Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
ROY FRANCOIS R
   2. Issuer Name and Ticker or Trading Symbol
MDC PARTNERS INC [MDCA] 		5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director _____ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
C/O MDC PARTNERS INC., 45 HAZELTON AVENUE		 3. Date of Earliest Transaction (Month/Day/Year)
04/02/2007
(Street)

TORONTO, A6 M5R 2E3		 4. If Amendment, Date Original Filed(Month/Day/Year)
 6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)		 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)		 4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		 5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)		 6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)		 7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Class A Subordinate Voting Shares               11,000 (1) D  
Class A Subordinate Voting Shares 04/02/2007   M   4,000 A $ 8.5 (2) 15,000 D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)		 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)		 5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)		 6. Date Exercisable and Expiration Date
(Month/Day/Year)		 7. Title and Amount of Underlying Securities
(Instr. 3 and 4)		 8. Price of Derivative Security
(Instr. 5)		 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)		 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)		 11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Appreciation Rights (3) $ 9.71 (2)             07/30/2004 07/30/2007 Class A Subordinate Voting Shares 5,000   5,000 D  
Stock Options (4) (5) $ 8.5 (2) (5) 04/02/2007   M     0 05/14/2002(5) 05/14/2007(5) Class A Subordinate Voting Shares 4,000 $ 0 (6) 0 D  
Stock Options (4) (7) $ 10.66 (2) (7)             06/11/2003(7) 06/11/2008(7) Class A Subordinate Voting Shares 4,000   4,000 D  
Stock Options (8) $ 8.95             04/28/2006 04/28/2016 Class A Subordinate Voting Shares 25,000   25,000 D  
Class A Share Purchase Warrants (9) $ 19.13 (2)             03/12/2004 03/12/2009 Class A Subordinate Voting Shares 4,000   4,000 D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
ROY FRANCOIS R
C/O MDC PARTNERS INC.
45 HAZELTON AVENUE
TORONTO, A6 M5R 2E3		   X      

Signatures

 /s/Francois Roy   04/04/2007
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(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).
(1) Includes 4,000 Restricted Stock Units (previously awarded on March 6, 2006) which will vest on the third anniversary of the date of grant, subject to potential accelerated vesting in specified circumstances. Upon vesting, each restricted stock unit will represent the right to receive one Class A Subordinated Voting Share of the Issuer.
(2) Canadian dollars.
(3) Stock Appreciation Rights (previously granted on July 30, 2004) vest 1/3 on each anniversary of the grant date, expire four years from the grant date, and may be settled in cash.
(4) Stock Options of the Issuer (granted on May 14, 2002 and on June 11, 2003) vest 1/5 on grant, and 1/5 on each anniversary of the grant date, expiring five (5) years from the grant date.
(5) These Stock Options were previously reported as having an exercise price of $7.60 Canadian, a date exercisable of April 16, 2002, and an expiration date of April 16, 2007. These values have been corrected following a voluntary internal review of historical Stock Options grant practices completed by the Issuer.
(6) This transaction does not involve the sale or purchase of a derivative security, but rather the exercise of stock options. As per instruction 4 of Form 4, this field has been left blank.
(7) These Stock Options were previously reported as having an exercise price of $7.25 Canadian, a date exercisable of May 1, 2003, and an expiration date of May 1, 2008. These values have been corrected following a voluntary internal review of historical Stock Options grant practices completed by the Issuer.
(8) Stock Options of the Issuer granted on April 28, 2006 vest over five (5) years from the grant date: 20% (5,000 options) on the first anniversary of the grant date and an additional 20% on each of the next four (4) succeeding anniversaries of the grant date, expiring ten (10) years from the grant date.
(9) These Class A Share Purchase Warrants form part of the Units issued by MDC Partners Inc.

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