MASTEC INC — Director's Dealing 2006

Dec 8, 2006

SEC Form 3 — Initial Statement of Beneficial Ownership

Issuer: MASTEC INC (MTZ)
CIK: 0000015615
Period of Report: 2006-12-04

Reporting Person: Apple Robert E (Chief Operations Officer)

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	12400	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Incentive Stock Option (right to buy)	$7.6	2015-04-04	Common Stock (39471)		Direct
Incentive Stock Option (right to buy)	$12.93	2016-08-03	Common Stock (7733)		Direct
Non-Qualified Stock Option (right to buy)	$7.6	2015-04-04	Common Stock (10529)		Direct
Non-Qualified Stock Option (right to buy)	$10.01	2015-11-01	Common Stock (40000)		Direct
Non-Qualified Stock Option (right to buy)	$12.93	2016-08-03	Common Stock (92267)		Direct

Footnotes

F1: These shares represent shares of restricted stock granted under the MasTec, Inc. 2003 Employee Stock Incentive Plan. A pro rata portion of these shares will vest at the end of each fiscal quarter over the next year beginning on June 30, 2006.

F2: Exempt stock option grant that vests over three years. First two years vesting is 33%. Third year vesting is 34%. Vesting begins twelve months after date of grant (4/4/2005).

F3: Exempt stock option grant that vests over three years. First two years vesting is 33%. Third year vesting is 34%. Vesting begins twelve months after date of grant (08/03/2006).

F4: Exempt stock option grant that vests over three years. First two years vesting is 33%. Third year vesting is 34%. Vesting begins twelve months after date of grant (11/01/2005).