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
OMB APPROVAL
OMB Number: 3235-0287
Expires: January 31, 2005
Estimated average burden hours per response... 0.5

(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)
05/02/2007
(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 (1)               7,000 D  
Restricted Stock Units (Class A Shares) (2)               4,000 D  
Restricted Stock Units (Class A Shares) (3) 05/02/2007   A   4,000 A $ 0 4,000 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number. SEC 1474 (9-02)

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 (4) $ 9.71 (5)             07/30/2004 07/30/2007 Class A Shares 5,000   5,000 D  
Stock Options (6) $ 10.66 (5)             06/11/2003 06/11/2008 Class A Shares 4,000   4,000 D  
Stock Options (7) $ 8.95             04/28/2006 04/28/2016 Class A Shares 25,000   25,000 D  
Class A Share Purchase Warrants (8) $ 19.13 (5)             03/12/2004 03/12/2009 Class A 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 R. Roy   04/05/2007
**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) Hereinafter, "Class A Shares".
(2) Restricted Stock Units (previously granted on March 5, 2005) 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 represents the right to receive one Class A Share of the Issuer.
(3) These Restricted Stock Units of the Issuer, granted on May 2, 2007, 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 represents the right to receive one Class A Share of the Issuer.
(4) Stock Appreciation Rights (previously granted on July 30, 2003) vest 1/3 on each anniversary of the grant date, expire four years from the grant date, and may be settled in cash.
(5) Canadian dollars.
(6) Stock Options of the Issuer (previously granted 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.
(7) Stock Options (previously 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, an additional 20% on each of the next four (4) succeeding anniversaries of the grant date, and expire ten (10) years from the grant date.
(8) These Class A Share Purchase Warrants form part of the Units issued by the Issuer.

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

Potential persons who are to respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB number.