Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

MATTHEWS TERENCE H

2. Date of Event Requiring Statement (MM/DD/YYYY) 12/21/2016

3. Issuer Name and Ticker or Trading Symbol

MITEL NETWORKS CORP [MITL]

(Last) (First) (Middle)

390 MARCH ROAD, SUITE 110

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
Chairman of the Board /

(Street)

OTTAWA, A6 K2K 0G7

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Shares	31311	D
Common Shares	6988590	I	Kanata Research Park Corporation ⁽¹⁾ ⁽²⁾

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Restricted Stock Units	⁽³⁾	⁽³⁾	Common Shares	10000	⁽³⁾	D
Options (Common Shares)	12/6/2012	12/6/2019	Common Shares	18038	$3.06	D
Options (Common Shares)	3/7/2013	3/7/2020	Common Shares	18313	$3.94	D
Options (Common Shares)	7/1/2013	7/1/2020	Common Shares	18313	$3.80	D
Options (Common Shares)	9/5/2013	9/5/2020	Common Shares	16190	$4.64	D
Options (Common Shares)	12/12/2013	12/12/2020	Common Shares	10146	$9.58	D
Options (Common Shares)	2/5/2014	2/5/2021	Common Shares	9329	$8.79	D
Options (Common Shares)	5/20/2014	5/20/2021	Common Shares	9281	$10.83	D
Options (Common Shares)	8/14/2014	8/14/2021	Common Shares	9281	$9.96	D
Options (Common Shares)	11/13/2014	11/13/2021	Common Shares	9816	$9.96	D
Options (Common Shares)	3/5/2015	3/5/2022	Common Shares	3585	$9.70	D
Options (Common Shares)	12/31/2015	5/14/2022	Common Shares	10000	$8.94	D
Options (Common Shares)	5/14/2015	5/14/2022	Common Shares	4220	$8.94	D
Options (Common Shares)	8/12/2015	8/12/2022	Common Shares	4542	$8.30	D
Options (Common Shares)	11/11/2015	11/11/2022	Common Shares	4307	$8.75	D
Options (Common Shares)	3/4/2017	3/4/2023	Common Shares	10000	$7.17	D
Options (Common Shares)	3/4/2016	3/4/2023	Common Shares	5278	$7.17	D
Options (Common Shares)	5/26/2016	5/26/2023	Common Shares	5674	$6.74	D
Options (Common Shares)	8/10/2016	8/10/2023	Common Shares	4723	$8.12	D
Options (Common Shares)	11/9/2016	11/9/2023	Common Shares	5713	$6.62	D

Explanation of Responses:
( 1)	Dr. Matthews owns 100% of the outstanding voting shares of 4293711 Canada Inc. ("4293711 Canada") which in turn owns 99.9% of the outstanding voting shares of Wesley Clover International Corporation ("WCIC") (the remaining 0.01% of the outstanding voting shares of WCIC are owned by the Matthews Family Trust, of which Dr. Matthews is one of three trustees). WCIC owns 100% of the outstanding voting shares of Kanata Research Park Corporation ("Kanata"). On January 1, 2017, Kanata will amalgamate into WCIC.
( 2)	Pursuant to Rule 13d-3 under the Securities Exchange Act of 1934, as amended (the "Exchange Act"), each of Dr. Matthews, WCIC and 4293711 Canada may be deemed the beneficial owner of all of the common shares (the "Common Shares") of Mitel Networks Corporation (the "Company") beneficially owned by Kanata (and, after January 1, 2017, those shares beneficially owned by WCIC). The filing of this Form 3 shall not be construed as an admission that the Reporting Persons share beneficial ownership of these shares, and the Reporting Persons expressly disclaim such beneficial ownership except to the extent of any pecuniary interest therein.
( 3)	Represents 10,000 Common Shares of the Company underlying 10,000 Restricted Stock Units ("RSUs") granted to Dr. Matthews on March 4, 2016. The RSUs are scheduled to vest on February 28, 2017.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
MATTHEWS TERENCE H 390 MARCH ROAD, SUITE 110 OTTAWA, A6 K2K 0G7	X		Chairman of the Board

Signatures
/s/ Dr. Terence Hedley Matthews		12/21/2016
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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