MASTEC INC — Director's Dealing 2005

Aug 9, 2005

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MASTEC INC (MTZ)
CIK: 0000015615
Period of Report: 2005-08-05

Reporting Person: SHANFELTER AUSTIN J (Director, President & CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2005-08-05	Incentive Stock Option (right to buy)	$9.67	A	20682	Acquired	2015-08-05	Common Stock (20682)	Direct
2005-08-05	Non-Qualified Stock Option (right to buy)	$9.67	A	129318	Acquired	2015-08-05	Common Stock (129318)	Direct

Footnotes

F1: Stock Option granted pursuant to the 2003 Employee Incentive Plan for no cash consideration.

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 (08/05/2005).