Item 2.02 Results of Operations and Financial Condition.

On May 3, 2012, Quanta Services, Inc. issued a press release announcing its earnings for the fiscal quarter ended March 31, 2012 and updating its 2012 financial estimates. A copy of the press release is furnished herewith as Exhibit 99.1.

The information furnished in this Current Report on Form 8-K, including Exhibit 99.1, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, and shall not be incorporated by reference in any filing under the Securities Act of 1933, as amended, except as expressly set forth by specific reference in such a filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No. Exhibit

99.1 Press Release of Quanta Services, Inc. dated May 3, 2012

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