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
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
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 *

MAS JORGE 		2. Issuer Name and Ticker or Trading Symbol

MASTEC INC [ MTZ ] 		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)

800 DOUGLAS ROAD, 12TH FLOOR 		3. Date of Earliest Transaction (MM/DD/YYYY)

12/27/2017
(Street)

CORAL GABLES, FL 33134
(City)        (State)        (Zip)
4. 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 Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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
Common Stock   12/27/2017     A    32129   A $0.00   149829   D    
Common Stock                  276000   I   Indirect   (1)
Common Stock                  125000   I   Indirect   (2)
Common Stock                  9925400   I   Indirect   (3)

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3) 		2. Conversion or Exercise Price of Derivative Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. Trans. 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 7. Title and Amount of Securities Underlying Derivative Security
(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

Explanation of Responses:
(1)  Shares owned by Mas Equity Partners III, LLC, a Delaware limited liability company ("MEP III"), in which Mas Equity Partners, LLC ("MEP") is a member. The sole member of MEP is Jorge Mas. The reporting person disclaims beneficial ownership of the securities held by MEP III except to the extent of his pecuniary interest therein.
(2)  Shares owned of record by the Mas Family Foundation, Inc., a Florida not-for-profit corporation (the "Family Foundation"), of which Mr. Jorge Mas is the president. Mr. Jorge Mas disclaims beneficial ownership of all shares owned by the Family Foundation.
(3)  Shares owned of record by Jorge Mas Holdings I Limited Partnership, a Texas limited partnership ("Jorge Mas Holdings"). The sole general partner of Jorge Mas Holdings is Jorge Mas Holdings Corporation, a Texas corporation ("JM Holdings Corp") which is wholly owned by Mr. Jorge Mas.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
MAS JORGE
800 DOUGLAS ROAD, 12TH FLOOR
CORAL GABLES, FL 33134 		X



Signatures
s Albert de Cardenas For: Jorge Mas 12/29/2017
** 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 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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.
MasTec (NYSE:MTZ)
Historical Stock Chart
From Mar 2024 to Apr 2024 Click Here for more MasTec Charts.
MasTec (NYSE:MTZ)
Historical Stock Chart
From Apr 2023 to Apr 2024 Click Here for more MasTec Charts.