X0206 3 2016-12-20 0 0001170534 MITEL NETWORKS CORP MITL 0001479524 CHARBONNEAU PETER 350 LEGGET DRIVE OTTAWA A6 K2K 2W7 ONTARIO, CANADA 1 0 0 0 Common Shares 26974 D Common Shares 13927 I Held by Joan Charbonneau (Spouse) Common Shares 2019 I Held by the Peter Charbonneau Trust #2 Options (Common Shares) 7.17 2017-03-04 2023-03-04 Common Shares 10000 D Options (Common Shares) 8.94 2015-12-31 2022-05-14 Common Shares 10000 D Options (Common Shares) 9.70 2015-03-05 2022-03-05 Common Shares 1154 D Options (Common Shares) 9.96 2014-11-13 2021-11-13 Common Shares 4854 D Options (Common Shares) 9.96 2014-08-14 2021-08-14 Common Shares 4682 D Options (Common Shares) 10.83 2014-05-20 2021-05-20 Common Shares 4682 D Options (Common Shares) 8.79 2014-02-05 2021-02-05 Common Shares 4778 D Options (Common Shares) 9.58 2013-12-12 2020-12-12 Common Shares 4960 D Options (Common Shares) 4.64 2013-09-05 2020-09-05 Common Shares 6782 D Options (Common Shares) 3.80 2013-07-01 2020-07-01 Common Shares 10338 D Options (Common Shares) 3.94 2013-03-07 2020-03-07 Common Shares 10338 D Options (Common Shares) 3.06 2012-12-06 2019-12-06 Common Shares 10819 D Options (Common Shares) 2.61 2012-09-06 2019-09-06 Common Shares 10544 D Options (Common Shares) 4.22 2012-06-26 2019-06-26 Common Shares 10550 D Options (Common Shares) 3.44 2012-03-07 2019-03-07 Common Shares 8756 D Options (Common Shares) 3.05 2011-12-23 2018-12-23 Common Shares 8756 D Options (Common Shares) 3.29 2011-09-07 2018-09-07 Common Shares 10083 D Options (Common Shares) 4.00 2011-07-07 2018-07-07 Common Shares 20441 D Options (Common Shares) 6.50 2011-09-16 2017-09-16 Common Shares 32668 D Restricted Stock Units Common Shares 10000 D 13,927 common shares ("Common Shares") of Mitel Networks Corporation (the "Company") are held by Mr. Charbonneau's wife, Joan Charbonneau. Mr. Charbonneau disclaims beneficial ownership of the Common Shares held by his wife and this report shall not be deemed an admission that Mr. Charbonneau is a beneficial owner of such shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose. 2,019 Common Shares of the Company are held by the Peter Charbonneau Trust #2, of which Mr. Charbonneau is the sole trustee. Mr. Charbonneau disclaims beneficial ownership of the Common Shares held by the Peter Charbonneau Trust #2, except to the extent of any pecuniary interest therein, and this report shall not be deemed an admission that Mr. Charbonneau is a beneficial owner of such shares for purposes of Section 16 of the Exchange Act or for any other purpose. Represents 10,000 Common Shares of the Company underlying 10,000 Restricted Stock Units ("RSUs") granted to Mr. Charbonneau on March 4, 2016. These RSUs will vest on February 28, 2017. /s/ Peter D. Charbonneau 2016-12-20