORATED, a Delaware corporation (the “Company”), MITEL NETWORKS CORPORATION, a corporation duly organized under the laws of Canada (“Parent”), and Arsenal Acquisition Corporation, a Delaware corporation and a wholly-owned subsidiary of Parent (“Merger Sub”).